Yaron Niv

Summary

Affiliation: Tel Aviv University
Country: Israel

Publications

  1. ncbi request reprint Capsule endoscopy examination--preliminary review by a nurse
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petach Tikva, 49100, Israel
    Dig Dis Sci 50:2121-4. 2005
  2. ncbi request reprint Microsatellite instability and MLH1 promoter hypermethylation in colorectal cancer
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Tel Aviv University, Israel
    World J Gastroenterol 13:1767-9. 2007
  3. ncbi request reprint Capsule endoscopy - comparison of two strategies of bowel preparation
    Y Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petah Tiqva, and Sackler Faculty of Medicine, Tel Aviv University, Israel
    Aliment Pharmacol Ther 22:957-62. 2005
  4. ncbi request reprint Capsule endoscopy: role of bowel preparation in successful visualization
    Y Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petach Tiqwa, Israel
    Scand J Gastroenterol 39:1005-9. 2004
  5. ncbi request reprint Biologic behavior of microsatellite-unstable colorectal cancer and treatment with 5-fluorouracil
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petah Tiqva, Israel
    Isr Med Assoc J 7:520-4. 2005
  6. doi request reprint Sensitivity, but not specificity, of a quantitative immunochemical fecal occult blood test for neoplasia is slightly increased by the use of low-dose aspirin, NSAIDs, and anticoagulants
    Zohar Levi
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petach Tikvah, Israel
    Am J Gastroenterol 104:933-8. 2009
  7. ncbi request reprint Susceptibility-guided vs. empiric retreatment of Helicobacter pylori infection after treatment failure
    Jacob Yahav
    Helicobacter Research Institute, Rabin Medical Center, Beilinson Campus, Petah Tiqva, Israel
    Dig Dis Sci 51:2316-21. 2006
  8. ncbi request reprint A quantitative immunochemical fecal occult blood test for colorectal neoplasia
    Zohar Levi
    Rabin Medical Center, Beilinson Hospital, Petach Tikva, Israel
    Ann Intern Med 146:244-55. 2007
  9. ncbi request reprint Helicobacter pylori recurrence and infection rate in Israeli adults
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Tel Aviv University, Petach Tikva, Israel
    Dig Dis Sci 53:1211-4. 2008
  10. doi request reprint Comparison of continuous breath test and gastric scintigraphy for the measurement of gastric emptying rate in healthy and dyspeptic individuals
    Ram Dickman
    Division of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Petah Tikva, Israel
    Eur J Gastroenterol Hepatol 25:291-5. 2013

Detail Information

Publications95

  1. ncbi request reprint Capsule endoscopy examination--preliminary review by a nurse
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petach Tikva, 49100, Israel
    Dig Dis Sci 50:2121-4. 2005
    ..The use of nurse practitioner to pre-read CE videos and prepare thumbnail selections for further assessment by the gastroenterologist appears to be safe, reliable, and cost effective...
  2. ncbi request reprint Microsatellite instability and MLH1 promoter hypermethylation in colorectal cancer
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Tel Aviv University, Israel
    World J Gastroenterol 13:1767-9. 2007
    ..Better knowledge of this process will have a huge impact on colorectal cancer management, prevention, treatment and prognosis...
  3. ncbi request reprint Capsule endoscopy - comparison of two strategies of bowel preparation
    Y Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petah Tiqva, and Sackler Faculty of Medicine, Tel Aviv University, Israel
    Aliment Pharmacol Ther 22:957-62. 2005
    ..Capsule endoscopy can identify lesions of the small bowel that cannot be detected by other techniques. In addition to patient safety, quality of care and cost-efficiency, good preparation is an important factor for good visualization...
  4. ncbi request reprint Capsule endoscopy: role of bowel preparation in successful visualization
    Y Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petach Tiqwa, Israel
    Scand J Gastroenterol 39:1005-9. 2004
    ..This should also apply to capsule endoscopy. The aim of this study was to evaluate the quality and efficacy of preparation with oral sodium phosphate for capsule endoscopy...
  5. ncbi request reprint Biologic behavior of microsatellite-unstable colorectal cancer and treatment with 5-fluorouracil
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petah Tiqva, Israel
    Isr Med Assoc J 7:520-4. 2005
    ....
  6. doi request reprint Sensitivity, but not specificity, of a quantitative immunochemical fecal occult blood test for neoplasia is slightly increased by the use of low-dose aspirin, NSAIDs, and anticoagulants
    Zohar Levi
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petach Tikvah, Israel
    Am J Gastroenterol 104:933-8. 2009
    ..We evaluated the effect of the use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDS), and anticoagulants on the performance of immunochemical fecal occult blood test (I-FOBT)...
  7. ncbi request reprint Susceptibility-guided vs. empiric retreatment of Helicobacter pylori infection after treatment failure
    Jacob Yahav
    Helicobacter Research Institute, Rabin Medical Center, Beilinson Campus, Petah Tiqva, Israel
    Dig Dis Sci 51:2316-21. 2006
    ..Susceptibility-guided retreatment appears to be significantly more effective than empiric retreatment in eradicating H. pylori after at least one previous treatment failure...
