I. CSIR Programme on Human Microbiome: Independent Investigator & co-ordinator of Oral Microbiome (WP2), CSIR Network Project, NWP0052, 2012-2017.

II. CSIR programme on climate change: integrated analysis for impact, mitigation and sustainability: Regional climate modeling at decadal scale: Independent Investigator​, CSIR Network Project, NWP0052, 2009-2014.

III. “Molecular dissection of signaling networks in gastrointestinal infections for design of potential intervention strategies”- Co-ordinator & Independent Investigator, CSIR Non-Network project, 2007-2012.

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IV. “Predictive medicine using repeat and single nucleotide polymorphism”- Independent Investigator, identified by CSIR-TFYP Working group, funded by CSIR; 2002-2007, Network project.

V. “Toxicogenomics of polymorphism in Indian population to industrial chemicals for development of biomarkers”- Independent Investigator​, identified by CSIR-TFYP Working group, funded by CSIR; 2002-2007, Network Project.

VI. “Malignant potentiality of precancerous oral submucous fibrosis and its association with expression of different collagen types”- Principal Investigator, funded by Department of Science & Technology, Govt. of India, 2005-2008.

VII. “Characterisation of cytokine gene polymorphism in Helicobacter pylori infected Indian population - Co-Investigator, funded by Indian Council of Medical Research, Govt. of India, 2002-2005.

VIII. “Identification and characterization of gene(s) involved in recovery from cellular stresses in Chinese hamster V79 cells”- Principal Investigator, funded by Department of Atomic Energy, Govt. of India, 2001-2004.

IX. “Identification of Vibrio cholerae genes that are specifically expressed following infection”- Principal Investigator, funded by Department of Science & Technology, Govt. of India, 1997-2001.

X. “Molecular biology of human enteric pathogens”- Co-Investigator, funded by the Department of Biotechnology, Govt. of India, 1992-1997.