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- The Texas researchers want to learn how genes determine embryo development. 德克萨斯的研究者们想知道基因是如何决定胚胎发育的。
- Endosperm, cells disorganize gradually along with embryo development. 随胚的发育和生长,胚乳细胞逐渐解体。
- The embryo develops into a fetus. 胚胎发育成胎儿。
- Kriebel have used X-rays for sorting as well as to determine degree of embryo development in full seeds. 克列拜尔已经用X射线对种子进行分级,并能对饱满种子中胚发育的程度加以鉴别。
- Objective: To study effect of hydrosalpinx fluid on mouse early embryos development in vitro. 目的探讨输卵管积水对小鼠胚胎体外发育能力的影响。
- Isozymes zymogram turned to be complicated and their activities increased with embryos development. 6种同工酶酶谱则随胚胎发育渐趋复杂,酶活性随之增强。
- Embryos development was deserved after culture ever day,the blastocyst formation rate and hatching rate were accounted. 结果输卵管积水组的胚胎成囊率和囊胚孵出率低于无积水组,并呈剂量依赖性。
- Utilization of embryo development technique of Brachydanio rerio to evaluateing toxicity on various chemicals. 斑马鱼胚胎发育技术在毒性评价中的应用。
- The studies also showed that low ratios of (Spd+Spm)/Put and Spm/PAs might hindered embryo development. (Spd+Spm)/(Put)和(Spm)/(PAs)比值变化与龙眼胚珠的发育有直接的关系,两者比值高有利于胚胎发育,反之则不利于胚胎的发育。
- The changes of nucleic acid, protein and starch content in ovules during the longan's embryo development were studied. 摘要对龙眼胚胎发育过程中胚珠内核酸、蛋白质和淀粉含量的变化进行了研究。
- Fertilization and embryo development toxicity in gravidity mice female offspring exposed to lead acetate was studied. 研究醋酸铅对染毒妊娠小鼠雌性后代生长发育和卵母细胞受精、受精卵卵裂及早期胚胎发育的影响。
- About 25 hours after oviposition, the embryo development was finished and the larva hatched. 产卵25h后,胚胎发育完成,进入取食的幼虫期。
- The embryo development i s normal before breaching and increased in volume rapidly after breaching. 此外,胚发育也表现出一些特点,即裂口前胚形态变化不大,裂口后胚增大很快。
- Objective To explore the antagonism of ginsenoside to the toxicity of embryo development induced by acetic lead in rat. 摘要目的:探讨人参皂苷对醋酸铅胚胎发育毒性的拮抗作用。
- Vasculogenesis and angiogenesis are two types of neovascularization in the embryo development. 在胚胎发育过程中,血管系统的建立始于两种方式:血管发生和血管新生。
- Study of t he effects of cryoprotectant concentrations on mouse embryo development with rapidfreezing method. 目的 优化小鼠胚胎整体原位杂交及数据分析方法。
- Embryos developed by in vitro fertilisation methods would be routinely scanned for genetic illnesses. 利用体外受精培养的胚胎将接受对遗传病的例行普查。
- Although endosperm abnormality was not distinguishable from perfect ones, embryo development delay occurred in seeds with protuberance. 晚期败育型杂种的胚乳没有明显的异常现象,但胚发育滞后,且着生位置偏离珠孔,呈横生或斜生状态;
- During early embryo development, Foxd3 mRNA has been detected in blastocyst-stage embryos and throughout the epiblast of the 6.5 days postcoitum (dpc) embryo. 实验发现Foxd3基因敲除的胚胎在E6.;5天死亡;并且表现为epiblast的减少;取而代之的是近端胚外组织(proximal extraembryonic tissue)。
- Yasugi S. Ovule and embryo development in Doritis pulcherrima (Orchidaceae) [J]. American Journal of Botany,1983,70(4): 556-560. 伍成厚;等.;五唇兰未受精胚珠离体培养及雌配子体发育的研究[J]