  8. ncbi request reprint A quantitative immunochemical fecal occult blood test for colorectal neoplasia
    Zohar Levi
    Rabin Medical Center, Beilinson Hospital, Petach Tikva, Israel
    Ann Intern Med 146:244-55. 2007
    ..Automated-development, immunochemical FOBT is quality-controlled, is specific for human hemoglobin, and does not require diet restriction...
  9. ncbi request reprint Helicobacter pylori recurrence and infection rate in Israeli adults
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Tel Aviv University, Petach Tikva, Israel
    Dig Dis Sci 53:1211-4. 2008
    ..Such figures are very important in terms of determining clinical strategy and outcome...
  10. doi request reprint Comparison of continuous breath test and gastric scintigraphy for the measurement of gastric emptying rate in healthy and dyspeptic individuals
    Ram Dickman
    Division of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Petah Tikva, Israel
    Eur J Gastroenterol Hepatol 25:291-5. 2013
    ..To determine normative gastric emptying rates for the continuous breath test and to compare its findings with gastric scintigraphy in healthy volunteers and dyspeptic patients...
  11. ncbi request reprint Effect of cranberry juice on eradication of Helicobacter pylori in patients treated with antibiotics and a proton pump inhibitor
    Haim Shmuely
    Helicobacter pylori Research Institute, Rabin Medical Center, Beilinson Campus, Petah Tikva, Tel Aviv University, Tel Aviv, Israel
    Mol Nutr Food Res 51:746-51. 2007
    ..9%) than in the placebo-OAC arm (n = 45, 80.0%) and non-placebo-OAC group (n = 287, 85.0%). These results suggest that the addition of cranberry to triple therapy improves the rate of H. pylori eradication in females...
  12. doi request reprint Cumulative evaluation of a quantitative immunochemical fecal occult blood test to determine its optimal clinical use
    Paul Rozen
    Gastroenterology Department, Rabin Medical Center, Beilinson Hospital, Petach Tikva, Israel
    Cancer 116:2115-25. 2010
    ....
  13. pmc Microsatellite instability, MLH1 promoter methylation, and BRAF mutation analysis in sporadic colorectal cancers of different ethnic groups in Israel
    Alex Vilkin
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Tel Aviv University, Tel Aviv, Israel
    Cancer 115:760-9. 2009
    ..The authors of this report hypothesized that environmental factors and lifestyle differences among various ethnic groups may differentially influence the epigenetic regulation of tumor suppressor genes in CRC...
  14. doi request reprint hMLH1 promoter methylation and JC virus T antigen presence in the tumor tissue of colorectal cancer Israeli patients of different ethnic groups
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, and Tel Aviv University, Israel
    Eur J Gastroenterol Hepatol 22:938-41. 2010
    ..Hypermethylation of tumor suppressor genes' promoter and JC virus infection may be etiologic factors in the development of colorectal cancer (CRC)...
  15. doi request reprint Predictors of specialized intestinal metaplasia in patients with an incidental irregular Z line
    Ram Dickman
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Tel Aviv University, Israel
    Eur J Gastroenterol Hepatol 22:135-8. 2010
    ..Data on the prevalence of specialized intestinal metaplasia (SIM) in biopsy taken from an incidental irregular Z line are scarce...
  16. ncbi request reprint Preparation for colonoscopy in hospitalized patients
    Nechama Chorev
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petach Tikva, and Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv 49100, Israel
    Dig Dis Sci 52:835-9. 2007
    ..Current preparatory methods for hospitalized and severely ill patients need to be revised...
  17. ncbi request reprint Screening for colorectal cancer in personnel of an academic medical center
    Zohar Levi
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Petach Tikva and Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
    Dig Dis Sci 52:2301-4. 2007
    ..In conclusion, using hospital facilities, we initiated a unique CRC screening program for employees. Our method may be applicable in other medical centers for the detection of adenomas and CRCs in the early, curative stages...
  18. doi request reprint Presence of JC virus DNA in the tumor tissue and normal mucosa of patients with sporadic colorectal cancer (CRC) or with positive family history and Bethesda criteria
    Alex Vilkin
    Department of Gastroenterology and Pathology, Rabin Medical Center, Tel Aviv University, Tel Aviv, Israel
    Dig Dis Sci 57:79-84. 2012
    ..JC virus (JCV) may infect the gastrointestinal tract in childhood, and, by encoding a gene for T-antigen (T Ag), can initiate chromosomal instability in epithelial cells...
  19. doi request reprint Fecal immunochemical test and small bowel lesions detected on capsule endoscopy: results of a prospective study in patients with obscure occult gastrointestinal bleeding
    Zohar Levi
    Department of Gastroenterology, Rabin Medical Center, Tel Aviv University, Israel
    Eur J Gastroenterol Hepatol 23:1024-8. 2011
    ..Fecal immunochemical test (FIT) is gaining popularity as a screening tool for colorectal cancer. The introduction of capsule endoscopy (CE) enables an assessment of the relationship between small bowel (SB) lesions and FIT results...
