She claims her method has about a 70 percent pregnancy rate , compared with a 30 percent rate from typical in itro embryos created from couples with fertility issues 她声称与一般夫妇双方不育时体外受精30 %的成功率相比，她的方法有70 %的受孕成功率。
No studies hae been done , for instance , on the long - term health effects of in itro , and tracking such children would be impossible since records aren ' t kept 例如，就没有关于体外受精的婴儿长期健康研究，而且因为他们的纪录是不被保存，追踪这些孩子是不可能的。
Methods : 38 cases ( 38 cycles ) including 30 cases of sterility with tubal factor and 8 cases of sterility with unknown reasons were studied in the aspect of fvf - et in our reproductive center 方法： 2000年11月至2001年7月在我生殖医学中心进行体外受精和胚胎移植的患者共计38人， 38个周期。
Women undergoing ivf should have just one embryo implanted at a time in order to reduce the number of twins born in this way , a group of fertility experts announced on wednesday 生育专家周一宣布，进行体外受精（ ivf ）治疗的女性应该每次只移植一个胚胎，以减少因此方法而引起的双胞胎增多情况。
Its latest relevant research and progress were summarized , including ovary oocytes collection , in vitro maturation of oocytes , sperms ' in vitro capacity and fertilization 对近年来羊卵巢卵母细胞体外受精技术的研究现状和进展进行了综述，其中包括卵巢卵母细胞的采集、卵母细胞体外成熟、精子体外获能、体外受精。
Couples who have difficulty conceiving and turn to in vitro fertilization for assistance may increase their chances of pregnancy with the use of ultrasound rather than the traditional method , a new review has found 一个新的系统评价发现，超声波的应用与传统方法相比，可以增加受孕困难、需要借助体外受精夫妇的怀孕机会。
The techniques of donor sperm insemination and in vitro fertilization , introduced in the 1950s and 1970s respectively , were met with great hostility and threats of criminal legislation in some countries 在20世纪50年代和70年代分别开始采用的供体精液人工授精技术和体外受精技术，就曾遭受到极大的敌视，在一些国家甚至以刑事立法相威胁。
During organogenesis such as formation of nervous system , angiogenesis , etc the cell mechanisms involved are similar to those of carcinogens , such as cell proliferation , differentiation , migration , etc . and there is no shortage of embryos 利用斑马鱼生物特性体外受精胚胎透明发育期短，可做为经济且快速的药物组织特异性筛选系统。
On the basis of up - to - date eidence , low - dose aspirin has no substantial positie effect on likelihood of pregnancy and , therefore , it should not be routinely recommended for women undergoing if / icsi 以最新的证据为基础，低剂量阿司匹林在妊娠的可能性方面并没有实质性的良性效果，因此，低剂量阿司匹林不应该常规推荐给实施了体外受精或胞浆内单精子注射（ icsi ）的妇女。
To select the best mouse blastocysts resulting from mm16 , mm16 + e2 , mm16 + p and mm16 + e2 + p mediums , and from ivf - ivc ( in vitro fertilization and in vitro culture ) in htf medium , and from in vivo was for embryo transfer 分别选取小鼠1 -细胞胚胎在mm16 、 mm16 + e2 、 mm16 + p 、 mm16 + e2 + p各组培养液中培养的囊胚、小鼠体外受精-体外培养的囊胚和体内正常发育的囊胚，进行子宫内移植。
