The original version of this paper, published in Pharmacology Research & Perspectives Journal, 2014, 2(6), (DOI: 10.1002/prp2.70), contains an error in the fifth author's nameThe correct author listing is:Amartya Mishra, Jayaraman Vinayagam, Sourav Saha, Sayan Chowdhury, Somenath Roy Chowdhury, Parasuraman Jaisankar & Hemanta K. Majumder