Professor & Head,
Division of Gastroenterology,School of Digestive & Liver Diseases
Institute of Post Graduate Medical, Education & Research (S.S.K.M. Hospital),
244, Acharya Jagadish Chandra Bose Road,
Kolkata – 700 020, West Bengal, India

  • North Bengal Medical College and Hospital Sushruta Nagar, Darzeeling - 734 432, West Bengal
  • Institute of Post Graduate Medical Education & Research (S.S.K.M. Hospital), Kolkata – 700 020
  • Post Graduate Institute of Medical Education & Research, Chandigarh - 160 012
  • All India Institute of Medical Science, New Delhi – 110 029

Academic Profile





M. B. B. S. Anatomy North Bengal Medical College & Hospital (N. B. U.) Sushrutanagar,
Darjeeling - 734432, West Bengal
I. Prof. Physiology Biochemistry DO  
II. Prof. PSM, Pathology Microbiology, Pharmacology & Forensic Medicine DO 1982
III. Prof. Medicine, Surgery Gyane & Obstretics ENT, Eye DO 1984
M. D. Internal Medicine PGI,
Chandigarh, 160012
PGI, Chandigarh 1990
D. M. Gastroenterology, AIIMS,
New Delhi, 110029
AIIMS, New Delhi 1993
M. D. THESIS Role of Clostridium difficele and other infectious agents in relapse of ulcerative colitis.

Role of Helicobacter pylori in Non ulcer Dyspepsia : Results of a therapeutic trial.

Prevalence of Hepatitis C antibodies in patients with alcoholic liver disease.

Working Experience

Dates Post Hospital Speciality
01/07/1985 – 15/08/1985 Junior House Physician North Bengal Medical College and Hospital, West Bengal - 734432 Chest Medicine
16/08/1985 – 28/02/1986 Junior House Physician S.S.K.M. HOSPITAL, Kolkata-700020 General Medicine
01/03/1986 – 15/10/1986 Senior House Physician S.S.K.M. HOSPITAL, Kolkata-700020 General Medicine
16/10/1986 – 16/06/1987 Junior House Physician S.S.K.M. HOSPITAL, Kolkata-700020 General Medicine
01/07/1987 – December 1990 Junior Resident P.G.I., Chandigarh - 160012 Internal Medicine
January 1991 – January 1994 Senior Resident AIIMS, New Delhi - 110029 Gastroenterology
February 1994 – February 1997 Senior Research Associates (Pool Officer) I.P.G. M. E. & R., Kolkata-700020 Gastroenterology
January 1999 – November 2002 Lecturer I.P.G. M. E. & R., Kolkata-700020 Gastroenterology
November 2002 –  May 2004 Assistant Professor I.P.G. M. E. & R., Kolkata-700020 Gastroenterology
May 2004 – May 2009 Associate Professor I.P.G M E & R, Kolkata-200020 Gastroenterology
May2009 – till date Professor Division of Gastroenterology
School of Digestive & Liver Diseases,
I.P.G M. E & R, Kolkata-200020
June-2011 Head School of Digestive & Liver Diseases.
I.P.G.M.E&R, Kolkata-700020