  20. ncbi request reprint Primary and secondary nonvariceal upper gastrointestinal bleeding
    Michal Cohen
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Petach Tikva, Tel Aviv University, Israel
    J Clin Gastroenterol 41:810-3. 2007
    ..Upper gastrointestinal (UGI) bleeding is associated with a mortality rate of up to 14% in emergency hospital admissions (primary bleeding), and up to 28% in hospitalized patients (secondary bleeding)...
  21. ncbi request reprint Higher gastric mucin secretion and lower gastric acid output in first-degree relatives of gastric cancer patients
    Alexander Vilkin
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Israel
    J Clin Gastroenterol 42:36-41. 2008
    ..Mucins are high-molecular-weight glycoproteins that play a cardinal role in the protective mechanism of the gastric epithelium...
  22. ncbi request reprint Open access gastroscopy in hospitalized patients
    Eyal Gal
    Department of Gastroenterology, Rabin Medical Center Beilinson Campus, Petah Tikva, Israel
    Isr Med Assoc J 9:797-9. 2007
    ..Open access gastroscopy allows physicians to refer patients for endoscopic procedures without a prior consultation...
  23. ncbi request reprint Effectiveness of omeprazole- versus lansoprazole-based triple therapy for Helicobacter pylori eradication
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petah Tiqva, Israel
    Dig Dis Sci 50:839-41. 2005
    ..There is no statistically significant difference between omeprazole and lansoprazole as part of a PPI-based triple therapy for eradication of H. pylori...
  24. ncbi request reprint Membrane-bound mucins and mucin terminal glycans expression in idiopathic or Helicobacter pylori, NSAID associated peptic ulcers
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Tel Aviv University, 39 Jabotinski Street, 49100 Petach Tikva, Israel
    Dig Dis Sci 57:2535-44. 2012
    ..Alterations in gastric mucin expression and sialylation pattern may be important in ulcer pathogenesis...
  25. doi request reprint Patients with sporadic colorectal cancer or advanced adenomatous polyp have elevated anti-JC virus antibody titer in comparison with healthy controls: a cross-sectional study
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Tel Aviv University, Petach Tikva, Israel
    J Clin Gastroenterol 44:489-94. 2010
    ..Antibodies against JCV can be found in the sera of many people with and without colorectal carcinoma (CRC). We hypothesized that JCV antibody titer will be higher in CRC patients than in healthy controls...
  26. pmc Gastric mucin expression in Helicobacter pylori-related, nonsteroidal anti-inflammatory drug-related and idiopathic ulcers
    Doron Boltin
    Department of Gastroenterology, Rabin Medical Center, Tel Aviv University, Petah Tikva 49100, Israel
    World J Gastroenterol 18:4597-603. 2012
    ..To determine the pattern of secreted mucin expression in Helicobacter pylori (H. pylori)-related, nonsteroidal anti-inflammatory drug (NSAID)-related and idiopathic gastric ulcers...
  27. doi request reprint A higher detection rate for colorectal cancer and advanced adenomatous polyp for screening with immunochemical fecal occult blood test than guaiac fecal occult blood test, despite lower compliance rate. A prospective, controlled, feasibility study
    Zohar Levi
    Gastroenterology Department, Rabin Medical Center, Tel Aviv University, Tel Aviv, Israel
    Int J Cancer 128:2415-24. 2011
    ..6-4.5; Intention to Screen: odds ratio 3.16, 95% confidence interval 1.8-5.4). FIT is feasible in urban, average-risk population, which significantly improved performance for detection of AAP and CRC, despite reduced participation...
  28. ncbi request reprint Association of CagA+ Helicobacter pylori infection with aortic atheroma
    Haim Shmuely
    Helicobacter pylori Research Institute, Department of Gastroenterology, Rabin Medical Center, Beilinson Campus Petach Tikvah and Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel
    Atherosclerosis 179:127-32. 2005
    ..To investigate possible association between infection with CagA(+) strains of Helicobacter pylori and aortic atheroma diagnosed by transesophageal echocardiography...
  29. ncbi request reprint Evaluation of a desk top instrument for the automated development and immunochemical quantification of fecal occult blood
    Paul Rozen
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Petach Tikva, Israel
    Med Sci Monit 12:MT27-32. 2006
    ..The automated-developed, quantitative, immunochemical human Hb FOBT (I-FOBT) is specific, allows for quality control and selection of a suitable Hb level, with optimal sensitivity and specificity, for colonoscopy...
  30. ncbi request reprint In vitro activity of levofloxacin against Helicobacter pylori isolates from patients after treatment failure
    Jacob Yahav
    Helicobacter Research Institute, Rabin Medical Center, Beilinson Campus, Petah Tikva 49100, Israel
    Diagn Microbiol Infect Dis 55:81-3. 2006
    ..Physicians should consider triple therapy with omeprazole, LEV, and AMP in patients unsuccessfully treated with first- and second-line regimens...
