NYU Health Sciences Libraries Faculty Bibliography

Guillermo Ignacio Perez-Perez

School of Medicine. Medicine. Infectious Diseases and Immunology; Microbiology. Associate Professor (Research) of Medicine and Microbiology, 2000-
  1. Garza-Gonzalez, E; Perez-Perez, GI; Maldonado-Garza, HJ; Bosques-Padilla, FJ. "A review of helicobacter pylori diagnosis, treatment, and methods to detect eradication". World journal of gastroenterology : WJG. 2014;20(6):1438-1449 (SCOPUS:2-s2.0-84893731367 #841952)       
  2. Garza-Gonzalez, Elvira; Perez-Perez, Guillermo Ignacio; Maldonado-Garza, Hector Jesus; Bosques-Padilla, Francisco Javier. "A review of diagnosis, treatment, and methods to detect eradication". World journal of gastroenterology : WJG. 2014 Feb;20(6):1438-1449 (MEDL:24587620 #836732)       
  3. Kienesberger, Sabine; Sprenger, Hanna; Wolfgruber, Stella; Halwachs, Bettina; Thallinger, Gerhard G; Perez-Perez, Guillermo I; Blaser, Martin J; Zechner, Ellen L; Gorkiewicz, Gregor. "Comparative Genome Analysis of Campylobacter fetus Subspecies Revealed Horizontally Acquired Genetic Elements Important for Virulence and Niche Specificity". PLoS ONE. 2014;9(1):e85491-e85491 (e85491) (MEDL:24416416 #741182)       
  4. Mendoza, Eugenia; Camorlinga-Ponce, Margarita; Perez-Perez, Guillermo; Mera, Robertino; Vilchis, Jenny; Moran, Segundo; Rivera, Octavio; Coria, Rafael; Torres, Javier; Correa, Pelayo; Duque, Ximena. "Present and Past Helicobacter pylori Infection in Mexican School Children". Helicobacter. 2014 Feb;19(1):55-64 (MEDL:24165012 #746432)       
  5. Alekseyenko, Alexander V; Perez-Perez, Guillermo I; De Souza, Aieska; Strober, Bruce; Gao, Zhan; Bihan, Monika; Li, Kelvin; Methe, Barbara A; Blaser, Martin J. "Community differentiation of the cutaneous microbiota in psoriasis". Microbiome. 2013;1(1):31-31 (MEDL:24451201 #760032)       
  6. den Hollander, W. J.; Holster, I. L.; van Gilst, B.; van Vuuren, A. J.; Jaddoe, V. W.; Perez-Perez, G. I.; Blaser, M. J.; Moll, H. A.; Kuipers, E. J.. "HELICOBACTER PYLORI COLONIZATION RATE IN CHILDREN IS HIGHLY VARIABLE AMONG DIFFERENT ETHNIC GROUPS IN WESTERN POPULATIONS: THE GENERATION R STUDY [Meeting Abstract]". Helicobacter. 2013 SEP;18 1 1(SI):81-81 (ISI:000324047300020 #557522)    
  7. den Hollander, W. J.; Schalekamp-Timmermans, S.; Holster, I. L.; Jaddoe, V. W.; Perez-Perez, G. I.; Blaser, M. J.; Steegers, E. A. P.; Kuipers, E. J.. "HELICOBACTER PYLORI COLONIZATION AND PREECLAMPSIA: THE GENERATION R STUDY [Meeting Abstract]". Helicobacter. 2013 SEP;18 1 1(SI):115-115 (ISI:000324047300132 #557512)    
  8. den Hollander, W. J.; Sonnenschein-Van der Voort, A. M. M.; Holster, I. L.; Duijts, L.; de Jongste, J. C.; Jaddoe, V. W.; Perez-Perez, G. I.; Blaser, M. J.; Moll, H. A.; Kuipers, E. J.. "MATERNAL HELICOBACTER PYLORI COLONIZATION IS NOT ASSOCIATED WITH ASTHMA SYMPTOMS, AIRWAY INFLAMMATION AND AIRWAY RESISTANCE IN THEIR CHILDREN UNTIL THE AGE OF 6 YEARS: THE GENERATION R STUDY [Meeting Abstract]". Helicobacter. 2013 SEP;18 1 1(SI):116-116 (ISI:000324047300134 #557492)    
  9. Harris S, Paul R; Smythies, Lesley E; Smith, Phillip D; Perez Perez, Guillermo I. "Role of childhood infection in the sequelae of H. pylori disease". Gut microbes. 2013 Nov;4(6):426-438 (MEDL:24275060 #652052)    
  10. Harris, P R; Smythies, L E; Smith, P D; Perez-Perez, G I. "Role of childhood infection in the sequelae of H. Pylori disease". Gut microbes. 2013 06 Nov 2013;4(6):- (EMBASE:2013751206 #712992)      
  11. Hendricks-Munoz, Karen D; Perez-Perez, Guillermo; Xu, Jie; Kim, Yang; Louie, Moi. "Maternal antenatal treatments influence initial oral microbial acquisition in preterm infants". American journal of perinatology. 2013 Jan;30(1):47-52 (MEDL:22814801 #240862)       
  12. Huong, Duong Thu; Zhao, Yanan; Nguyet, Nguyen Thi; Loan, Ta Thi; Binh, Nguyen Thi Thanh; Thinh, Nguyen Van; Hanh, Nguyen Thi Hong; Perez-Perez, Guillermo I; Perlin, David S. "Candida krusei colonization in patients with gastrointestinal diseases". Medical mycology. 2013 Jul;:884-887 (MEDL:23815437 #416902)       
  13. Redel, Henry; Gao, Zhan; Li, Huilin; Alekseyenko, Alexander V; Zhou, Yanjiao; Perez-Perez, Guillermo I; Weinstock, George; Sodergren, Erica; Blaser, Martin J. "Quantitation and composition of cutaneous microbiota in diabetic and nondiabetic men". Journal of infectious diseases. 2013 Apr;207(7):1105-1114 (MEDL:23300163 #264262)       
  14. Salazar, Christian R; Sun, Jinghua; Li, Yihong; Francois, Fritz; Corby, Patricia; Perez-Perez, Guillermo; Dasanayake, Ananda; Pei, Zhiheng; Chen, Yu. "Association between Selected Oral Pathogens and Gastric Precancerous Lesions". PLoS ONE. 2013;8(1):e51604-e51604 (e51604) (MEDL:23308100 #211562)       
  15. Statnikov, Alexander; Alekseyenko, Alexander V; Li, Zhiguo; Henaff, Mikael; Perez-Perez, Guillermo I; Blaser, Martin J; Aliferis, Constantin F. "Microbiomic signatures of psoriasis: feasibility and methodology comparison". Scientific reports. 2013 Sep;3:2620-2620 (MEDL:24018484 #529142)       
  16. Agreus, Lars; Kuipers, Ernst J; Kupcinskas, Limas; Malfertheiner, Peter; Di Mario, Francesco; Leja, Marcis; Mahachai, Varocha; Yaron, Niv; van Oijen, Martijn; Perez Perez, Guillermo; Rugge, Massimo; Ronkainen, Jukka; Salaspuro, Mikko; Sipponen, Pentti; Sugano, Kentaro; Sung, Joseph. "Rationale in diagnosis and screening of atrophic gastritis with stomach-specific plasma biomarkers". Scandinavian journal of gastroenterology. 2012 Feb;47(2):136-147 (MEDL:22242613 #746802)       
  17. Demiray-Gurbuz, E.; Perez-Perez, G.; Olivares, A.; Soyturk, M.; Sarioglu, S.; Simsek, I.; Yilmaz, O.. "PREVALENCE OF VACA ALLELES IN HELICOBACTER PYLORI STRAINS ISOLATED IN TURKEY [Meeting Abstract]". Helicobacter. 2012 SEP;17 1 1(SI):85-85 (ISI:000308581600074 #180191)    
  18. Garza-Gonzalez, Elvira; Rios, Merab; Bosques-Padilla, Francisco J; Francois, Fritz; Cho, Ilseung; Gonzalez, Gloria M; Perez-Perez, Guillermo I. "Immune response against Streptococcus gallolyticus in patients with adenomatous polyps in colon". International journal of cancer. 2012 Nov;131(10):2294-2299 (MEDL:22377818 #180133)       
  19. Gupta, Vinay; Perez-Perez, Guillermo I; Dorsey, Grant; Rosenthal, Philip J; Blaser, Martin J. "Reply to comment on: The seroprevalence of Helicobacter pylori and its relationship to malaria in Ugandan children [Letter]". Transactions of the Royal Society of Tropical Medicine & Hygiene. 2012 May;106:330-330 (MEDL:22480790 #165583)       
  20. Gupta, Vinay; Perez-Perez, Guillermo I; Dorsey, Grant; Rosenthal, Philip J; Blaser, Martin J. "The seroprevalence of Helicobacter pylori and its relationship to malaria in Ugandan children". Transactions of the Royal Society of Tropical Medicine & Hygiene. 2012 Jan;106(1):35-42 (MEDL:22018600 #165586)       
  21. Holster, I Lisanne; Vila, Anne Marie J; Caudri, Daan; den Hoed, Caroline M; Perez-Perez, Guillermo I; Blaser, Martin J; de Jongste, Johan C; Kuipers, Ernst J. "The Impact of Helicobacter pylori on Atopic Disorders in Childhood". Helicobacter. 2012 Jun;17(3):232-237 (MEDL:22515362 #165581)       
  22. Kienesberger, Sabine; Perez-Perez, Guillermo I; Rivera-Correa, Juan L; Tosado-Acevedo, Rafael; Li, Huilin; Dubois, Andre; Gonzalez-Martinez, Janis A; Dominguez Bello, Maria Gloria; Blaser, Martin J. "Serologic host response to Helicobacter pylori and Campylobacter jejuni in socially housed Rhesus macaques (Macaca mulatta)". Gut pathogens. 2012 Aug;4(1):9-9 (MEDL:22920270 #175980)       