  1. Kochhar R, Ayyagari A, Goenka MK, Dhali GK, Aggarwal R and Mehta SK. Role of infections agents in exacerbations of ulcerative colitis in India. A study of Clostridium difficile. J Clin Gastroenterol 1993; 16(1) : 26 – 30.
  2. Dhali GK & Mishra SC. Endoscopic Hemostasis for Bleeding Peptic Ulcer : Injection VS. Heater Probe. Tropical Gastroenterology 1992; 13, 1 : 40 – 41.
  3. Sharma MP & Dhali GK. Treatment of Ascites in cirrhosis JIM 1993; Suppl (V), 46 – 47.
  4. Sharma MP & Dhali GK. Current management of Ulcerative Colitis. JIM 1993; Suppl. (V), 29 – 31.
  5. Garg PK, Singh J, Dhali GK, Mathur M, Sharma MP. Microscopic colitis is a cause of large bowel diarrhea in Northern India. J Clin Gastroenterol 1996 Jan;22(1):11-5.
  6. Chowdhury A, Dhali GK, Banerjee PK. Etiology of gastric outlet obstruction. Am J Gastroenterol 1996 Aug;91(8):1679.
  7. Chowdhury A, Chatterjee BK, Das U, Dutta P, Dhali GK, Banerjee PK. ERCP in situs inversus: do we need to turn the other way? Indian J Gastroenterol 1997 Oct;16(4):155-6.
  8. Dhali GK, Garg PK, Sharma MP. Role of anti-Helicobacter pylori treatment in H. pylori-positive and cytoprotective drugs in H. pylori-negative, non-ulcer dyspepsia: results of a randomized, double-blind, controlled trial in Asian Indians. J Gastroenterol Hepatol 1999 Jun;14(6):523-28.
  9. Chowdhury A, Santra A, Kundu S, Mukherjee A, Pandit A, Chaudhuri S, Dhali GK. Induction of oxidative stress in antitubercular drug-induced hepatotoxicity. Indian J Gastroenterol 2001 May-Jun;20(3):97-100.
  10. Chaudhuri S, Pal AK, Acharya A, Dey A, Chowdhury A, Santra A, Dhali GK, Maity SG, Banerjee PK. Treatment of chronic anal fissure with topical glyceryl trinitrate: a double-blind, placebo-controlled trial. Indian J Gastroenterol 2001 May-Jun;20(3):101-2.
  11. Chaudhuri S, Chowdhury A, Datta S, Mukhopadhyay AK, Chattopadhya S, Saha DR, Dhali GK, Santra A, Nair GB, Bhattacharya S, Berg DE. Anti-Helicobacter pylori therapy in India: differences in eradication efficiency associated with particular alleles of vacuolating cytotoxin (vacA) gene. J Gastroenterol Hepatol 2003 Feb;18(2):190-5.
  12. Chowdhury A, Santra A,  Dhali GK, Chaudhuri S, Maity SG, Naik TN, Bhattacharya SK, Mazumder DN. Hepatitis C virus infection in the general population: a community-based study in West Bengal, India. Hepatology 2003 Apr;37(4):802-9.
  13. Chattopadhyay S, Patra R, Ramamurthy T, Chowdhury A, Santra A, Dhali GK, Battacharya SK, Berg DE, Nair GB, Mukhopadhyay AK.  Multiplex PCR assay for rapid detection and genotyping of Helicobacter pylori directly from biopsy   specimens. J Clin Microbiol. 2004 Jun;42(6):2821-4.
  14. Chowdhury A, Santra A, Chakravorty R, Banerji A, Pal S, Dhali GK, Datta S, Banerji S, Manna B, Chowdhury SR, Bhattacharya SK, Mazumder DG. Community-based epidemiology of hepatitis B virus infection in West Bengal, India: prevalence of hepatitis Be antigen-negative infection and associated viral variants. J Gastroenterol Hepatol 2005 Nov; 20(11):1712-20.
  15. Chowdhury A, Santra A, Bhattacharjee K, Ghatak S, Saha DR, Dhali GK. Mitochondrial oxidative stress and permeability transition in isoniazid and rifampicin induced liver injury in mice. J Hepatol 2006 Jul; 45(1):117-26. Equb 2006 Feb 17.
  16. Farheen S, Sengupta S, Santra A, Pal S, Dhali GK, Chakravorty M, Majumder PP, Chowdhury A. Gilbert's syndrome: High frequency of the (TA)7 TAA allele in India and its interaction with a novel CAT insertion in promoter of the gene for bilirubin UDP-glucuronosyltransferase 1 gene. World J Gastroenterol. 2006 Apr 14;12(14):2269-75.
  17. Santra A, Chowdhury A, Ghatak S, Biswas A, Dhali GK. Arsenic induces apoptosis in mouse liver is mitochondria dependent and is abrogated by N-acetylcysteine. Toxicol Appl Pharmacol. 2007 Apr 15;220(2):146-55. Epub 2007 Jan 9.
