Prof. Cesare Galli took part at the 3rd International Congress on Controversies in Cryopreservation of Reproductive cells, Tissue and Organs. The Congress was held in Berlin from the 21st to the 23rd of March. Prof. Galli gave a presentation entitled “Horse embryo slow freezing” in the session dedicated to the cryopreservation of Stem Cells, Gametes and Embryos.