  23. Koshiol, Jill; Flores, Roberto; Lam, Tram K; Taylor, Philip R; Weinstein, Stephanie J; Virtamo, Jarmo; Albanes, Demetrius; Perez-Perez, Guillermo; Caporaso, Neil E; Blaser, Martin J. "Helicobacter pylori seropositivity and risk of lung cancer". PLoS ONE. 2012;7(2):e32106-e32106 (e32106) (MEDL:22384154 #165585)       
  24. Liu, J; Youn, H; Sutton-Ramsey, D; Perez-Perez, G; Leon, D; Ren-Fielding, C; Fielding, G; Kurian, M; Weinshel, E; Francois, F. "Gastric band release rapidly impacts eating behavior, satiety hormones and weight [Meeting Abstract]". American journal of gastroenterology. 2012 October 2012;107:S586-S586 (EMBASE:70895091 #180111)    
  25. Llanes, Rafael; Millan, Leslie M; Escobar, Maria P; Gala, Angela; Capo, Virginia; Feliciano, Onelkis; Gutierrez, Oderay; Llop, Alina; Ponce, Felix; Perez-Perez, Guillermo I. "Low Prevalence of Helicobacter pylori Among Symptomatic Children from a Hospital in Havana, Cuba". Journal of tropical pediatrics. 2012 Jun;58(3):231-234 (MEDL:21752863 #169710)       
  26. Salazar, Christian R; Francois, Fritz; Li, Yihong; Corby, Patricia; Hays, Rosemary; Leung, Celine; Bedi, Sukhleen; Segers, Stephanie; Queiroz, Erica; Sun, Jinghua; Wang, Beverly; Ho, Hao; Craig, Ronald; Cruz, Gustavo D; Blaser, Martin J; Perez-Perez, Guillermo; Hayes, Richard B; Dasanayake, Ananda; Pei, Zhiheng; Chen, Yu. "Association between oral health and gastric precancerous lesions". Carcinogenesis. 2012 Feb;33(2):399-403 (MEDL:22139442 #156487)       
  27. Torres, Lino E; Gonzalez, Lidice; Melian, Karelia; Alonso, Jordis; Moreno, Arlenis; Hernandez, Mayrin; Reyes, Orlando; Bermudez, Ludisleydis; Campos, Javier; Perez-Perez, Guillermo; Rodriguez, Boris L. "EPIYA motif patterns among Cuban Helicobacter pylori CagA positive strains". Biomedica. 2012 Jan-Mar;32(1):23-31 (MEDL:23235784 #746812)       
  28. Agudo, S; Perez-Perez, G; Alarcon, T; Lopez-Brea, M. "Rapid detection of clarithromycin resistant Helicobacter pylori strains in Spanish patients by polymerase chain reaction-restriction fragment length polymorphism". Revista espanola de quimioterapia. 2011 Mar;24(1):32-36 (MEDL:21412667 #134135)    
  29. Camorlinga-Ponce, Margarita; Perez-Perez, Guillermo; Gonzalez-Valencia, Gerardo; Mendoza, Irma; Penaloza-Espinosa, Rosenda; Ramos, Irma; Kersulyte, Dangeruta; Reyes-Leon, Adriana; Romo, Carolina; Granados, Julio; Munoz, Leopoldo; Berg, Douglas E; Torres, Javier. "Helicobacter pylori Genotyping from American Indigenous Groups Shows Novel Amerindian vacA and cagA Alleles and Asian, African and European Admixture". PLoS ONE. 2011;6(11):e27212-e27212 (MEDL:22073291 #146164)       
  30. Demiray-Gurbuz E.; Perez Perez G.; Olivares A.; Yilmaz O.; Gonen C.; Sariotlu S.; Soyturk M.; Simsek I.; Utur Kantar F.. "Simultaneous detection of helicobacter pylori infection and clarithromycin resistance by fluorescence in situ hybridization (FISH) in Turkish dyspeptic patients [Meeting Abstract]". Helicobacter. 2011;16:112-112 (EMBASE:70590166 #142067)    
  31. den Hoed, Caroline M; Vila, Anne J; Holster, Ingrid L; Perez-Perez, Guillermo I; Blaser, Martin J; de Jongste, Johan C; Kuipers, Ernest J. "Helicobacter pylori and the birth cohort effect: evidence for stabilized colonization rates in childhood". Helicobacter. 2011 Oct;16(5):405-409 (MEDL:21923687 #137846)       
  32. Francois, Fritz; Roper, Jatin; Joseph, Neal; Pei, Zhiheng; Chhada, Aditi; Shak, Joshua R; de Perez, Asalia Z Olivares; Perez-Perez, Guillermo I; Blaser, Martin J. "The effect of H. pylori eradication on meal-associated changes in plasma ghrelin and leptin". BMC gastroenterology. 2011;11:37-37 (MEDL:21489301 #132313)       
  33. Goldman, Cinthia G; Matteo, Mario J; Loureiro, Julio D; Almuzara, Marisa; Barberis, Claudia; Vay, Carlos; Catalano, Mariana; Heredia, Sergio Rodriguez; Mantero, Paula; Boccio, Jose R; Zubillaga, Marcela B; Cremaschi, Graciela A; Solnick, Jay V; Perez-Perez, Guillermo I; Blaser, Martin J. "Novel gastric helicobacters and oral campylobacters are present in captive and wild cetaceans". Veterinary microbiology. 2011 Aug 26;152(1-2):138-145 (MEDL:21592686 #136497)       
  34. Nagy, Toni A; Allen, Shannon S; Wroblewski, Lydia E; Flaherty, David K; Slaughter, James C; Perez-Perez, Guillermo; Israel, Dawn A; Peek, Richard M Jr. "Helicobacter pylori induction of eosinophil migration is mediated by the cag pathogenicity island via microbial-epithelial interactions". American journal of pathology. 2011 Apr;178(4):1448-1452 (MEDL:21406172 #133350)       
  35. Pohl, Mary Ann; Zhang, William; Shah, Sunny N; Sanabria-Valentin, Edgardo L; Perez-Perez, Guillermo I; Blaser, Martin J. "Genotypic and Phenotypic Variation of Lewis Antigen Expression in Geographically Diverse Helicobacter pylori Isolates". Helicobacter. 2011 Dec;16(6):475-481 (MEDL:22059399 #141081)       
  36. Agudo, Sonia; Perez-Perez, Guillermo; Alarcon, Teresa; Lopez-Brea, Manuel. "High prevalence of clarithromycin-resistant Helicobacter pylori strains and risk factors associated with resistance in Madrid, Spain". Journal of clinical microbiology. 2010 Oct;48(10):3703-3707 (MEDL:20668128 #746822)       
  37. Chung, Christine; Olivares, Asalia; Torres, Eugenia; Yilmaz, Ozlem; Cohen, Henry; Perez-Perez, Guillermo. "Diversity of VacA intermediate region among Helicobacter pylori strains from several regions of the world". Journal of clinical microbiology. 2010 Mar;48(3):690-696 (MEDL:20053862 #107926)       
  38. Cook, Michael B; Dawsey, Sanford M; Diaw, Lena; Blaser, Martin J; Perez-Perez, Guillermo I; Abnet, Christian C; Taylor, Philip R; Albanes, Demetrius; Virtamo, Jarmo; Kamangar, Farin. "Serum pepsinogens and Helicobacter pylori in relation to the risk of esophageal squamous cell carcinoma in the alpha-tocopherol, beta-carotene cancer prevention study". Cancer epidemiology biomarkers & prevention. 2010 Aug;19(8):1966-1975 (MEDL:20647397 #134354)       
  39. Galvan-Portillo, Marcia V; Onate-Ocana, Luis F; Perez-Perez, Guillermo I; Chen, Jia; Herrera-Goepfert, Roberto; Chihu-Amparan, Lilia; Flores-Luna, Lourdes; Mohar-Betancourt, Alejandro; Lopez-Carrillo, Lizbeth. "Dietary folate and vitamin B12 intake before diagnosis decreases gastric cancer mortality risk among susceptible MTHFR 677TT carriers". Nutrition. 2010 Feb;26(2):201-208 (MEDL:19577428 #133455)       
  40. Gao, Zhan; Perez-Perez, Guillermo I; Chen, Yu; Blaser, Martin J. "Quantitation of major human cutaneous bacterial and fungal populations". Journal of clinical microbiology. 2010 Oct;48(10):3575-3581 (MEDL:20702672 #114044)       
  41. Garza-Gonzalez, E; Perez-Perez, G I; Mendoza-Ibarra, S I; Flores-Gutierrez, J P; Bosques-Padilla, F J. "Genetic risk factors for inflammatory bowel disease in a North-eastern Mexican population". International journal of immunogenetics. 2010 Oct;37(5):355-359 (MEDL:20518842 #416912)       
  42. Gonzalez, Nicolas; Fernandez, Lucia; Perez Perez, Guillermo; Saona, Gustavo; Raisler, Katherine; Eugenia Torres, Maria; Olivares, Asalia; Stein, Silvana; Cohen, Henry. "[Helicobacter pylori infection in Uruguayan patients of African origin: clinical, endoscopic and genetic characteristics]". Acta gastroenterologica Latinoamericana. 2010 Sep;40(3):206-210 (MEDL:21053478 #746842)    