  31. ncbi request reprint Validation of a novel real time 13C urea breath test for rapid evaluation of Helicobacter pylori in children and adolescents
    Arie Levine
    Pediatric Gastroenterology Unit, Department of Gastroenterology, The E Wolfson Medical Center, Holon, Tel Aviv University, Israel
    J Pediatr 145:112-4. 2004
    ..Results were obtained within 10 minutes in 96% of patients. The test is rapid, user-friendly, and has 100% concordance with conventional diagnostic methods...
  32. ncbi request reprint Performance characteristics and evaluation of an automated-developed and quantitative, immunochemical, fecal occult blood screening test
    Alex Vilkin
    Gastroenterology Department, Rabin Medical Center, Beilinson Hospital, Petach Tikva, Israel
    Am J Gastroenterol 100:2519-25. 2005
    ....
  33. ncbi request reprint 13C-urea breath test for diagnosis of Helicobacter pylori infection in the elderly
    Yaron Niv
    Helicobacter Pylori Central Laboratory, Clalit Health Services, Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, and Tel Aviv University, Israel
    Dig Dis Sci 49:1840-4. 2004
    ..Our results are in accordance with the increase in metronidazole resistance of H. pylori stains and the cohort effect of H. pylori infection on the elderly Israeli-born population...
  34. ncbi request reprint Minidose aspirin and gastrointestinal bleeding--a retrospective, case-control study in hospitalized patients
    Boris Sapoznikov
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Tel Aviv University, Israel
    Dig Dis Sci 50:1621-4. 2005
    ..There appears to be an association between minidose aspirin treatment and hospitalization for upper gastrointestinal tract bleeding. Despite the advanced age of the patients, only one-quarter were treated with gastric protective agent...
  35. doi request reprint Body mass index and socioeconomic status measured in adolescence, country of origin, and the incidence of gastroesophageal adenocarcinoma in a cohort of 1 million men
    Zohar Levi
    Medical Corps, Israeli Defense Force, Jerusalem, Israel Gastroenterology Department, Rabin Medical Center, Petach Tikva, Israel Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
    Cancer 119:4086-93. 2013
    ....
  36. doi request reprint The prevalence of inflammatory bowel disease in an Israeli Arab population
    Ibrahim Zvidi
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petah Tikva, Clalit Health Services, and Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
    J Crohns Colitis 7:e159-63. 2013
    ..To determine the prevalence of inflammatory bowel disease among the 1.5 million Arab residents in Israel who represent 20% of the total population...
  37. doi request reprint Mucin function in inflammatory bowel disease: an update
    Doron Boltin
    Department of Gastroenterology, Rabin Medical Center and Tel Aviv University, Tel Aviv, Israel
    J Clin Gastroenterol 47:106-11. 2013
    ..Further study is needed to better characterize the immune and genetic influences on mucin expression and secretion and role of endoplasmic reticulum stress and a defective unfolded protein response in mediating these changes...
  38. doi request reprint Impact of colonoscopy on quality of life
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Tel Aviv University, Petach Tikva, Israel
    Eur J Gastroenterol Hepatol 24:781-6. 2012
    ..Colonoscopy of asymptomatic, healthy individuals for colorectal cancer screening rarely causes complications and adverse events. Thus, quality of life (QOL) of the participants should not be affected by the procedure...
  39. doi request reprint Does a colonoscopy after acute diverticulitis affect its management?: a single center experience
    Hemda Schmilovitz-Weiss
    Gastroenterology Unit, Hasharon Hospital, Rabin Medical Center, Petach Tiqwa, Israel 49372
    J Clin Gastroenterol 46:317-20. 2012
    ..Common practice has been to perform a colonoscopy after the event to exclude other diagnoses, mainly colon cancer. Our aim was to evaluate the yield of an early colonoscopy...
  40. doi request reprint Tumor microRNA-29a expression and the risk of recurrence in stage II colon cancer
    Alina Weissmann-Brenner
    Institute of Oncology, Davidoff Center, Rabin Medical Center, Beilinson Hospital, Petah Tikva, Israel
    Int J Oncol 40:2097-103. 2012
    ..In conclusion, this study demonstrated a significant impact of miR-29a on the risk of recurrence in patients with stage II but not in patients with stage I colon cancer. Based on these results, a validation study is planned...
  41. ncbi request reprint Gallbladder inflammation is associated with increase in mucin expression and pigmented stone formation
    Alexander Vilkin
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Tel Aviv University, Petach Tiqwa, Israel
    Dig Dis Sci 52:1613-20. 2007
    ..MUC5AC and MUC5B are secreted into bile. Inflammation of the gallbladder is accompanied by a higher level of MUC5AC expression and is associated with pigmented brown stones...
  42. doi request reprint Screening colonoscopy for colorectal cancer in asymptomatic people: a meta-analysis
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Petach Tikva, 49100, Israel
    Dig Dis Sci 53:3049-54. 2008
    ..We looked for the diagnostic yield of the procedure as well as for its safety in a screening setting...
