1. School of Chemical Engineering and Translational Nanobioscience Research Center, Sungkyunkwan University, Suwon 16419, Republic of Korea
2. Laboratory of Antiviral Drug Discovery, Institute of Molecular Biology of NAS, Yerevan 0014, Armenia
3. Natural Biologics Inc., Newfield, NY 14867, USA
4. Department of Animal Science, Cornell University, Ithaca, NY 14853, USA