  43. Guvenir, M.; Yilmaz, O.; Olivares, A.; Gonen, C.; Sarioglu, S.; Ellidokuz, H.; Soyturk, M.; Simsek, I.; Perez, G. I. Perez. "Characterization of H-pylori CagA EPIYA motifs in H-pylori strains of Turkish Origin [Meeting Abstract]". Helicobacter. 2010 AUG;15(4):370-370 (ISI:000279986200164 #114023)    
  44. Perez-Perez, Guillermo I; Maw, Anna M; Feingold-Link, Lani; Gunn, Jennifer; Bowers, Andrea L; Minano, Cecilia; Rautelin, Hilpi; Kosunen, Timo U; Blaser, Martin J. "Longitudinal Analysis of Serological Responses of Adults to Helicobacter pylori Antigens". Journal of infectious diseases. 2010 Sep 15;202(6):916-923 (MEDL:20698790 #111828)       
  45. Sabbaghian, M Shirin; Ranaudo, Jeffrey; Zeng, Lin; Alongi, Alexandra P; Perez-Perez, Guillermo; Shamamian, Peter. "Identification of Helicobacter spp. in bile and gallbladder tissue of patients with symptomatic gallbladder disease". HPB : the official journal of the International Hepato Pancreato Biliary Association. 2010 Mar;12(2):129-133 (MEDL:20495657 #109804)       
  46. Valenzuela, Manuel; Perez-Perez, Guillermo; Corvalan, Alejandro H; Carrasco, Gonzalo; Urra, Hery; Bravo, Denisse; Toledo, Hector; Quest, Andrew F G. "Helicobacter pylori-induced loss of the inhibitor-of-apoptosis protein survivin is linked to gastritis and death of human gastric cells". Journal of infectious diseases. 2010 Oct;202(7):1021-1030 (MEDL:20735270 #746832)       
  47. Hou, Lifang; Savage, Sharon A; Blaser, Martin J; Perez-Perez, Guillermo; Hoxha, Mirjam; Dioni, Laura; Pegoraro, Valeria; Dong, Linda M; Zatonski, Witold; Lissowska, Jolanta; Chow, Wong-Ho; Baccarelli, Andrea. "Telomere length in peripheral leukocyte DNA and gastric cancer risk". Cancer epidemiology biomarkers & prevention. 2009 Nov;18(11):3103-3109 (MEDL:19861514 #165590)       
  48. Shak, Joshua R; Dick, Jonathan J; Meinersmann, Richard J; Perez-Perez, Guillermo I; Blaser, Martin J. "Repeat-associated plasticity in the Helicobacter pylori RD gene family". Journal of bacteriology. 2009 Nov;191(22):6900-6910 (MEDL:19749042 #104893)       
  49. Torres-Debat, M E; Perez-Perez, G; Olivares, A; Fernandez, L; Raisler, K; Gonzalez, N; Stein, S; Bazet, M C; Alallon, W; Cohen, H. "Antimicrobial susceptibility of Helicobacter pylori and mechanisms of clarithromycin resistance in strains isolated from patients in Uruguay". Revista espanola de enfermedades digestivas. 2009 Nov;101(11):757-762 (MEDL:20001152 #133755)    
  50. Buadze, M; Olivares, A; Kutubidze, T; Labauri, L; Chavchanidze, D; Lobzhanidze, G; Perez-Perez, GI. "Prevalence of H. pylori in Georgian pediatric patients with peptic ulcer diseases [Meeting Abstract]". Helicobacter. 2008 OCT;13(5):447-448 (ISI:000258404600165 #86817)    
  51. Contreras, Monica; Pujol, Flor H; Perez-Perez, Guillermo I; Marini, Elisabetta; Michelangeli, Fabian A; Ponce, Liliana; Dominguez-Bello, Maria G. "Helicobacter pylori seroprevalence in Amerindians from isolated locations". American journal of tropical medicine & hygiene. 2008 Apr;78(4):574-576 (MEDL:18385351 #79186)    
  52. Epplein, Meira; Nomura, Abraham M Y; Hankin, Jean H; Blaser, Martin J; Perez-Perez, Guillermo; Stemmermann, Grant N; Wilkens, Lynne R; Kolonel, Laurence N. "Association of Helicobacter pylori infection and diet on the risk of gastric cancer: a case-control study in Hawaii". Cancer causes & control. ccc. 2008 Oct;19(8):869-877 (MEDL:18369531 #79187)       
  53. Francois, F; Roper, J; Goodman, A J; Pei, Z; Ghumman, M; Mourad, M; de Perez, A Z Olivares; Perez-Perez, G I; Tseng, C-H; Blaser, M J. "The association of gastric leptin with oesophageal inflammation and metaplasia". Gut: journal of the British Society of Gastroenterology. 2008 Jan;57(1):16-24 (MEDL:17761783 #75709)       
  54. Garza-Gonzalez, Elvira; Bocanegra-Garcia, Virgilio; Bosques-Padilla, Francisco-Javier; Flores-Gutierrez, Juan-Pablo; Moreno, Francisco; Perez-Perez, Guillermo-Ignacio. "mRNA levels of TLR4 and TLR5 are independent of H pylori". World journal of gastroenterology : WJG. 2008 Sep 14;14(34):5306-5310 (MEDL:18785283 #102589)       
  55. Reibman, Joan; Marmor, Michael; Filner, Joshua; Fernandez-Beros, Maria-Elena; Rogers, Linda; Perez-Perez, Guillermo I; Blaser, Martin J. "Asthma is inversely associated with Helicobacter pylori status in an urban population". PLoS ONE. 2008;3(12):e4060-e4060 (MEDL:19112508 #91964)       
  56. Romero-Gallo, Judith; Harris, Elizabeth J; Krishna, Uma; Washington, Mary Kay; Perez-Perez, Guillermo I; Peek, Richard M Jr. "Effect of Helicobacter pylori eradication on gastric carcinogenesis". Laboratory investigation. 2008 Mar;88(3):328-336 (MEDL:18180700 #79188)       
  57. Roper, Jatin; Francois, Fritz; Shue, Peter L; Mourad, Michelle S; Pei, Zhiheng; Olivares de Perez, Asalia Z; Perez-Perez, Guillermo I; Tseng, Chi-Hong; Blaser, Martin J. "Leptin and ghrelin in relation to Helicobacter pylori status in adult males". Journal of clinical endocrinology & metabolism. 2008 Jun;93(6):2350-2357 (MEDL:18397989 #159212)       
  58. Shak, Joshua R; Roper, Jatin; Perez-Perez, Guillermo I; Tseng, Chi-hong; Francois, Fritz; Gamagaris, Zoi; Patterson, Carlie; Weinshel, Elizabeth; Fielding, George A; Ren, Christine; Blaser, Martin J. "The Effect of Laparoscopic Gastric Banding Surgery on Plasma Levels of Appetite-Control, Insulinotropic, and Digestive Hormones". Obesity surgery. 2008 Sep;18(9):1089-1096 (MEDL:18408980 #78623)       
  59. Sierra, Rafaela; Une, Clas; Ramirez, Vanessa; Alpizar-Alpizar, Warner; Gonzalez, Maria-I; Ramirez, Jose-A; De Mascarel, Antoine; Cuenca, Patricia; Perez-Perez, Guillermo; Megraud, Francis. "Relation of atrophic gastritis with Helicobacter pylori-CagA(+) and interleukin-1 gene polymorphisms". World journal of gastroenterology : WJG. 2008 Nov 14;14(42):6481-6487 (MEDL:19030199 #102590)       
  60. Yilmaz, O; Demiray, E; Soyturk, M; Perez, GIP; Sagol, O; Bekmen, N; Simsek, I; Akpinar, H. "Evaluation of serum pepsinogen I and II levels, gastrin-17 and H. pylori antibodies in patients with dyspepsia [Meeting Abstract]". Helicobacter. 2008 OCT;13(5):454-454 (ISI:000258404600183 #86819)    
  61. Yilmaz, O; Demiray, E; Soyturk, M; Perez, GIP; Sarioglu, S; Bekmen, N; Simsek, I; Akpinar, H. "The effect of H. pylori eradication on serum pepsinogen I and II levels, gastrin-17, and H. pylori antibodies in patients with dyspepsia [Meeting Abstract]". Helicobacter. 2008 OCT;13(5):453-454 (ISI:000258404600181 #86818)    
  62. Blaser, Martin J; Nomura, Abraham; Lee, James; Stemmerman, Grant N; Perez-Perez, Guillermo I. "Early-life family structure and microbially induced cancer risk". PLoS medicine. 2007 Jan;4(1):e7-e7 (MEDL:17227131 #79193)       
  63. Demiray, E; Tumer, S; Perez, GIP; Olivares, AZ; Sagol, O; Altungoz, O; Soyturk, M; Yilmaz, O. "A new approach in the determination of clarithromycin resistance in Helicobacter pylori infection [Meeting Abstract]". Helicobacter. 2007 AUG;12(4):389-389 (ISI:000249017800044 #74188)    
  64. Garza-Gonzalez, E; Mendoza-Ibarra, SI; Bosques, F; Perez-Perez, GI. "G796A nucleotide-binding oligomerization domain (NOD) 1 and C-590T interleukin-4 polymorphisms in Helicobacter pylori related diseases [Meeting Abstract]". Zoonoses & public health. 2007 JAN;54(1):151-151 (ISI:000250519200513 #87171)    
  65. Garza-Gonzalez, Elvira; Bosques-Padilla, Francisco J; Mendoza-Ibarra, Sandra I; Flores-Gutierrez, Juan P; Maldonado-Garza, Hector J; Perez-Perez, Guillermo I. "Assessment of the toll-like receptor 4 Asp299Gly, Thr399Ile and interleukin-8 -251 polymorphisms in the risk for the development of distal gastric cancer". BMC cancer. 2007;7:70-70 (MEDL:17462092 #73822)       