  43. doi request reprint The prevalence of Crohn's disease in Israel: a 20-year survey
    Ibrahim Zvidi
    Department of Gastroenterology, Rabin Medical Center, Clalit Health Services, and Tel Aviv University, 39 Jabotinski Street, Petach Tikva, 49100, Israel
    Dig Dis Sci 54:848-52. 2009
    ..The previous two surveys were 10 years apart, in 1987 and 1997, demonstrating an increase in Crohn's disease prevalence. The aim of the present study was to confirm the trend for increasing Crohn's disease prevalence in Israel...
  44. ncbi request reprint A familial gastrointestinal cancer clinic: organization, aims and activities, 2004-2007
    Paul Rozen
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petah Tikva, Israel
    Isr Med Assoc J 10:695-8. 2008
    ..Dedicated, organ-specific screening clinics have been shown to significantly reduce cancer morbidity and mortality...
  45. pmc Mucin gene expression in bile of patients with and without gallstone disease, collected by endoscopic retrograde cholangiography
    Alexander Vilkin
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petah Tiqwa, Israel
    World J Gastroenterol 15:2367-71. 2009
    ..To investigate the pattern of mucin expression and concentration in bile obtained during endoscopic retrograde cholangiography (ERC) in relation to gallstone disease...
  46. doi request reprint Esophago-gastro-duodenoscopy is not indicated in patients with positive immunochemical test and nonexplanatory colonoscopy
    Zohar Levi
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Tel Aviv University, Petach Tikva, Israel
    Eur J Gastroenterol Hepatol 22:1431-4. 2010
    ..In this study, we evaluated EGD findings in patients with positive immunochemical fecal occult blood test (I-FOBT) not explained by colonoscopy...
  47. doi request reprint High eradication rates of Helicobacter pylori infection following sequential therapy: the Israeli experience treating naïve patients
    Hemda Schmilovitz-Weiss
    Gastroenterology Unit, Rabin Medical Center, Hasharon Hospital, Tel Aviv University, Tel Aviv, Israel
    Helicobacter 16:229-33. 2011
    ..Studies performed in Italy have shown eradication rates of 93%, following sequential therapy. Our aim was to evaluate the effect of sequential therapy on eradication rates of H. pylori in naïve Israeli patients...
  48. ncbi request reprint Comparison of proton pump inhibitor-based triple therapy with losec and the generic drug, Omepradex, for efficacy of Helicobacter pylori eradication
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Israel
    Dig Dis Sci 50:623-5. 2005
    ..There is no statistically significant difference between Losec and the generic drug Omepradex as part of a PPI-based triple therapy for eradication efficacy of Helicobacter pylori...
  49. ncbi request reprint Colon cancer cells expressing cell surface GRP78 as a marker for reduced tumorigenicity
    Britta Hardy
    Felsenstein Medical Research Center, Tel Aviv University Sackler School of Medicine, Rabin Medical Center, Beilinson Campus, Petach Tikva, 49100, Israel
    Cell Oncol (Dordr) 35:345-54. 2012
    ..Over-expression of GRP78 in the ER promotes its localization to the cell surface on several cell types including tumor cells...
  50. doi request reprint Inverse association between Helicobacter pylori and pediatric asthma in a high-prevalence population
    Noam Zevit
    Institute of Gastroenterology, Nutrition, and Liver Diseases, Schneider Children s Medical Center of Israel, Petach Tikva, Israel
    Helicobacter 17:30-5. 2012
    ..pylori may have protective effects on allergic diseases. The aim of this study was to explore the relationship between pediatric asthma and H. pylori infection in a population with high prevalence of H. pylori infection...
  51. ncbi request reprint Assessment and validation of the new capsule endoscopy Crohn's disease activity index (CECDAI)
    Eyal Gal
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, 100 Jabotinski Street, Petach Tikva 49100, Israel
    Dig Dis Sci 53:1933-7. 2008
    ..The assessment of the severity of Crohn's disease by capsule endoscopy is not standardized and is limited by interobserver variations in interpreting the findings...
  52. ncbi request reprint Survey of primary physicians' knowledge of colorectal cancer screening
    Shlomo Birkenfeld
    Batiamon Gastroenterology Unit, Rabin Medical Center, Petah Tiqva, Clalit Health Services, Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
    J Clin Gastroenterol 40:64-7. 2006
    ....
  53. ncbi request reprint Endoscopy in asymptomatic minidose aspirin consumers
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petah Tiqva, Israel
    Dig Dis Sci 50:78-80. 2005
    ..Univariate and multivariate analysis revealed no factor other than aspirin predictive of a positive endoscopy. Minidose aspirin treatment is associated with a high prevalence of ulcerations of the stomach and duodenum...
  54. doi request reprint Age and gender differences in urea breath test results
    Noam Zevit
    Institute for Gastroenterology, Nutrition and Liver Diseases, Schneider Children s Medical Center of Israel, Petach Tikva, Israel
    Eur J Clin Invest 41:767-72. 2011
    ..We characterized both the age- and gender-based trends of UBT results, from early childhood through late adulthood...
