1. Department of Biosciences and Bioengineering, Indian Institute of Technology Guwahati, Guwahati, Assam 781039, India
2. Department of Pharmacology & Toxicology, National Institute of Pharmaceutical Education and Research, Guwahati, Assam 781125, India
3. Centre for Nanotechnology, Indian Institute of Technology Guwahati, Guwahati, Assam 781039, India