  66. Ghose, Chandrabali; Perez-Perez, Guillermo I; Torres, Victor J; Crosatti, Marialuisa; Nomura, Abraham; Peek, Richard M Jr; Cover, Timothy L; Francois, Fritz; Blaser, Martin J. "Serological Assays for Identification of Human Gastric Colonization by Helicobacter pylori Strains Expressing VacA m1 or m2". Clinical & vaccine immunology. 2007 Apr;14(4):442-450 (MEDL:17267587 #71774)       
  67. Kamangar, F; Qiao, Y-L; Blaser, M J; Sun, X-D; Katki, H; Fan, J-H; Perez-Perez, G I; Abnet, C C; Zhao, P; Mark, S D; Taylor, P R; Dawsey, S M. "Helicobacter pylori and oesophageal and gastric cancers in a prospective study in China". British journal of cancer. 2007 Jan;96(1):172-176 (MEDL:17179990 #416872)       
  68. Mendoza-Ibarra, Sandra Iveth; Perez-Perez, Guillermo Ignacio; Bosques-Padilla, Francisco Javier; Urquidi-Rivera, Martha; Rodriguez-Esquivel, Zulma; Garza-Gonzalez, Elvira. "Utility of diagnostic tests for detection of Helicobacter pylori in children in northeastern Mexico". Pediatrics International. 2007 Dec;49(6):869-874 (MEDL:18045288 #79189)       
  69. Perez Perez, GI; Torres, E; Raisler, K; Olivares, AZ; Reynolds, SP; Gonzalez, N; Fernandez, L; Cohen, H. "Analysis of genetic diversity associated with ethnicity in Helicobacter pylori strains isolated in Montevideo, Uruguay [Meeting Abstract]". Zoonoses & public health. 2007 JAN;54(1):112-112 (ISI:000250519200379 #87170)    
  70. Perez, GIP; Olivares, AZ; Yilmaz, O. "Isolation and characterisation of Helicobacter pylori in dyspeptic patients for Izmir, Turkey [Meeting Abstract]". Zoonoses & public health. 2007 JAN;54(1):111-111 (ISI:000250519200378 #87169)    
  71. Perez-Perez, Guillermo Ignacio; Portal-Celhay, Cynthia; Bosques-Padilla, Francisco Javier; Garza-Gonzalez, Elvira. "[Development of a protocol of pyrosequencing for determination of the polymorphism at position -31 of the interleukin-1beta gene in the study of risk of development of stomach cancer]". Revista de gastroenterologia de Mexico. 2007 Jan-Mar;72(1):10-14 (MEDL:17685194 #73954)    
  72. Tsukanov, VV; Butorin, NN; Maady, AS; Barkalov, SV; Amelchugova, OS; Perez-Perez, GI. "Correlation between gastric cancer markers and prevalence of Helicobacter pylori CagA in different populations of eastern Siberia [Meeting Abstract]". Helicobacter. 2007 AUG;12(4):453-453 (ISI:000249017800223 #74189)    
  73. Young, B; Roper, H; Mourad, M; Olivares de Perez, AZ; Perez-Perez, GI; Pei, ZH; Blaser, MJ; Francois, F. "Fasting gastric leptin levels are elevated in diabetics independent of BMI [Meeting Abstract]". American journal of gastroenterology. 2007 SEP;102(6):S163-S163 (ISI:000249397800125 #74153)    
  74. Bik, Elisabeth M; Eckburg, Paul B; Gill, Steven R; Nelson, Karen E; Purdom, Elizabeth A; Francois, Fritz; Perez-Perez, Guillermo; Blaser, Martin J; Relman, David A. "Molecular analysis of the bacterial microbiota in the human stomach". Proceedings of the National Academy of Sciences of the United States of America. 2006 Jan 17;103(3):732-737 (MEDL:16407106 #62128)       
  75. Cho, Alex; Chaudhry, Amina; Minsky-Primus, Lisa; Tso, Alan; Perez-Perez, Guillermo; Diehl, David L; Marcus, Stuart G; Gany, Francesca M. "Follow-up care after a diagnosis of Helicobacter pylori infection in an Asian immigrant cohort". Journal of clinical gastroenterology. 2006 Jan;40(1):29-32 (MEDL:16340630 #61482)       
  76. Cho, Alex; Chaudhry, Amina; Minsky-Primus, Lisa; Tso, Alan; Perez-Perez, Guillermo; Diehl, David; Marcus, Stuart G; Gany, Francesca M. "Acceptance of repeat esophagogastroduodenoscopy to detect gastric cancer in a chinese immigrant cohort". Journal of clinical gastroenterology. 2006 Aug;40(7):606-611 (MEDL:16917402 #68529)       
  77. Goldman, Cinthia; Barrado, Andres; Janjetic, Mariana; Balcarce, Norma; Cueto Rua, Eduardo; Oshiro, Masaru; Calcagno, Maria L; Sarrasague, Margarita-Martinez; Fuda, Julian; Weill, Ricardo; Zubillaga, Marcela; Perez-Perez, Guillermo I; Boccio, Jose. "Factors associated with H. pylori epidemiology in symptomatic children in Buenos Aires, Argentina". World journal of gastroenterology : WJG. 2006 Sep 7;12(33):5384-5388 (MEDL:16981273 #79195)    
  78. Gorthi, S P; Kapoor, Lata; Chaudhry, Rama; Sharma, Nidhi; Perez-Perez, Guillermo I; Panigrahi, Pinaki; Behari, Madhuri. "Guillain-Barre syndrome: association with Campylobacter jejuni and Mycoplasma pneumoniae infections in India". National medical journal of India. 2006 May-Jun;19(3):137-139 (MEDL:16836263 #79196)    
  79. Kamangar, Farin; Dawsey, Sanford M; Blaser, Martin J; Perez-Perez, Guillermo I; Pietinen, Pirjo; Newschaffer, Craig J; Abnet, Christian C; Albanes, Demetrius; Virtamo, Jarmo; Taylor, Philip R. "Opposing risks of gastric cardia and noncardia gastric adenocarcinomas associated with Helicobacter pylori seropositivity". Journal of the National Cancer Institute. 2006 Oct 18;98(20):1445-1452 (MEDL:17047193 #79194)       
  80. Marcano-Lozada, MJ; Urrestarazu, MI; Serrano, NM; Perez-Perez, GI. "Association of Helicobacter pylori and chronic idiopathic urticaria [Meeting Abstract]". Helicobacter. 2006 AUG;11(4):369-369 (ISI:000239005100152 #68674)    
  81. Moreno-Gutierrez, FJ; Garza-Gonzalez, E; Bosques-Padilla, FJ; Perez-Perez, GI. "In vivo and in vitro expression of the TLR-4 and TLR-5 receptors during Helicobacter pylori infection [Meeting Abstract]". Helicobacter. 2006 AUG;11(4):349-349 (ISI:000239005100096 #68673)    
  82. Olivares, Asalia; Buadze, Merab; Kutubidze, Tina; Lobjanidze, Manana; Labauri, Levani; Kutubidze, Ramaz; Chikviladze, Daredjan; Zhvania, Manana; Kharzeishvili, Omar; Lomidze, Nodar; Perez-Perez, Guillermo I. "Prevalence of Helicobacter pylori in Georgian patients with dyspepsia". Helicobacter. 2006 Apr;11(2):81-85 (MEDL:16579837 #64075)       
  83. Perez-Perez, GI; Andersson, M; Olivares, AZ; Gonzalez, EG; Padilla, FB; Torres, J; Blaser, MJ. "Specific geographic genotypes among Helicobacter pylori strains [Meeting Abstract]". Helicobacter. 2006 AUG;11(4):342-342 (ISI:000239005100075 #68671)    
  84. Perez-Perez, GI; Chao, L; Minhong, C; Andersson, M; Olivares, AZ. "Differences in the 3 ' cagA region between Helicobacter pylori strains of East Asian and African origin [Meeting Abstract]". Helicobacter. 2006 AUG;11(4):343-344 (ISI:000239005100080 #68672)    
  85. Perez-Perez, GI; Wong, C; Olivares, AZ; Gonzalez, EG; Padilla, FB; Blaser, MJ. "Stability and variability of cagA and its correlation with disease outcome [Meeting Abstract]". Helicobacter. 2006 AUG;11(4):333-333 (ISI:000239005100052 #68670)    
  86. Perry, Sharon; de la Luz Sanchez, Maria; Yang, Shufang; Haggerty, Thomas D; Hurst, Philip; Perez-Perez, Guillermo; Parsonnet, Julie. "Gastroenteritis and transmission of Helicobacter pylori infection in households". Emerging infectious diseases. 2006 Nov;12(11):1701-1708 (MEDL:17283620 #79192)    
  87. Portal-Celhay, Cynthia; Perez-Perez, Guillermo I. "Immune responses to Helicobacter pylori colonization: mechanisms and clinical outcomes". Clinical science (London, 1979). 2006 Mar;110(3):305-314 (MEDL:16464172 #64076)       
  88. Vidal, T; Gutierrez, B; Valmana, CE; Ochoa, R; Megraud, F; Perez-Perez, GI; Paniagua, M; Mendz, GL. "Helicobacter pylori infection diagnosis in gastroduodenal disease in La Habana, Cuba [Meeting Abstract]". Helicobacter. 2006 AUG;11(4):384-385 (ISI:000239005100196 #68675)    
