About the Authors

Rajashree Patra

Affiliation National Institute of Cholera and Enteric Diseases, Kolkata, India

Santanu Chattopadhyay

Affiliation National Institute of Cholera and Enteric Diseases, Kolkata, India

Ronita De

Affiliation National Institute of Cholera and Enteric Diseases, Kolkata, India

Prachetash Ghosh

Affiliation National Institute of Cholera and Enteric Diseases, Kolkata, India

Mou Ganguly

Affiliation National Institute of Cholera and Enteric Diseases, Kolkata, India

Abhijit Chowdhury

Affiliation Centre for Liver Research, School of Digestive and Liver Diseases, Institute of Post Graduate Medical Education & Research, Kolkata, India

T. Ramamurthy

Affiliation National Institute of Cholera and Enteric Diseases, Kolkata, India

G. B. Nair

Affiliation National Institute of Cholera and Enteric Diseases, Kolkata, India

Asish K. Mukhopadhyay

asish_mukhopadhyay@yahoo.com

Affiliation National Institute of Cholera and Enteric Diseases, Kolkata, India

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AKM GBN. Performed the experiments: RP SC RD PG MG. Analyzed the data: AKM RP SC AC. Contributed reagents/materials/analysis tools: AKM TR GBN. Wrote the paper: AKM RC TR. Performed the endoscopy, collected the biopsy samples and clinical information: AC.