Publications by authors named "Petr Protiva"

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Unusual Complication of Percutaneous Gastrostomy Tube Replacement.
Si Ru Liang, Gyanprakash Ketwaroo, Basile Njei, Amy Ogurick, Anahita Rabiee, Petr Protiva

ACG Case Rep J· September 2025

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Cancer disparities in lean vs. non-lean MASH: insight from a national inpatient sample.
Chukwunonso Ezeani, Chidiebele Omaliko, Petr Protiva, Yazan A Al-Ajlouni, Gyanprakash Ketwaroo

BMC Gastroenterol· September 2025

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Squamous Cell Carcinoma of the Pancreas: A Case Report.
Alessandra Nagar, Anitha Rao, Petr Protiva

Cureus· September 2024

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Impact of COVID-19 Treatment on Real-World Outcomes in Inflammatory Bowel Disease.
Laura C Sahyoun, Jonathan Fetene, Chandler McMillan, Petr Protiva, Badr Al Bawardy

Dig Dis Sci· May 2024

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Clinical and socioeconomic determinants of survival in biliary tract adenocarcinomas.
Laura Sahyoun, Kay Chen, Cynthia Tsay, George Chen, Petr Protiva

World J Gastrointest Oncol· April 2024

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Endoscopic drainage of pancreatic fluid collections: Does hospital volume impact outcomes?
Gyanprakash A Ketwaroo, Petr Protiva

Gastrointest Endosc· October 2023

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Baseline Features and Reasons for Nonparticipation in the Colonoscopy Versus Fecal Immunochemical Test in Reducing Mortality From Colorectal Cancer (CONFIRM) Study, a Colorectal Cancer Screening Trial.
Douglas J Robertson, Jason A Dominitz, Alexander Beed, Kathy D Boardman, Barbara J Del Curto, Petr Protiva

JAMA Netw Open· July 2023

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Appendiceal adenocarcinoma is associated with better prognosis than cecal adenocarcinoma: a population-based comparative survival study.
George Chen, Kay Chen, Laura Sahyoun, Saif Zaman, Petr Protiva

BMJ Open Gastroenterol· February 2023

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Anal adenocarcinoma: case report, literature review and comparative survival analysis.
Cynthia J Tsay, Thomas Pointer, Jocelyn B Chandler, Anil B Nagar, Petr Protiva

BMJ Open Gastroenterol· July 2021

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Chronic Mesenteric Ischemia With Peristaltic Blanching.
Cynthia J Tsay, Petr Protiva

Am J Gastroenterol· May 2021

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Calcium and 1,25-dihydroxyvitamin D3 modulate genes of immune and inflammatory pathways in the human colon: a human crossover trial.
Petr Protiva, Swaroop Pendyala, Celeste Nelson, Leonard H Augenlicht, Martin Lipkin

Am J Clin Nutr· May 2016

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Quantification of Adequate Bowel Preparation for Screening or Surveillance Colonoscopy in Men.
Brian T Clark, Petr Protiva, Anil Nagar, Avlin Imaeda, Maria M Ciarleglio

Gastroenterology· February 2016

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Pigment Epithelium-Derived Factor (PEDF) Inhibits Wnt/-catenin Signaling in the Liver.
Petr Protiva, Jingjing Gong, Bharath Sreekumar, Richard Torres, Xuchen Zhang

Cell Mol Gastroenterol Hepatol· September 2015

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Pigment epithelium-derived factor (PEDF) suppresses IL-1β-mediated c-Jun N-terminal kinase (JNK) activation to improve hepatocyte insulin signaling.
Arijeet K Gattu, Andreas L Birkenfeld, Yasuko Iwakiri, Steven Jay, Mark Saltzman, Petr Protiva

Endocrinology· April 2014

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Sessile serrated adenomas in the proximal colon are likely to be flat, large and occur in smokers.
Tarun Rustagi, Priya Rangasamy, Matthew Myers, Melinda Sanders, Haleh Vaziri, Petr Protiva

World J Gastroenterol· August 2013

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Brief alcohol exposure alters transcription in astrocytes via the heat shock pathway.
Leonardo Pignataro, Florence P Varodayan, Lindsay E Tannenholz, Petr Protiva, Neil L Harrison

Brain Behav· March 2013

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Colonic in situ mantle cell lymphoma.
Antonio G Neto, Gabor Oroszi, Petr Protiva, Michal Rose, Nelofar Shafi

Ann Diagn Pathol· December 2012

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Dietary methyl donor depletion protects against intestinal tumorigenesis in Apc(Min/+) mice.
Krishna Kadaveru, Petr Protiva, Emily J Greenspan, Young-In Kim, Daniel W Rosenberg

Cancer Prev Res (Phila)· July 2012

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Aberrant crypt foci as predictors of colorectal neoplasia on repeat colonoscopy.
Joseph C Anderson, Helen Swede, Tarun Rustagi, Petr Protiva, Devon Pleau

Cancer Causes Control· February 2012

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Pigment epithelium-derived factor regulates early pancreatic fibrotic responses and suppresses the profibrotic cytokine thrombospondin-1.
John C Schmitz, Petr Protiva, Arijeet K Gattu, Teruo Utsumi, Yasuko Iwakiri

Am J Pathol· December 2011

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Acute hepatitis E infection accounts for some cases of suspected drug-induced liver injury.
Timothy J Davern, Naga Chalasani, Robert J Fontana, Paul H Hayashi, Petr Protiva

Gastroenterology· November 2011

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Risk factors for sessile serrated adenomas.
Joseph Carl Anderson, Priya Rangasamy, Tarun Rustagi, Matthew Myers, Melinda Sanders, Petr Protiva

J Clin Gastroenterol· September 2011

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Altered folate availability modifies the molecular environment of the human colorectum: implications for colorectal carcinogenesis.
Petr Protiva, Joel B Mason, Zhenhua Liu, Michael E Hopkins, Celeste Nelson

Cancer Prev Res (Phila)· April 2011

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Increased frequency of serrated aberrant crypt foci among smokers.
Joseph C Anderson, Devon C Pleau, Thiruchandurai V Rajan, Petr Protiva, Helen Swede

Am J Gastroenterol· July 2010

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Chemoprevention of colorectal neoplasia by estrogen: potential role of vitamin D activity.
Petr Protiva, Heide S Cross, Michael E Hopkins, Enikö Kállay, Giovanna Bises

Cancer Prev Res (Phila)· January 2009

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