  55. ncbi request reprint Gender medicine in gastroenterology
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Petah Tikva, Israel
    Isr Med Assoc J 13:244-6. 2011
    ..In this review I will describe some of the evidence for gender differences in gastrointestinal diseases. Gender medicine and its application for gastroenterology is a new field and one warranting research...
  56. pmc Dyspepsia symptoms and Helicobacter pylori infection, Nakuru, Kenya
    Haim Shmuely
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petah Tikvah, Israel
    Emerg Infect Dis 9:1103-7. 2003
    ..However, young persons with dyspepsia had an unexpectedly high prevalence of H. pylori infection. H. pylori test-and-treat strategy should be considered in Kenyan patients with dyspepsia, particularly in persons <30 years of age...
  57. doi request reprint Helicobacter pylori and non-malignant diseases
    Haim Shirin
    Gastroenterology Department, Rabin Medical Center, Tel Aviv University, Tel Aviv, Israel
    Helicobacter 13:23-7. 2008
    ..There is still a lot to learn about the bacterium and host factors related to H. pylori infection and its complications...
  58. doi request reprint Helicobacter pylori recurrence in developed and developing countries: meta-analysis of 13C-urea breath test follow-up after eradication
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, Petach Tikva and Sackler Faculty of Medicine, Tel Aviv University, Israel
    Helicobacter 13:56-61. 2008
    ..The aim of the study was to analyze recurrence rates in developed and developing countries and to deduce the relative roles of recrudescence and reinfection...
  59. doi request reprint Secreted and membrane-bound mucins and idiopathic peptic ulcer disease
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Tel Aviv University, Tel Aviv, Israel
    Digestion 86:258-63. 2012
    ..Genetic and epigenetic changes in the mucin molecule may be responsible for idiopathic peptic ulcer disease, but this hypothesis must be further investigated. Herein, the mucin hypothesis of idiopathic peptic ulcer disease is explored...
  60. ncbi request reprint Application of Maastricht 2-2000 guidelines for the management of Helicobacter pylori among specialists and primary care physicians in israel: are we missing the malignant potential of Helicobacter pylori?
    Haim Shirin
    Department of Gastroenterology, The E Wolfson Medical Center, Holon, Israel
    J Clin Gastroenterol 38:322-5. 2004
    ..The Maastricht 2-2000 guidelines on the current management of Helicobacter pylori infection were recently adopted by the Israeli Gastroenterological Association...
  61. ncbi request reprint 13C-urea breath test, referral patterns, and results in children
    Yaron Niv
    Department of Gastroenterology, Beilinson Campus, Rabin Medical Center, Petach Tiqwa, 49100, Israel
    J Clin Gastroenterol 37:142-6. 2003
    ..The secondary aim is to investigate the result of different treatment combinations for Hp eradication...
  62. ncbi request reprint Survey of surgeons' and internists' knowledge of colorectal cancer screening
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, and Tel Aviv University, Petach Tikva, Israel
    Cancer Detect Prev 28:340-4. 2004
    ..Colorectal cancer (CRC) is the most common of the gastrointestinal cancers in Israel, with an incidence of 50 cases per 100,000 for men and 45 per 100,000 for women in 2000...
  63. ncbi request reprint Susceptibility of Helicobacter pylori isolates to the antiadhesion activity of a high-molecular-weight constituent of cranberry
    Haim Shmuely
    Helicobacter pylori Research Institute, Rabin Medical Center, Beilinson Campus, Petah Tikva, Israel
    Diagn Microbiol Infect Dis 50:231-5. 2004
    ..There was no cross-resistance to the nondialysable material and metronidazole. These data suggest that a combination of antibiotics and a cranberry preparation may improve H. pylori eradication...
  64. ncbi request reprint Outcome of percutaneous endoscopic gastrostomy (PEG): comparison of two policies in a 4-year experience
    Galia Abuksis
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petach Tikva and Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
    Clin Nutr 23:341-6. 2004
    ..Percutaneous endoscopic gastrostomy (PEG) is the technique of choice for long-term enteral nutrition. Though safe and technically simple, PEG has been associated with significant morbidity and mortality...
  65. ncbi request reprint [Clinical summary of the first 500 patients in the gastrointestinal soldiers' clinic in Beilinson hospital]
    Yaron Niv
    Rabin Medical Center, Tel Aviv University
    Harefuah 148:76-9, 141. 2009
    ..The Soldiers' Clinic for gastrointestinal diseases was established in the Rabin Medical Center in 2006, for better management of these problems...
  66. ncbi request reprint BAT monoclonal antibody immunotherapy of human metastatic colorectal carcinoma in mice
    Britta Hardy
    Felsenstein Medical Research Center, Tel Aviv University School of Medicine, Rabin Medical Center, Beilinson Campus, Petah Tikva 49100, Israel
    Cancer Lett 229:217-22. 2005
    ..The efficacy of humanized BAT in the regression of hepatic metastases in human colorectal carcinoma has potential clinical use...
