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NIH: National Institute of Diabetes and Digestive and Kidney Diseases NIH: National Institute of Diabetes and Digestive and Kidney Diseases 75 years: 1950-2025 75 years: 1950-2025
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Gastroenterology Fellow Publications

A list of recent University of Maryland/NIH Clinical Scholars Gastroenterology Fellowship Programpublications is available below. Current and recent fellows are in bold.

Recent Publications

COVID-19: An analysis of the social media and research publication activity on the novel coronavirus during the early stages of the pandemic. Journal of Medical Internet Research. Taneja SL, Passi M, Bhattacharya S, Schueler SA, Gurram S, Koh C. 2021 May 7. Doi:10.2196/26956.

Role of nucleic acid polymers and entry inhibitors in functional cure strategies for HBV. Sakiani S, Asif B, Yang A, Koh C. Current Hepatology Reports. October 2020.

Gastrointestinal computed tomography findings in chronic granulomatous disease with subgroup clinicopathologic analysis. Bhattacharya S, Koethe Y, Ling A, Kamal N, Khangura S, Alimchandani M, Quezado M, Zerbe C, Malech HL, Gallin J, Holland SM, Heller T, Jones E, Venkatesan A. Digestive Diseases and Sciences. 2021 May 1. doi: 10.1007/s10620-021-06978-4.

Safety and efficacy of ustekinumab in the inflammatory bowel disease of chronic granulomatous disease. Bhattacharya S, Marciano BE, Malech HL, Quezado M, Holland SM, De Ravin SS, Zerbe CS, Heller T. Clinical Gastroenterology and Hepatology. 2021 Apr 1;S1542-3565(21)00349-9. doi: 10.1016/j.cgh.2021.03.039.

Acute esophageal necrosis in multiple endocrine neoplasia type 1: an undescribed complication. Bhattacharya S, Blau JE, Koh C. BMJ Case Reports. 2021;14(1):e238214.

Spontaneous gastrointestinal perforations in STAT3-deficient hyper-IgE syndrome. Bhattacharya S, Williamson H, Urban AK, Heller, T, Freeman AF. Journal of Clinical Immunology. 2020;40(8):1199-1203.

Bhattacharya S, Pavletic S, Heller T. Gastrointestinal complications of hematopoietic cell transplant in: Savani BN, ed. Blood and marrow transplantation long-term management: prevention and complications. 2nd edition. West Sussex, United Kingdom: John Wiley & Sons; 2021.

Durable virological response and functional cure of chronic hepatitis D after long-term peginterferon therapy. Hercun J, Kim GE, Da BL, Rotman Y, Kleiner DE, Chang R, Glenn JS, Hoofnagle JH, Koh C, Heller T. Aliment Pharmacol Ther. 2021 May 28. doi: 10.1111/apt.16408.

Evaluation of confocal laser endomicroscopy for detection of occult gastric carcinoma in CDH1 variant carriers. Schueler SA, Gamble LA, Curtin BF, Ruff SM, Connolly M, Hannah C, Quezado M, Miettinen M, George M, Blakely AM, Hernandez JM, Heller T, Koh C, Davis JL. J Gastrointest Oncol. 2021 Apr;12(2):216-225. doi: 10.21037/jgo-20-430.

The response to vedolizumab in chronic granulomatous disease-related inflammatory bowel disease. Kamal N, Marciano B, Curtin B, Strongin A, DeRavin SS, Bousvaros A, Koh C, Malech HL, Holland SM, Zerbe C, Heller T. Gastroenterol Rep (Oxf). 2020 Mar 10;8(5):404-406. doi: 10.1093/gastro/goaa005.

Enhanced endoscopic detection of occult gastric cancer in carriers of pathogenic CDH1 variants. Curtin BF, Gamble LA, Schueler SA, Ruff SM, Quezado M, Miettinen M, Fasaye GA, Passi M, Hernandez JM, Heller T, Koh C, Davis JL.J Gastroenterol. 2021 Feb;56(2):139-146. doi: 10.1007/s00535-020-01749-w. Epub 2020 Nov 18.

Risk Factors for Delta Hepatitis in a North American Cohort: Who Should Be Screened? Da BL, Rahman F, Lai WC, Kleiner DE, Heller T, Koh C.Am J Gastroenterol. 2021 Jan 1;116(1):206-209. doi: 10.14309/ajg.0000000000000954.

APECED-Associated Hepatitis: Clinical, Biochemical, Histological and Treatment Data From a Large, Predominantly American Cohort. Chascsa DM, Ferré EMN, Hadjiyannis Y, Alao H, Natarajan M, Quinones M, Kleiner DE, Simcox TL, Chitsaz E, Rose SR, Hallgren A, Kampe O, Marko J, Ali RO, Auh S, Koh C, Belkaid Y, Lionakis MS, Heller T. Hepatology. 2021 Mar;73(3):1088-1104. doi: 10.1002/hep.31421.

Hepatitis D infection: from initial discovery to current investigational therapies. Da BL, Heller T, Koh C.Gastroenterol Rep (Oxf). 2019 Jun 23;7(4):231-245. doi: 10.1093/gastro/goz023

Identifying who best tolerates moderate sedation: Results from a national database of gastrointestinal endoscopic outcomes. Passi M, Rahman F, Gurram S, Kumar S, Koh C. World J Gastrointest Endosc. 2021 Apr 16;13(4):97-110. doi: 10.4253/wjge.v13.i4.97.

