Presently: President, Humboldt Academy of Lucknow.

Formerly:

Principal Scientist (Director Grade), and Founder HOD, Physiology Department, CDRI, Lucknow.

DAAD Research Fellow, Physiology Institute, Medical College, Homburg, University of Saarland, Germany: 1972-1973.

AvH Research Fellow, Physiology Institute, College of Medicine, Freiburg University, Freiburg, Germany: 1974-1975.

Secretary, International Society for Heart Research (ISHR), Indian Section. 1986-1992.

Head, National Information Centre for Drugs & Pharmaceuticals (NICDAP, DST), CDRI.

Publisher (1995-2001): (1) Drugs and Pharmaceuticals: (a) Current R&D Highlights, (b) Industry Highlights.

Member, Drugs from Marine Sources, Department of Ocean Development (DOD), CDRI.

Publisher (1995-1999): Ocean Drugs Alert.

Head, Bioinformatics Information sub-center (BITS), Department of Biotechnology (DBT), CDRI.

Head, WHO Collaborating Centre for Research on Drug Information (Centre No. 80, South-East Asia Region), CDRI, 1995-2001.

Visiting Faculty (NIH), Department of Physiology, College of Medicine, University of Cincinnati, USA 1986.

Visiting Scientist, Institute of Medical Physics and Biophysics, Medical University of Graz, Austria, 1990, 1991, 2006.

Visiting Scientist, British Heart Foundation, BHF Study Centre, Department of Physiology, University of Bristol, Bristol, UK, 1993.

Visiting Scientist, Institute of Cardiovascular Sciences, St Boniface General Hospital and Research Centre, University of Manitoba, Winnipeg, Canada, 2005.

Visiting Scientist, Department of Physiology, Sackler School of Medicine, Tel-Aviv University, Israel- 2007.

Specialization: Pharmacology and Physiology, Drug Discovery Research, Bioelectricity, Cardiac Cellular Electrophysiology, Ion Channels and channelopathies.

Publications:

Edited a book “Heart Rate and Rhythm”, 1st Edition 2011 and 2nd Edition 2024, Funded by Life Science Academy and Published by Springer, Germany (Please See above).