1. Aseptic Technology for Cryoprotectant-Free Vitrification of Human Spermatozoa by Direct Dropping into Clean Liquid Air: Apoptosis, Necrosis, Motility, and Viability. (25th January 2020) Authors: Wang, Mengying; Isachenko, Evgenia; Todorov, Plamen; Rahimi, Gohar; Mallmann, Peter; Katkov, Igor I.; Isachenko, Vladimir Other Names: Campos José L. Academic Editor. Journal: BioMed research international Issue: Volume 2020(2020) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