  89. Zuniga-Noriega, Jaime Raul; Bosques-Padilla, Francisco Javier; Perez-Perez, Guillermo Ignacio; Tijerina-Menchaca, Rolando; Flores-Gutierrez, Juan Pablo; Maldonado Garza, Hector Jesus; Garza-Gonzalez, Elvira. "Diagnostic utility of invasive tests and serology for the diagnosis of Helicobacter pylori infection in different clinical presentations". Archives of medical research (Mexico). 2006 Jan;37(1):123-128 (MEDL:16314197 #64078)       
  90. Alpizar-Alpizar, W; Perez-Perez, G I; Une, C; Cuenca, P; Sierra, R. "Association of interleukin-1B and interleukin-1RN polymorphisms with gastric cancer in a high-risk population of Costa Rica". Clinical & experimental medicine. 2005 Dec;5(4):169-176 (MEDL:16362796 #64077)       
  91. Alpizar-Alpizar, Warner; Sierra, Rafaela; Cuenca, Patricia; Une, Clas; Mena, Fernando; Perez-Perez, Guillenno Ignacio. "[Association of the p53 codon 72 polymorphism to gastric cancer risk in a hight risk population of Costa Rica]". Revista de biologia tropical. 2005 Sep-Dec;53(3-4):317-324 (MEDL:17354442 #416932)    
  92. Bhat, Niranjan; Gaensbauer, James; Peek, Richard M; Bloch, Karen; Tham, Kyi-Toe; Blaser, Martin J; Perez-Perez, Guillermo. "Local and systemic immune and inflammatory responses to Helicobacter pylori strains". Clinical & diagnostic laboratory immunology. 2005 Dec;12(12):1393-1400 (MEDL:16339062 #79197)       
  93. Cooperberg BA; Bini EJ; Cohen H; Olivares AZ; Dacoll C; Perez-Perez GI. "Preliminary report of the prevalence of Helicobacter pylori and distribution of vacA genotypes in Montevideo, Uruguay". Revista Brasileira de Medicina. 2005;62(7):290-294 (EMBASE:2005399673 #57965)    
  94. Franco, Aime T; Israel, Dawn A; Washington, Mary K; Krishna, Uma; Fox, James G; Rogers, Arlin B; Neish, Andrew S; Collier-Hyams, Lauren; Perez-Perez, Guillermo I; Hatakeyama, Masanori; Whitehead, Robert; Gaus, Kristin; O'Brien, Daniel P; Romero-Gallo, Judith; Peek, Richard M Jr. "Activation of beta-catenin by carcinogenic Helicobacter pylori". Proceedings of the National Academy of Sciences of the United States of America. 2005 Jul 26;102(30):10646-10651 (MEDL:16027366 #64079)       
  95. Garza-Gonzalez, Elvira; Bosques-Padilla, Francisco Javier; El-Omar, Emad; Hold, Georgina; Tijerina-Menchaca, Rolando; Maldonado-Garza, Hector Jesus; Perez-Perez, Guillermo Ignacio. "Role of the polymorphic IL-1B, IL-1RN and TNF-A genes in distal gastric cancer in Mexico". International journal of cancer. 2005 Mar 20;114(2):237-241 (MEDL:15540224 #79200)       
  96. Ghose, C; Perez-Perez, G I; van Doorn, L J; Dominguez-Bello, M G; Blaser, M J. "High Frequency of Gastric Colonization with Multiple Helicobacter pylori Strains in Venezuelan Subjects". Journal of clinical microbiology. 2005 Jun;43(6):2635-2641 (MEDL:15956377 #55866)       
  97. Gorthi, SP; Kapoor, L; Chaudhry, R; Sharma, N; Perez-Perez, GI; Panigrahi, P; Behari, M. "Guillain-Barre syndrome: association with Campylobacter jejuni and Mycoplasma pneumoniae infections in India [Meeting Abstract]". Journal of the neurological sciences. 2005 NOV 15;238(4):S186-S187 (ISI:000235088001361 #98078)    
  98. Haggerty, Thomas D; Perry, Sharon; Sanchez, Luz; Perez-Perez, Guillermo; Parsonnet, Julie. "Significance of transiently positive enzyme-linked immunosorbent assay results in detection of Helicobacter pylori in stool samples from children". Journal of clinical microbiology. 2005 May;43(5):2220-2223 (MEDL:15872245 #79199)       
  99. Harris, Paul; Perez-Perez, Guillermo; Zylberberg, Alejandro; Rollan, Antonio; Serrano, Carolina; Riera, Francisca; Einisman, Helly; Garcia, Daniela; Viviani, Paola. "Relevance of adjusted cut-off values in commercial serological immunoassays for Helicobacter pylori infection in children". Digestive diseases & sciences. 2005 Nov;50(11):2103-2109 (MEDL:16240223 #79198)       
  100. Lin, RM; Francois, F; Olivares, A; Williams, R; Huang, GJ; Poles, MA; Perez-Perez, G. "II-lbeta-511 polymorphism is associated with increased risk of colonic adenomas in an ethnically diverse population". Gastroenterology. 2005 APR;128(4):A9-A9 (ISI:000228619300043 #519622)    
  101. Nomura, Abraham M Y; Kolonel, Laurence N; Miki, Kazumasa; Stemmermann, Grant N; Wilkens, Lynne R; Goodman, Marc T; Perez-Perez, Guillermo I; Blaser, Martin J. "Helicobacter pylori, pepsinogen, and gastric adenocarcinoma in Hawaii". Journal of infectious diseases. 2005 Jun 15;191(12):2075-2081 (MEDL:15897993 #64080)       
  102. Perez Perez, Guillermo I. "[New era of Helicobacter pylori]". Revista de gastroenterologia de Mexico. 2005 Nov;70 Suppl 3:31-32 (MEDL:17471853 #79190)    
  103. Perez Perez, Guillermo I. "[When and why should we eradicate the Helicobacter pylori?]". Revista de gastroenterologia de Mexico. 2005 Nov;70 Suppl 3:26-27 (MEDL:17471851 #79191)    
  104. Perez-Perez, Guillermo I; Garza-Gonzalez, Elvira; Portal, Cynthia; Olivares, Asalia Z. "Role of cytokine polymorphisms in the risk of distal gastric cancer development". Cancer epidemiology biomarkers & prevention. 2005 Aug;14(8):1869-1873 (MEDL:16103428 #58894)       
  105. Perez-Perez, Guillermo Ignacio; Bosques-Padilla, Francisco Javier; Crosatti, Maria Luisa; Tijerina-Menchaca, Rolando; Garza-Gonzalez, Elvira. "Role of p53 codon 72 polymorphism in the risk of development of distal gastric cancer". Scandinavian journal of gastroenterology. 2005 Jan;40(1):56-60 (MEDL:15841715 #54111)       
  106. Perez-Perez, Guillermo Ignacio; Olivares, Asalia Zuni; Foo, F Yeong; Foo, Sun; Neusy, Andre J; Ng, Christopher; Holzman, Robert S; Marmor, Michael; Blaser, Martin J. "Seroprevalence of Helicobacter pylori in New York City populations originating in East Asia". Journal of urban health. 2005 Sep;82(3):510-516 (MEDL:16033932 #58190)       
  107. Aspholm-Hurtig, Marina; Dailide, Giedrius; Lahmann, Martina; Kalia, Awdhesh; Ilver, Dag; Roche, Niamh; Vikstrom, Susanne; Sjostrom, Rolf; Linden, Sara; Backstrom, Anna; Lundberg, Carina; Arnqvist, Anna; Mahdavi, Jafar; Nilsson, Ulf J; Velapatino, Billie; Gilman, Robert H; Gerhard, Markus; Alarcon, Teresa; Lopez-Brea, Manuel; Nakazawa, Teruko; Fox, James G; Correa, Pelayo; Dominguez-Bello, Maria Gloria; Perez-Perez, Guillermo I; Blaser, Martin J; Normark, Staffan; Carlstedt, Ingemar; Oscarson, Stefan; Teneberg, Susann; Berg, Douglas E; Boren, Thomas. "Functional Adaptation of BabA, the H. pylori ABO Blood Group Antigen Binding Adhesin". Science. 2004 Jul 23;305(5683):519-522 (MEDL:15273394 #43533)       
  108. Duck, William M; Sobel, Jeremy; Pruckler, Janet M; Song, Qunsheng; Swerdlow, David; Friedman, Cindy; Sulka, Alana; Swaminathan, Balasubra; Taylor, Tom; Hoekstra, Mike; Griffin, Patricia; Smoot, Duane; Peek, Rick; Metz, David C; Bloom, Peter B; Goldschmidt, Steven; Parsonnet, Julie; Triadafilopoulos, George; Perez-Perez, Guillermo I; Vakil, Nimish; Ernst, Peter; Czinn, Steve; Dunne, Donald; Gold, Ben D. "Antimicrobial resistance incidence and risk factors among Helicobacter pylori-infected persons, United States". Emerging infectious diseases. 2004 Jun;10(6):1088-1094 (MEDL:15207062 #44762)    
  109. Eamranond, Peter P; Torres, Javier; Munoz, Onofre; Perez-Perez, Guillermo I. "Age-Specific Immune Response to HspA in Helicobacter pylori-Positive Persons in Mexico". Clinical & diagnostic laboratory immunology. 2004 Sep;11(5):983-985 (MEDL:15358663 #44760)       
