Kallistem

Kallistem is a biotechnology company developing innovative cell culture technologies in reproductive biology to address the global challenges of male infertility and meet the demands of modern toxicology. Founded in 2012 and based at the École Nationale Supérieure (ENS) in Lyon, France, the company leverages the research of specialists Philippe Durand and Marie-Hélène Perrard, who have achieved worldwide recognition for their work on male reproductive biology and more specifically, spermatogenesis in vitro.