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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。
- 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。
- 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;
- 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]
- Maternal genes are responsible for controlling the axis specification, cleavage pattern, morphogenetic movements in the early embryo development. 母性基因在胚胎的早期发育阶段起着至关重要的作用,主要功能是决定轴的分化、卵裂方式的形成和形态的发生。
- According to the origin of germinal layer during embryo development, the applying progress of tissue engineering in medicine is discussed. 本文根据各组织器官胚层发育的来源,综述组织工程学在医学中的应用进展。
- Improvement of Mouse Early Embryo Development in Vitro by Co-Culture with Human Oviductal Epithelial Cells in Serum-Free Medium Zeng wei, Feng Zhichun. 单位:510028广州,第一军医大学珠江医院儿科[曾卫(现在解放军第一八一医院),封志纯关键词:输卵管;上皮;胎儿发育;细胞;
- The toxicity of lead acetate on embryo development in vivo was investigated on mice by adding lead acetate into drinking water. 采用饮水染毒法研究碱式醋酸铅对小鼠早期胚胎体内发育的毒性。
- Fertilization, embryo development and origin of twin-embryo of autotetraploid rice with twin-embryo seedlings (ARTS) were observed and verified. 摘要利用激光扫描共聚焦显微技术对同源四倍体双胚苗水稻的受精过程、胚胎发育过程和双胚来源进行观察鉴定。