1 Scientist Herbal Nanobiotechnology Lab, Pharmacology Division, CSIR-National Botanical Research Institute, Rana Pratap Marg, PO 436, Lucknow, 226001, Uttar Pradesh, India.
2 Institute of Environment & Sustainable Development, Banaras Hindu University, Varanasi 221005, India.
3 Dorothy and Fred Chau '71 Constellation Professor, Centre for Biotechnology and Interdisciplinary Studies, Room 4005D, Rensselaer Polytechnic Institute, 110 8th Street, Troy, NY 12180, USA. Electronic address: koffam@rpi.edu.
4 ERA Chair of Green Chemistry, Department of Chemistry and Biotechnology, School of Science, Tallinn University of Technology, 12618 Tallinn, Estonia. Electronic address: vijai.gupta@taltech.ee.