  110. Francois, F; Bini, EJ; Perez-Perez, GI; Yee, HT; Blaser, MJ. "A three-component clinical model to predict reflux-related histopathology [Meeting Abstract]". Gastroenterology. 2004;126(4):A324-A324 (ISI:000220890201628 #108227)    
  111. Garza-Gonzalez, E; Bosques-Padilla, F J; Tijerina-Menchaca, R; Perez-Perez, G I. "Characterisation of Helicobacter pylori isolates from the north-eastern region of Mexico". Clinical microbiology & infection. 2004 Jan;10(1):41-45 (MEDL:14706085 #44765)       
  112. Garza-Gonzalez, E; Tijerina-Menchaca, R; Perez-Perez, G I; Bosques-Padilla, F J. "Bacteriostatic and bactericidal activity of rabeprazole against Helicobacter pylori [Letter]". Journal of chemotherapy. 2004 Dec;16(6):612-613 (MEDL:15700857 #64081)    
  113. Garza-Gonzalez, Elvira; Bosques-Padilla, Francisco J; Perez-Perez, Guillermo I; Flores-Gutierrez, Juan Pablo; Tijerina-Menchaca, Rolando. "Association of gastric cancer, HLA-DQA1, and infection with Helicobacter pylori CagA+ and VacA+ in a Mexican population". Journal of gastroenterology. 2004 Dec;39(12):1138-1142 (MEDL:15622476 #64082)       
  114. Perez Perez, G; Navarro Merino, M; Romero Perez, Ma M; Saenz Reguera, C; Pons Tubio, A; Polo Padillo, J. "[Respiratory morbidity after hospital discharge in premature infants born at < or = 32 weeks gestation with bronchopulmonary dysplasia]". Anales de pediatria. 2004 Feb;60(2):117-124 (MEDL:14757014 #44764)    
  115. Perez-Perez, Guillermo I; Rothenbacher, Dietrich; Brenner, Hermann. "Epidemiology of Helicobacter pylori Infection". Helicobacter. 2004;9 Suppl 1(5):1-6 (MEDL:15347299 #44761)       
  116. Aras, Rahul A; Fischer, Wolfgang; Perez-Perez, Guillermo I; Crosatti, MariaLuisa; Ando, Takafumi; Haas, Rainer; Blaser, Martin J. "Plasticity of repetitive DNA sequences within a bacterial (Type IV) secretion system component". Journal of experimental medicine. 2003 Nov 3;198(9):1349-1360 (MEDL:14581606 #42650)       
  117. Belongia, Edward A; Chyou, Po-Huang; Greenlee, Robert T; Perez-Perez, Guillermo; Bibb, William F; DeVries, Edna O. "Diarrhea Incidence and Farm-Related Risk Factors for Escherichia coli O157:H7 and Campylobacter jejuni Antibodies among Rural Children". Journal of infectious diseases. 2003 May 1;187(9):1460-1468 (MEDL:12717628 #34616)       
  118. Bosques-Padilla, Francisco Javier; Tijerina-Menchaca, Rolando; Perez-Perez, Guillermo Ignacio; Flores-Gutierrez, Juan Pablo; Garza-Gonzalez, Elvira. "Comparison of Helicobacter pylori Prevalence in Symptomatic Patients in Northeastern Mexico with the Rest of the Country. Its Association with Gastrointestinal Disease". Archives of medical research (Mexico). 2003 Jan-Feb;34(1):60-63 (MEDL:12604377 #34619)       
  119. Dourado, M E; Duarte, R C; Ferreira, L C; Queiroz, J W; Illa, I; Perez-Perez, G; Guerrant, R L; Jeronimo, S M B. "Anti-ganglioside antibodies and clinical outcome of patients with Guillain-Barre Syndrome in northeast Brazil". Acta neurologica Scandinavica. 2003 Aug;108(2):102-108 (MEDL:12859286 #44767)       
  120. Falush, Daniel; Wirth, Thierry; Linz, Bodo; Pritchard, Jonathan K; Stephens, Matthew; Kidd, Mark; Blaser, Martin J; Graham, David Y; Vacher, Sylvie; Perez-Perez, Guillermo I; Yamaoka, Yoshio; Megraud, Francis; Otto, Kristina; Reichard, Ulrike; Katzowitsch, Elena; Wang, Xiaoyan; Achtman, Mark; Suerbaum, Sebastian. "Traces of human migrations in Helicobacter pylori populations". Science. 2003 Mar 7;299(5612):1582-1585 (MEDL:12624269 #34570)       
  121. Francois, F; Bini, EJ; Perez-Perez, GI; Blaser, MJ. "Do GERD symptoms predict Helicobacter pylori colonization? [Meeting Abstract]". Gastroenterology. 2003;124(4):A624-A624 (ISI:000182675903158 #108237)    
  122. Francois, F; Bini, EJ; Perez-Perez, GI; Yee, HT; Blaser, MJ. "Relationship of Helicobacter pylori and strain characteristics to esophageal pathology [Meeting Abstract]". Gastroenterology. 2003;124(4):A55-A55 (ISI:000182675900269 #108235)    
  123. Francois, F; Weinshel, EH; Perez-Perez, GI; Yee, HT; Blazer, MJ; Bini, EJ. "Endoscopic training: Looking past the surface [Meeting Abstract]". Gastrointestinal endoscopy. 2003;57(5):AB109-AB109 (ISI:000182696600122 #108236)    
  124. Garza-Gonzalez, Elvira; Bosques-Padilla, Francisco J; Tijerina-Menchaca, Rolando; Flores-Gutierrez, Juan P; Maldonado-Garza, Hector J; Perez-Perez, Guillermo I. "Comparision of endoscopy-based and serum-based methods for the diagnosis of Helicobacter pylori". Canadian journal of gastroenterology. 2003 Feb;17(2):101-106 (MEDL:12605246 #34618)    
  125. Garza-Gonzalez, Elvira; Hold, Georgina; Perez-Perez, Guillermo Ignacio; Bosques-Padilla, Francisco Javier; Tijerina-Menchaca, Rolando; Maldonado-Garza, Hector Jesus; el-Omar, Emad. "[Role of polymorphism of certain cytokines in gastric cancer in Mexico. Preliminary results]". Revista de gastroenterologia de Mexico. 2003 Apr-Jun;68(2):107-112 (MEDL:15127646 #44763)    
  126. Harris, Paul R; Godoy, Alex; Arenillas, Silvana; Riera, Francisca; Garcia, Daniela; Einisman, Helly; Pena, Alfredo; Rollan, Antonio; Duarte, Ignacio; Guiraldes, Ernesto; Perez-Perez, Guillermo. "CagA Antibodies as a Marker of Virulence in Chilean Patients With Helicobacter pylori Infection". Journal of pediatric gastroenterology & nutrition. 2003 Nov;37(5):596-602 (MEDL:14581804 #39016)       
  127. Perez-Perez, Guillermo I; Sack, R Bradley; Reid, Raymond; Santosham, Mathuram; Croll, Janne; Blaser, Martin J. "Transient and persistent Helicobacter pylori colonization in Native American children". Journal of clinical microbiology. 2003 Jun;41(6):2401-2407 (MEDL:12791856 #39203)       
  128. Simon, Joel A; Hudes, Esther S; Perez-Perez, Guillermo I. "Relation of serum ascorbic acid to Helicobacter pylori serology in US adults: the Third National Health and Nutrition Examination Survey". Journal of the American College of Nutrition. 2003 Aug;22(4):283-289 (MEDL:12897042 #44766)       
  129. Torres, Javier; Perez, G Perez; Ximenez, C; Munoz, L; Camorlinga-Ponce, M; Ramos, F; Gomez, A; Munoz, O. "The association of intestinal parasitosis and H. pylori infection in children and adults from a Mexican community with high prevalence of parasitosis". Helicobacter. 2003 Jun;8(3):179-185 (MEDL:12752729 #45297)       
  130. Camorlinga, MP; Celis-Cruz, C; Romero, J; Ortiz, M; Lopez-Corella, E; Perez-Perez, G; Coria-Jimenez, R. "Simultaneous experimental colonization of Eriones unguiculatus (Mongolian gerbil) with PAI+ and PAI- Helicobacter pylori strains [Meeting Abstract]". Gut: journal of the British Society of Gastroenterology. 2002 SEP;51(2):A49-A49 (ISI:000178344100175 #55588)    
  131. Cooperberg, BA; Bini, EJ; Perez-Perez, G; Weinshel, EH; Cohen, H; Dacoll, C. "Prevalence of Helicobacter pylori and characterization of genotypes among symptomatic patients from Uruguay [Meeting Abstract]". Gastroenterology. 2002;122(4):T1164-T1164 (ISI:000175366602152 #108248)    
  132. Everhart, James E; Kruszon-Moran, Deanna; Perez-Perez, Guillermo. "Reliability of Helicobacter pylori and CagA serological assays". Clinical & diagnostic laboratory immunology. 2002 Mar;9(2):412-416 (MEDL:11874887 #34621)       
  133. Freedman, Abigail; Afonja, Olubunmi; Chang, Mary Wu; Mostashari, Farzad; Blaser, Martin; Perez-Perez, Guillermo; Lazarus, Herb; Schacht, Robert; Guttenberg, Jane; Traister, Michael; Borkowsky, William. "Cutaneous anthrax associated with microangiopathic hemolytic anemia and coagulopathy in a 7-month-old infant". JAMA. 2002 Feb 20;287(7):869-874 (MEDL:11851579 #26017)       
