Nov 11, 2025 R&D According to our research, Kitazato Corporation has developed the world’s first one-step method for oocyte vitrification (PAP.T) and presented it at the American Society for Reproductive Medicine (ASRM). According to our research, Kitazato Corporation has developed the world’s first one-step method for oocyte vitrification (PAP.T) and presented it at the American Society for Reproductive Medicine (ASRM). (207.4 KB) Back to News List