两性类O型血女性怀孕难美国丹佛召开的美国生殖医学年会上宣布的一项研究发现,随着年龄的增加,O型血妇女怀孕更困难。O型血妇女要孩子宜早不宜迟。人造卵巢美国布朗大学的研究小组成功将3个初生卵细胞培育成与卵巢类似的结构。在实验室中,这些培育的细胞可以发挥像正常卵巢一样的作用。人造卵巢培育成功可以帮助提高试管受精的成功率。人造卵巢或许还能帮助患有卵巢疾病的女性拥有自己的宝宝。丧偶半年内猝死风险高 Pregnancy of O-type O-type women is difficult Pregnancy is more difficult for O-type women as they age, according to a study released at the annual meeting of the American Society for Reproductive Medicine in Denver, the United States. O-type blood to children should sooner rather than later. Artificial Ovaries The team at Brown University in the United States succeeded in developing three primary egg cells into a structure similar to the ovary. In the laboratory, these cultured cells can act like normal ovaries. Successful artificial ovaries can help increase the success rate of IVF. The artificial ovary may also help women with ovarian disease have their own baby. The risk of sudden death within half a year is high