  134. Garza-Gonzalez, E; Bosques-Padilla, FJ; Perez-Perez, GI; Tijerina-Menchaca, R. "Potential correlation of HLA-DQ alleles and clinical outcomes related to H-pylori CagA plus and VacA [Meeting Abstract]". Gut: journal of the British Society of Gastroenterology. 2002 SEP;51(2):A25-A26 (ISI:000178344100094 #55587)    
  135. Garza-Gonzalez, E; Hold, GL; Perez-Perez, GI; Bosques-Padilla, FJ; Tijerina-Menchaca, R; El-Omar, EM. "Role of the polymorphic cytokines genes in gastric cancer in Mexico [Meeting Abstract]". Gut: journal of the British Society of Gastroenterology. 2002 SEP;51(2):A23-A23 (ISI:000178344100085 #55586)    
  136. Garza-Gonzalez, E; Perez-Perez, G I; Alanis-Aguilar, O; Tijerina-Menchaca, R; Maldonado-Garza, H J; Bosques-Padilla, F J. "Antibiotic susceptibility patterns of Helicobacter pylori strains isolated from northeastern Mexico". Journal of chemotherapy. 2002 Aug;14(4):342-345 (MEDL:12420850 #34620)    
  137. Garza-Gonzalez, Elvira; Perez-Perez, Guillermo I; Tijerina-Menchaca, Rolando; Maldonado-Garza, Hector J; Bosques-Padilla, Francisco J. "[Helicobacter pylori genotypes and their association with host's immune response]". Revista de gastroenterologia de Mexico. 2002 Jul-Sep;67(3):155-160 (MEDL:12653051 #34617)    
  138. Ghose, Chandrabali; Perez-Perez, Guillermo I; Dominguez-Bello, Maria-Gloria; Pride, David T; Bravi, Claudio M; Blaser, Martin J. "East Asian genotypes of Helicobacter pylori strains in Amerindians provide evidence for its ancient human carriage". Proceedings of the National Academy of Sciences of the United States of America. 2002 Nov 12;99(23):15107-15111 (MEDL:12417749 #34577)       
  139. Groves, Frank D; Perez-Perez, Guillermo; Zhang, Lian; You, Wei-cheng; Lipsitz, Stuart R; Gail, Mitchell H; Fraumeni, Joseph F Jr; Blaser, Martin J. "Serum antibodies to Helicobacter pylori and the CagA antigen do not explain differences in the prevalence of precancerous gastric lesions in two Chinese populations with contrasting gastric cancer rates". Cancer epidemiology biomarkers & prevention. 2002 Oct;11(10 Pt 1):1091-1094 (MEDL:12376512 #34582)    
  140. Levine, Steven M; Perez-Perez, Guillermo; Olivares, Asalia; Yee, Herman; Hanna, Bruce A; Blaser, Martin J. "PCR-based detection of Bacillus anthracis in formalin-fixed tissue from a patient receiving ciprofloxacin". Journal of clinical microbiology. 2002 Nov;40(11):4360-4362 (MEDL:12409432 #34579)       
  141. Limburg, Paul J; Stolzenberg-Solomon, Rachael Z; Colbert, Lisa H; Perez-Perez, Guillermo I; Blaser, Martin J; Taylor, Philip R; Virtamo, Jarmo; Albanes, Demetrius. "Helicobacter pylori seropositivity and colorectal cancer risk: a prospective study of male smokers". Cancer epidemiology biomarkers & prevention. 2002 Oct;11(10 Pt 1):1095-1099 (MEDL:12376513 #34581)    
  142. Nomura, Abraham M Y; Lee, James; Stemmermann, Grant N; Nomura, Ryan Y; Perez-Perez, Guillermo I; Blaser, Martin J. "Helicobacter pylori CagA seropositivity and gastric carcinoma risk in a Japanese American population". Journal of infectious diseases. 2002 Oct 15;186(8):1138-1144 (MEDL:12355365 #34583)       
  143. Nomura, Abraham M Y; Perez-Perez, Guillermo I; Lee, James; Stemmermann, Grant; Blaser, Martin J. "Relation between Helicobacter pylori cagA status and risk of peptic ulcer disease". American journal of epidemiology. 2002 Jun 1;155(11):1054-1059 (MEDL:12034584 #34587)       
  144. Perez-Perez, G I; Salomaa, A; Kosunen, T U; Daverman, B; Rautelin, H; Aromaa, A; Knekt, P; Blaser, M J. "Evidence that cagA(+) Helicobacter pylori strains are disappearing more rapidly than cagA(-) strains". Gut: journal of the British Society of Gastroenterology. 2002 Mar;50(3):295-298 (MEDL:11839704 #25600)       
  145. Perez-Perez, GI; Olivares, AZ; Peek, RM; Tham, K; Blaser, MJ. "Detection of Helicobacter pylori in gastric juice by PCR [Meeting Abstract]". Gut: journal of the British Society of Gastroenterology. 2002 SEP;51(2):A110-A110 (ISI:000178344100384 #55589)    
  146. Romero-Gallo, Judith; Perez-Perez, Guillermo I; Novick, Richard P; Kamath, Patrick; Norbu, Tsering; Blaser, Martin J. "Responses of endoscopy patients in Ladakh, India, to Helicobacter pylori whole-cell and Cag A antigens". Clinical & diagnostic laboratory immunology. 2002 Nov;9(6):1313-1317 (MEDL:12414766 #34578)       
  147. Tijerina-Menchaca R; Bosques-Padilla FJ; Perez-Perez GI; Maldonado-Garza HJ; Garza-Gonzalez E. "Validacion del Western blot para la deteccion del genotipo de Helicobacter pylori". Medicina universitaria. 2002 Oct-Dec;4(17):212-216 (ORIGINAL:0004619 #38480)    
  148. Torres, Javier; Camorlinga-Ponce, Margarita; Perez-Perez, Guillermo; Munoz, Leopoldo; Munoz, Onofre. "Specific serum immunoglobulin G response to urease and CagA antigens of Helicobacter pylori in infected children and adults in a country with high prevalence of infection". Clinical & diagnostic laboratory immunology. 2002 Jan;9(1):97-100 (MEDL:11777836 #34622)       
  149. Dominguez-Bello, MG; Godette, G; Sundseth, R; Perez-Perez, GI; Wojciechowski, M; Bonaventura, C; Henkens, R. "Quantitative molecular electrochemical detection of Helicobacter pylori [Meeting Abstract]". Gut: journal of the British Society of Gastroenterology. 2001 SEP;49(4):A99-A99 (ISI:000171232500350 #54874)    
  150. Dominguez-Bello, MG; Perez-Perez, GI; Pacheco, N; Gonzalez, E; Garza-Gonzalez, E; Mora, R; Mago, V; Gomez, I. "Seroprevalence of Helicobacter pylori and CagA in areas of Venezuela with different gastric cancer risks [Meeting Abstract]". Gut: journal of the British Society of Gastroenterology. 2001 SEP;49(4):A36-A36 (ISI:000171232500127 #54873)    
  151. Figueiredo C; Quint W; Nouhan N; van Den Munckhof H; Herbrink P; Scherpenisse J; de Boer W; Schneeberger P; Perez-Perez G; Blaser MJ; van Doorn LJ. "Assessment of Helicobacter pylori vacA and cagA Genotypes and Host Serological Response". Journal of clinical microbiology. 2001 Apr;39(4):1339-1344 (MEDL:11283053 #19027)       
  152. Garza-Gonzalez, E; Bosques-Padilla, FJ; Maldonado-Garza, H; Tijerina-Menchaca, R; Perez-Perez, GI. "Characterization of Helicobacter pylori strains isolated from the northeast region of Mexico [Meeting Abstract]". Gut: journal of the British Society of Gastroenterology. 2001 SEP;49(4):A34-A35 (ISI:000171232500121 #54872)    
  153. Ghose, C; Perez-Perez, GI; Dominguez-Bello, MG; Blaser, MJ. "Helicobacter pylori among indigenous peoples of Venezuela: European or Asian origin? [Meeting Abstract]". Clinical infectious diseases. 2001 OCT 1;33(7):1233-1233 (ISI:000171226900871 #54859)    
  154. Limburg P; Qiao Y; Mark S; Wang G; Perez-Perez G; Blaser M; Wu Y; Zou X; Dong Z; Taylor P; Dawsey S. "Helicobacter pylori seropositivity and subsite-specific gastric cancer risks in Linxian, China". Journal of the National Cancer Institute. 2001 Feb 7;93(3):226-233 (MEDL:11158192 #34627)       
  155. Moss SF; Sordillo EM; Abdalla AM; Makarov V; Hanzely Z; Perez-Perez GI; Blaser MJ; Holt PR. "Increased gastric epithelial cell apoptosis associated with colonization with cagA + Helicobacter pylori strains". Cancer research. 2001 Feb 15;61(4):1406-1411 (MEDL:11245442 #19030)    
  156. Munoz L; Gonzalez-Valencia G; Perez-Perez GI; Giono-Cerezo S; Munoz O; Torres J. "A comparison of Lewis x and Lewis y expression in Helicobacter pylori obtained from children and adults". Journal of infectious diseases. 2001 Apr 1;183(7):1147-1151 (MEDL:11237846 #25603)       