  67. doi request reprint Analysis of 7-year physician-reported adverse events in esophagogastroduodenoscopy
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Tel Aviv University, Tel Aviv, Israel
    J Patient Saf 8:65-8. 2012
    ..Reporting adverse events became a mandatory behavior for quality assurance purposes and for preparing potential claims...
  68. doi request reprint Gradual cessation of proton pump inhibitor (PPI) treatment may prevent rebound acid secretion, measured by the alkaline tide method, in dyspepsia and reflux patients
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Tel Aviv University, 39 Jabotinski Street, Petach Tikva 49100, Israel
    Med Hypotheses 77:451-2. 2011
    ..We hypothesize that gradual step down cessation of PPI will prevent this clinical relevant event. By measuring alkaline tide after PPI cessation we may prove this hypothesis...
  69. doi request reprint Complications in colonoscopy: analysis of 7-year physician-reported adverse events
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Tel Aviv University, Israel
    Eur J Gastroenterol Hepatol 23:492-8. 2011
    ..The number of malpractice claims against physicians and health institutes in Israel is increasing continuously, as in the rest of the Western world. This trend became a serious financial burden...
  70. ncbi request reprint [Colonoscopy for early detection and prevention of colorectal cancer]
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Tel Aviv University
    Harefuah 149:535-6, 549. 2010
    ..Furthermore, the implementation of a computerized database and report that includes quality assurance fields, will improve colonoscopy success rates...
  71. ncbi request reprint Patient retention in a clinical trial: a lesson from the rofecoxib (VIOXX) study
    Meli Mor
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petach Tiqva, Israel
    Dig Dis Sci 51:1175-8. 2006
    ..8+/-4.1). In conclusion, retention in a clinical trial mainly depends on the subject of the trial and the scientific/professional setting where it takes place, and less on the support of the family physician...
  72. ncbi request reprint Histological changes in the gastric mucosa after Helicobacter pylori eradication
    Suzana Fichman
    Department of Pathology, Rabin Medical Center, Beilinson Campus, Petah Tiqwa, Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
    Eur J Gastroenterol Hepatol 16:1183-8. 2004
    ..The aim of this study is to assess the reversibility of these mucosal changes after H. pylori eradication...
  73. pmc MUC1 and colorectal cancer pathophysiology considerations
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Petach Tikva 49100, Israel
    World J Gastroenterol 14:2139-41. 2008
    ..This mechanism may be similar to that just described for DCC and UNC5H, which induced apoptosis when not engaged with their ligand netrin, but mediate signals for proliferation, differentiation or migration when ligand bound...
  74. doi request reprint PET/CT enterography in Crohn disease: correlation of disease activity on CT enterography with 18F-FDG uptake
    David Groshar
    Department of Nuclear Medicine, Rabin Medical Center, Petah Tikva, Israel
    J Nucl Med 51:1009-14. 2010
    ....
  75. doi request reprint The prevalence of ulcerative colitis in Israel: a twenty-year survey
    Shlomo Birkenfeld
    Department of Gastroenterology, Rabin Medical Center, Petach Tikva, Israel
    J Clin Gastroenterol 43:743-6. 2009
    ..The previous 2 surveys were 10 years apart, in 1987 and 1997, demonstrating an increase in ulcerative colitis (UC) prevalence. The aim of the present study was to confirm the trend for increasing UC prevalence in Israel...
  76. ncbi request reprint Screening the average risk population for colorectal cancer: the Israeli experience 1985-97
    Yaron Niv
    Gastroenterology Department, Rabin Medical Centre, Beilinson Campus, Tel Aviv University, Tel Aviv, Israel
    Colorectal Dis 5:358-61. 2003
    ..In this study the Israeli experience between 1985 and 1997 was documented...
  77. ncbi request reprint Case-control study of screening colonoscopy in relatives of patients with colorectal cancer
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Petah Tiqwa, Israel
    Am J Gastroenterol 98:486-9. 2003
    ..Screening by sigmoidoscopy has been found to reduce mortality from cancer of the rectum and distal colon. Case-control studies provide an alternative method for determining the efficacy of screening methods...
  78. ncbi request reprint Indications for percutaneous endoscopic gastrostomy insertion: ethical aspects
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Tel Aviv University, Petach Tikva, Israel
    Dig Dis 20:253-6. 2002
    ..Since the 30-day mortality after PEG insertion is very high for patients hospitalized in a general medical center, a 'cooling off' period of 30-60 days should be scheduled from the time of the PEG request to actual insertion...
  79. ncbi request reprint Hyperplastic gastric polyposis, hypergastrinaemia and colorectal neoplasia: a description of four cases
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Centre, Tel Aviv University, Zrifin, Israel
    Eur J Gastroenterol Hepatol 15:1361-6. 2003
    ..This report describes gastric polyposis, hypergastrinaemia and colorectal neoplasms in four elderly patients...
  80. ncbi request reprint Gastroesophageal reflux disease: a need for guidelines for the primary care physician
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center Beilinson Campus, Petah Tiqva, Israel
    Isr Med Assoc J 4:684-6. 2002
    ..Guidelines are important for keeping family physicians informed of the constant developments in many fields of medicine...