Kuang FL, Curtin BF, Alao H, Piligian B, Berry A, Holland-Thomas N, Powers A, Quezado M, Lumbard K, Fay MP, Klion AD, Kumar S, Khoury P.J Allergy Clin Immunol Pract. 2020 Apr 25:S2213-2198(20)30376-7. doi: 10.1016/j.jaip.2020.04.025.

Platelet-derived growth factor receptor-alpha-positive myeloid neoplasm presenting as eosinophilic gastrointestinal disease. NIH external linkConstantine GM, Ware J, Brown T, Thumm L, Kamal N, Kumar S, Kleiner D, Maric I, Klion AD.J Allergy Clin Immunol Pract. 2020 Feb 12:S2213-2198(20)30142-2. doi: 10.1016/j.jaip.2020.01.055.

The Delta-4 fibrosis score (D4FS): A novel fibrosis score in chronic hepatitis D. Da BL, Surana P, Kleiner DE, Heller T, Koh C.Antiviral Res. 2020 Feb;174:104691. doi: 10.1016/j.antiviral.2019.104691. Epub 2019 Dec 16.

Vibration-controlled transient elastography for the detection of cirrhosis in chronic hepatitis D infection. Da BL, Surana P, Takyar V, Kleiner DE, Heller T, Koh C.J Viral Hepat. 2020 Apr;27(4):428-436. doi: 10.1111/jvh.13235. Epub 2019 Dec 9.

Stimulating More Than Just the Granulocytes: Drug-Induced Liver Injury From Filgrastim. Sharma D, Da BL, Vittal A, Kapuria D, Heller T, Ben Yakov G.ACG Case Rep J. 2019 Jun 14;6(6):e00098. doi: 10.14309/crj.0000000000000098. eCollection 2019 Jun.

Portal Pressure in Non-Cirrhotic Portal Hypertension: To Measure or Not to Measure. Da BL, Surana P, Kapuria D, Vittal A, Levy E, Kleiner DE, Koh C, Heller T. Hepatology. 2019 Jul 18. doi: 10.1002/hep.30862. [Epub ahead of print]

Twitter as a Noninvasive Bio-Marker for Trends in Liver Disease. Da BL, Surana P, Schueler SA, Jalaly NY, Kamal N, Taneja S, Vittal A, Gilman CL., Heller T, Koh C. Hepatol Commun. 2019 July 13. doi: 10.1002/hep4.1394.

HBV/HDV Coinfection: A Challenge for Therapeutics. Koh C, Da BL, Glenn JS. Clin Liver Dis. 2019 Aug;23(3):557-572. doi: 10.1016/j.cld.2019.04.005. Epub 2019 May 24.

Asparaginase-induced hepatotoxicity: rapid development of cholestasis and hepatic steatosis Kamal N, Koh C, Samala N, Fontana RJ, Stolz A, Durazo F, Hayashi PH, Phillips E, Wang T, Hoofnagle JH; Drug-Induced Liver Injury Network. Hepatol Int. 2019 Aug 7. doi: 10.1007/s12072-019-09971-2. [Epub ahead of print]

Hepatitis D infection: from initial discovery to current investigational therapies. Da BL, Heller T, Koh C. Gastroenterol Rep. 2019 June 23. doi: 10.1093/gastro/goz023. [Epub ahead of print]

Evaluation of confocal endoscopic microscopy for detection of early-stage gastric cancer in hereditary diffuse gastric cancer (HDGC) syndrome. Ruff S, Curtin B, Quezado M, Heller T, Koh C, Steinberg SM, Connolly M, Hernandez JM, Davis JL. J Gastrointest Oncol. 2019 Jun;10(3):407-411. doi: 10.21037/jgo.2019.01.04

Vibration Controlled Transient Elastography (Fibroscan®) in sickle cell liver disease - could we strike while the liver is hard? Ben Yakov G, Sharma D, Alao H, Surana P, Kapuria D, Etzion O, Hsieh MM, Tisdale JF, Fitzhugh CD, Kleiner DE, Levy EB, Chang R, Rivera E, Huang A, Koh C, Heller T. Br J Haematol. 2019 Jun 19. doi: 10.1111/bjh.16047. [Epub ahead of print]

Patient characteristics associated with easy and poor tolerance of moderate sedation during endoscopy. Curtin BF, Strongin A, Surana P, Farooqi R, Haydek C, Heller T, Kumar S, Koh C. GastroHep. 2019 Apr; 1(3):124-133.

Benralizumab for PDGFRA-Negative Hypereosinophilic Syndrome. Kuang FL, Legrand F, Makiya M, Ware J, Wetzler L, Brown T, Magee T, Piligian B, Yoon P, Ellis JH, Sun X, Panch SR, Powers A, Alao H, Kumar S, Quezado M, Yan L, Lee N, Kolbeck R, Newbold P, Goldman M, Fay MP, Khoury P, Maric I, Klion AD. N Engl J Med. 2019 Apr 4;380(14):1336-1346.

Last Reviewed June 2024