  157. Perez-Perez, GI; Dominguez-Bello, MG; Ghose, C; Pacheco, N; Gonzalez, E; Mago, V; de Novoa, PG; Gomez, I; Mora, R; Blaser, MJ. "Presence of specific Asian Helicobacter pylori genotypes in Amerindians in Venezuela [Meeting Abstract]". Gut: journal of the British Society of Gastroenterology. 2001 SEP;49(4):A33-A33 (ISI:000171232500115 #54871)    
  158. Perez-Perez, GI; Garza-Gonzalez, E; Flores-Gutierrez, JP; Maldonado-Garza, HJ; Bosques-Padilla, FJ; Tijerina-Menchaca, R. "Comparison of invasive and serological tests for the diagnostic of Helicobacter pylori [Meeting Abstract]". Gut: journal of the British Society of Gastroenterology. 2001 SEP;49(4):A104-A104 (ISI:000171232500369 #54875)    
  159. Stolzenberg-Solomon RZ; Blaser MJ; Limburg PJ; Perez-Perez G; Taylor PR; Virtamo J; Albanes D. "Helicobacter pylori seropositivity as a risk factor for pancreatic cancer". Journal of the National Cancer Institute. 2001 Jun 20;93(12):937-941 (MEDL:11416115 #34624)       
  160. Tham KT; Peek RM; Atherton JC; Cover TL; Perez-Perez GI; Shyr Y; Blaser MJ. "Helicobacter pylori genotypes, host factors, and gastric mucosal histopathology in peptic ulcer disease". Human pathology. 2001 Mar;32(3):264-273 (MEDL:11274634 #19028)       
  161. Torres J; Camorlinga M; Perez-Perez G; Gonzalez G; Munoz O. "Validation of the string test for the recovery of Helicobacter pylori from gastric secretions and correlation of its results with urea breath test results, serology, and gastric pH levels". Journal of clinical microbiology. 2001 Apr;39(4):1650-1651 (MEDL:11283108 #34625)       
  162. Torres J; Camorlinga-Ponce M; Perez-Perez G; Madrazo-De la Garza A; Dehesa M; Gonzalez-Valencia G; Munoz O. "Increasing multidrug resistance in Helicobacter pylori strains isolated from children and adults in Mexico". Journal of clinical microbiology. 2001 Jul;39(7):2677-2680 (MEDL:11427594 #34623)       
  163. You WC; Zhang L; Pan KF; Jiang J; Chang YS; Perez-Perez GI; Liu WD; MA JL; Gail MH; Blaser MJ; Fraumeni JF; Xu GW. "Helicobacter pylori prevalence and CagA status among children in two counties of China with high and low risks of gastric cancer". Annals of epidemiology. 2001 Nov;11(8):543-546 (MEDL:11709273 #25601)       
  164. Ando T; Perez-Perez GI; Kusugami K; Ohsuga M; Bloch KC; Blaser MJ. "Anti-CagA immunoglobulin G responses correlate with interleukin-8 induction in human gastric mucosal biopsy culture". Clinical & diagnostic laboratory immunology. 2000 Sep;7(5):803-809 (MEDL:10973458 #19041)       
  165. Everhart JE; Kruszon-Moran D; Perez-Perez GI; Tralka TS; McQuillan G. "Seroprevalence and ethnic differences in Helicobacter pylori infection among adults in the United States". Journal of infectious diseases. 2000 Apr;181(4):1359-1363 (MEDL:10762567 #25605)       
  166. Haley, CA; D'Agata, EM; Perez-Perez, GI; Blaser, MJ; McGowan, CC. "Association between H-pylori seropositivity and atrophic Gastritis in HIV-infected persons [Meeting Abstract]". Clinical infectious diseases. 2000 JUL;31(1):234-234 (ISI:000088950900170 #54483)    
  167. Harford WV; Barnett C; Lee E; Perez-Perez G; Blaser MJ; Peterson WL. "Acute gastritis with hypochlorhydria: report of 35 cases with long term follow up". Gut: journal of the British Society of Gastroenterology. 2000 Oct;47(4):467-472 (MEDL:10986205 #19040)       
  168. Keenan J; Day T; Neal S; Cook B; Perez-Perez G; Allardyce R; Bagshaw P. "A role for the bacterial outer membrane in the pathogenesis of Helicobacter pylori infection". FEMS microbiology letters. 2000 Jan 15;182(2):259-264 (MEDL:10620676 #34631)       
  169. Legath, AJ; Perez-Perez, GI; Rautelin, H; Kosunen, TU; Blaser, MJ. "Long term stability of serum IgG1/IgG2 antibody ratios to Helicobacter pylori in healthy adults [Meeting Abstract]". Clinical infectious diseases. 2000 JUL;31(1):233-233 (ISI:000088950900169 #54482)    
  170. Legath, AJ; Perez-Perez, GI; Rautelin, H; Kosunen, TU; Peek, RM; Sack, RB; Blaser, MJ. "Serum IgG recognition of Helicobacter pylori antigens after acute acquisition or persistent carriage of the organism [Meeting Abstract]". Clinical infectious diseases. 2000 JUL;31(1):233-233 (ISI:000088950900168 #54481)    
  171. Loffeld RJ; Werdmuller BF; Kuster JG; Perez-Perez GI; Blaser MJ; Kuipers EJ. "Colonization with cagA-positive Helicobacter pylori strains inversely associated with reflux esophagitis and Barrett's esophagus". Digestion. 2000;62(2-3):95-99 (MEDL:11025356 #19035)       
  172. Mao HV; Lak BV; Long T; Chung NQ; Thang DM; Hop TV; Chien NN; Hoan PQ; Henley KS; Perez-Perez GI; Connor BA; Stone CD; Chey WD. "Omeprazole or ranitidine bismuth citrate triple therapy to treat Helicobacter pylori infection: a randomized, controlled trial in Vietnamese patients with duodenal ulcer". Alimentary pharmacology & therapeutics. 2000 Jan;14(1):97-101 (MEDL:10632652 #25607)    
  173. Perez-Perez GI. "Accurate diagnosis of Helicobacter pylori. Culture, including transport". Gastroenterology clinics of North America. 2000 Dec;29(4):879-884 (MEDL:11190072 #21247)       
  174. Perez-Perez GI. "[Is the association of Helicobacter pylori with humans a classical example of parasitism?]". Revista de gastroenterologia de Mexico. 2000 Oct-Dec;65(4 Suppl 2):7-12 (MEDL:11464623 #25602)    
  175. Perez-Perez GI; Israel DA. "Role of iron in Helicobacter pylori: its influence in outer membrane protein expression and in pathogenicity". European journal of gastroenterology & hepatology. 2000 Dec;12(12):1263-1265 (MEDL:11192313 #25604)       
  176. Perez-Perez, GI; Legath, AJ; Rautelin, H; Kosunen, TU; Blaser, MJ. "Long-term stability of serum IgG1/IgG2 antibody ratios to Helicobacter pylori in healthy adults [Meeting Abstract]". Gut: journal of the British Society of Gastroenterology. 2000 OCT;47(4):A35-A36 (ISI:000090131200138 #54409)    
  177. Riveron AM; Lopez-Canovas L; Baez-Camargo M; Flores E; Perez-Perez G; Luna-Arias JP; Orozco E. "Circular and linear DNA molecules in the Entamoeba histolytica complex molecular karyotype". European biophysics journal. 2000;29(1):48-56 (MEDL:10826778 #34630)       
  178. Riveron AM; Lopez-Canovas L; Flores E; Perez-Perez G; Luna-Arias JP; Orozco E. "Algorithm to predict MiniCHEF electrophoresis patterns of Entamoeba histolytica DNA". Archives of medical research (Mexico). 2000 Jul-Aug;31(4 Suppl):S279-S281 (MEDL:11070316 #34628)       
  179. Torres J; Perez-Perez G; Goodman KJ; Atherton JC; Gold BD; Harris PR; la Garza AM; Guarner J; Munoz O. "A comprehensive review of the natural history of Helicobacter pylori infection in children". Archives of medical research (Mexico). 2000 Sep-Oct;31(5):431-469 (MEDL:11179581 #34626)       
  180. Vaezi MF; Falk GW; Peek RM; Vicari JJ; Goldblum JR; Perez-Perez GI; Rice TW; Blaser MJ; Richter JE. "CagA-positive strains of Helicobacter pylori may protect against Barrett's esophagus". American journal of gastroenterology. 2000 Sep;95(9):2206-2211 (MEDL:11007219 #19038)       
  181. Yanez P; la Garza AM; Perez-Perez G; Cabrera L; Munoz O; Torres J. "Comparison of invasive and noninvasive methods for the diagnosis and evaluation of eradication of Helicobacter pylori infection in children". Archives of medical research (Mexico). 2000 Jul-Aug;31(4):415-421 (MEDL:11068086 #34629)       




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