  81. doi request reprint Ethical aspects of capsule endoscopy
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Hospital, and Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
    Dig Dis 26:18-22. 2008
    ..This paper discusses the problems related to the new endoscopic procedure, the diagnostic yield in comparison with other procedures, proper indications for the procedure, outcome and complications...
  82. ncbi request reprint Surgical clip found in duodenal ulcer after laparoscopic cholecystectomy
    Nir Wasserberg
    Department of Surgery B, Rabin Medical Center, Beilinson Campus, Petah Tiqva, Israel
    Surg Laparosc Endosc Percutan Tech 13:387-8. 2003
    ..Endoscopic removal is recommended when a surgical clip is discovered in a bleeding ulcer...
  83. ncbi request reprint Capsule endoscopy: no longer limited to the small bowel
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Petah Tikva, Israel
    Isr Med Assoc J 12:178-80. 2010
    ..Regarding other new technologies, continuous quality control is needed for the performance, appropriateness of the indications, diagnostic yield, procedure-specific outcome assessment, and cost-effectiveness...
  84. ncbi request reprint JC virus and colorectal cancer: a possible trigger in the chromosomal instability pathways
    Yaron Niv
    Department of Gastroenterology, Rabin Medical Center, Beilinson Campus, Tel Aviv University, Israel
    Curr Opin Gastroenterol 21:85-9. 2005
    ..The cause of CIN is controversial, but no intrinsic mutation in cancer cells has been reported that can reasonably account for this in CRC. This review explores the new hypothesis that JC virus (JCV) may be the cause of CIN...
  85. ncbi request reprint A high degree of aneuploidy, loss of p53 gene, and low soluble p53 protein serum levels are detected in ulcerative colitis patients
    Maya Rosman-Urbach
    Institute of Biochemistry, Food Science and Nutrition, Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot, Israel
    Dis Colon Rectum 47:304-13. 2004
    ..This study was performed under the assumption that these molecular events correlate with ulcerative colitis status and duration...
  86. ncbi request reprint Thermoablation of the endometrium for menorrhagia in a patient who had a small bowel transplantation
    Marius Braun
    J Clin Gastroenterol 35:360-2. 2002
  87. ncbi request reprint Cancer disease predictive diagnosis: BAT/CD3-positive lymphocytes in cancer patients
    Britta Hardy
    Felsenstein Medical Research Center, Rabin Medical Center Beilinson Campus, Petah Tikva 49100, Israel
    Int J Oncol 26:971-5. 2005
    ..These findings may have a potential diagnostic significance and also assist in the evaluation of strategies for the therapeutic use of BAT for different cancer patients...
  88. ncbi request reprint Colonosopy screening and surveillance of colorectal cancer and polyps: physicians' knowledge
    Ibrahim Zbidi
    Gastroenterology Unit, Bat Yamon Clinic, Clalit Health Services, Bat Yam, Israel
    Isr Med Assoc J 9:862-5. 2007
    ..The adherence of referring physicians to the accepted recommendations can prevent long waiting lists for colonoscopy and save lives, costs and resources...
  89. ncbi request reprint Relationship between nutritional habits adopted by ulcerative colitis relevant to cancer development patients at clinical remission stages and molecular-genetic parameters
    Maya Rosman-Urbach
    Institute of Biochemistry, Food Science and Nutrition, Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot, Israel
    Br J Nutr 95:188-95. 2006
    ....
  90. ncbi request reprint Gastrin and colorectal neoplasia: cause and effect
    Yaron Niv
    Digestion 74:40-1. 2006
  91. pmc Efficiency of bowel preparation for capsule endoscopy examination: a meta-analysis
    Yaron Niv
    World J Gastroenterol 14:1313-7. 2008
    ..Capsule endoscopy preparation improves the quality of small bowel visualization, but has no effect on transit times, or demonstration of the cecum...
  92. ncbi request reprint Predictors of inadequate colonic preparation for colonoscopy
    Abuksis Galia
    Am J Gastroenterol 97:216. 2002
  93. ncbi request reprint Peptic ulcer and bleeding events associated with rofecoxib in a 3-year colorectal adenoma chemoprevention trial
    Angel Lanas
    Department of Medicine, University Clinic Hospital, Instituto Aragones de Ciencias de la Salud CIBER HEPAD Zaragoza, Spain
    Gastroenterology 132:490-7. 2007
    ....
  94. doi request reprint The prevalence of gastrointestinal diseases in Israeli adolescents and its association with body mass index, gender, and Jewish ethnicity
    Dan Avi Landau
    Israeli Air Force Aero Medical Center
    J Clin Gastroenterol 42:903-9. 2008
    ..The objectives of this study were to describe gastrointestinal (GI) disease prevalence in Israeli adolescents, and possible associations between prevalence and body mass index (BMI), sex and Jewish ethnicity...
  95. ncbi request reprint Ethics of sample collecting in gastrointestinal endoscopy-based research
    Yaron Niv
    J Clin Gastroenterol 38:206-8. 2004