blastocyst,cortical

fertilization sperm are ejaculated from the penis
6th day to 11th day the process by which the blastocyst settles
general embryology 1. development of embryology
nature背靠背:这三个课题组构建世界首例完整的人类胚胎模型
最新研究成果拉曼光谱技术无创预测d3胚胎成囊率