  18. Jana N, Mukhopadhyay & Dhali G K . Pelvic tuberculosis with elevated   Serum CA125: A diagnostic dilemma: Journal of Obstetrics & Gynaecology; 27,2: 2007.
  19. Kshaunish D, Kausik D, Dasgupta J, Dhali GK, Chowdhury A. Hookworm infection    presenting as overt gastrointestinal bleeding: lessons from double-balloon enteroscopy in the tropics. Am J Gastroenterol. 2008 May;103(5):1310-1.
  20. Das K, Ghoshal UC, Dhali GK, Benjamin J, Ahuja V, Makharia GK. Crohn's disease in India: a multicenter study from a country where tuberculosis is endemic. Dig Dis Sci. 2009 May; 54(5):1099-107. Epub 2008 Sep 4.
  21. Das K, Das K, Mukherjee PS, Ghosh A, Ghosh S, Mridha  AR, Dhibar T, Bhattacharya B, Bhattacharya D, Manna B, Dhali GK, Santra A, Chowdhury A.
  22. Nonobese population in a developing country has a high prevalence of nonalcoholic  fatty liver and significant liver disease. Hepatology. 2010May; 51(5) :1593-602.
  23. Das K, Das K, Datta S, Pal S, Hembram JR,  Dhali GK, Santra A, Chowdhury A. Course of disease and survival after onset of decompensation in hepatitis B virus-related  cirrhosis. Liver Int. 2010 Aug;30(7):1033-42. Epub 2010 May 14.
  24. Das K, Sarkar R, Dasgupta J, Ray S, Ghatak S, Das K,  Mridha AR, Dhali GK, Chowdhury A Obscure GI bleeding in the tropics: impact of introduction of double-balloon and capsule endoscopies on outcome.; Gastrointest Endosc. 2010  Aug;72(2):292-300. Epub 2010 Jun 11.
  25. Ghatak S, Biswas A, Dhali GK, Chowdhury A, Boyer JL, Santra, Toxicol Appl Pharmacol. 2011 Feb 15;251(1):59-69. Epub 2010 Dec 4. Oxidative stress and hepatic stellate cell activation are key events in arsenic induced liver fibrosis in mice.”
  26. Datta De D, Bhattacharjya S, Maitra M, Datta A, Choudhury A, Dhali GK,  Roychoudhury S. “IL1B induced Smad 7 negatively regulates gastrin expression.” PLoS One. 2011 Mar 22;6(3):e14775.
  27. Bhatia SJ, Reddy DN, Ghoshal UC, Jayanthi V, Abraham P, Choudhuri G, Broor SL, Ahuja V, Augustine P, Balakrishnan V, Bhasin DK, Bhat N, Chacko A, Dadhich S, Dhali GK, Dhawan PS, Dwivedi M, Goenka MK, Koshy A, Kumar A, Misra SP, Mukewar S, Raju EP, Shenoy KT, Singh SP, Sood A, Srinivasan R.     ”Epidemiology and symptom profile of gastroesophageal reflux in the Indian population: report of the Indian Society of Gastroenterology Task Force.”
  28. Das K, Sarkar R, Ahmed SM, Mridha AR, Mukherjee PS, Das K, Dhali GK, Santra A, Chowdhury A. Hepatology.2012 Feb;55(2):584-93. doi: 10.1002/hep.24694. Epub 2011 Dec 29. "Normal" liver stiffness measure (LSM) values are higher in both lean and obese individuals: A population-based study from a developing country.
  29. Ramakrishna BS, Makharia GK, Abraham P, Ghoshal UC, Jayanthi V, Agarwal BK, Ahuja V, Bhasin DK, Bhatia SJ, Choudhuri G, Dadhich S, Desai DC, Dhali GK, Goswami BD, Issar SK, Jain AK, Kochhar R, Kumar A, Loganathan G, Misra SP, Pai CG, Pal S, Pulimood A, Puri AS, Ramesh GN, Ray G, Singh SP, Sood A, Tandan M; Indian Society of Gastroenterology Task Force on Inflammatory Bowel Diseases.
  30. Indian J Gastroenterol. 2012 Dec;31(6):307-23. doi: 10.1007/s12664-012-0259-0. Epub 2012 Oct 25. Indian Society of Gastroenterology consensus on ulcerative colitis.
  31. Makharia GK, Ramakrishna BS, Abraham P, Choudhuri G, Misra SP, Ahuja V, Bhatia SJ, Bhasin DK, Dadhich S, Dhali GK, Desai DC, Ghoshal UC, Goswami BD, Issar SK, Jain AK, Jayanthi V, Loganathan G, Pai CG, Puri AS, Rana SS, Ray G, Singh SP, Sood A; Indian Society of Gastroenterology Task Force on Inflammatory Bowel Disease.
  32. Indian J Gastroenterol. 2012 Dec;31(6):299-306. doi: 10.1007/s12664-012-0258.
  33. Epub 2012 Oct 17. Survey of inflammatory bowel diseases in India.
Back to Departments main
Home Departments OPD Schedule Academics Research Publications Reports Query Contact Us