到现在为止，她已经变成了胚胎期的一个尾巴，实际上就是她尾骨的延长。
Up to now she has sported an embryonic tail which is actually an extension of her tail bone.
到现在为止，她已经变成了胚胎期的一个尾巴，实际上就是她尾骨的延长。
Up to now, she has sported an embryonic tail, which is actually an extension of her tail bone.
医学研究表明：这种流产出来的标本有60%—70%的受精卵不能完成胚胎期的发育；
Medical research shows that: the abortion out 60%-70% of the specimen fertilized embryos can't finish the development;
在两条主要左行走滑断裂的右侧叠覆区，两条主断裂第四纪的左行走滑运动产生一个胚胎期的菱形断陷。
In the overlap part of the right side of two main faults, the left-lateral strike-slip movement of them in Quaternary has formed the embryonic rhombochasm.
因为，太阳所发出的一种光线叫作紫外线（UVR），它可以造成胚胎期的婴儿的基因变化，从而造成可感知的后果，这种后果有好有坏。
It is because one type of radiation emitted by the sun, ultraviolet (UVR), is believed to cause genetic changes in the developing baby that may have a shaping effect, either beneficial or harmful.
事实上小鸡在胚胎期是有长尾的，不过在孵化之前就消失了。
In the embryo stage, chickens actually have a tail, which disappears before the bird hatches.
研究人员用快中子照射在胚泡期和体节形成开始之间的小鼠胚胎。
The researchers used fast neutrons to irradiate mouse embryos between the blastocyst stage and the beginning of somite formation.
通过激活休眠期的胚胎分子路径，干细胞被诱导参与新毛囊的形成。
By activating dormant embryonic molecular pathways stem cells were coaxed into forming new hair follicles.
研究小组确定伤口恢复期的老鼠模型创造了“胚胎窗口”的机会来操纵新毛囊数量和构成。
The team determined that wound healing in a mouse model created an "embryonic window" of opportunity to manipulate the number of new hair follicles that form.
胎儿：人类从开始怀孕的第八个星期到出生这一期间的有别于更早期的胚胎的幼儿。
Fetus: in human beings, the unborn young from the end of the eighth week after conception to the moment of birth, as distinguished from the earlier embryo.
三疣梭子蟹胚胎期腹神经链由1对大颚、2对小颚和2对颚足所对应的神经节以及腹部神经链组成。
The ventral nerve cord of the crab in the embryo included 1 pair mandibular neuromere, 2 pairs neuromeres of maxillae, 2 pairs neuromeres of maxillipede and abdomen nerve cord.
合成后的新细胞自动按照植入DNA序列“重新编程”，直到胚胎进入囊胚期，即由50至100个细胞组成的一个中空的球形幼胚。
The egg automatically 'reprogrammed' its DNA until it reached a stage of the embryo known as a blastocyst — a hollow ball of 50 to 100 cells.
肝脏由胚胎内胚层演变而来，胚胎期肝具有重要的造血功能。
Liver origins from endoderm and is an important hematopoietic organ in embryo.
胚胎期经胎盘“染铅”，是导致子代铅蓄积的重要原因。
Lead transmitted through placenta was an important cause of lead accumulation of offspring.
方法采用胚胎期至老年期小鼠全胚胎及脑切片的原位杂交染色。
Methods Embryonic to aged stage murine embryo and brain sections were stained by whole-mount in situ hybridization technique.
正常足月儿肾脏，可见胚胎期肾小叶；光滑的皮质表面有脂肪组织。
These are normal term infant kidneys. Note the fetal lobulations and the smooth cortical surfaces with some attached adipose tissue.
目的探讨胚胎期X线照射引起大鼠皮质内异常结构的形成机理。
Objective To explore the abnormalities of the developing cerebral cortex in rats caused by prenatal X-ray irradiation.
第八周结束标志着“胚胎期”的结束和“胎儿期”的开始。
The end of the eighth week marks the end of the "embryonic period" and the beginning of the "fetal period".
在胚胎期da神经元发育的后期，DA的合成与分泌是促使DA神经元进一步成熟和形成功能联系的原动力。
During late development in embryonic period, the synthesis and secretion of DA is the prime mover to promote maturation of DA neurons.
目的探讨卵细胞第一极体形态与原核期受精卵形态、卵裂期胚胎质量的关系。
Objective To investigate the relationship between the first polar body morphology of oocyte and the zygote morphology in pronucleus stage, embryo quality in cleavage stage.
以上结果表明：（1）与NCSU-23相比，PZM-3更适合猪孤雌激活胚胎囊胚孵化期的发育。
In conclusions, (1) PZM-3 was better than NCSU-23 in hatch of porcine PA embryos.
为了研究UVB对两栖类动物早期胚胎发育的影响，以中华大蟾蜍为研究对象，用UVB分别以不同强度和不同时间照射其二细胞期胚胎，观察记录胚胎的发育过程、统计死亡率并在形态学上对UVB照射诱导的畸胚进行分析。
To study the effects of UVB on development of early stage embryos of amphibian, two-cell stage embryos of Bufo bufo gargarizans Cantor were irradiated by UVB with various intensity and time.
在相同剂量和剂量率下，处于4 ~8细胞期的胚胎存活率比多细胞期和囊胚早期高，而畸形率低。
Embryos at 4 ~ 8 cell stage showed higher survival rate and lower abnormal embryo rate than embryos at multicellular stage or early gastrula stage when radiated at the same dose and dose rate.
RTPCR表明，银鲫M3CK基因在成熟卵母细胞和胚胎发育早期可检测到少量的转录产物，在胚胎发育期间从肌肉效应期开始转录，并一直持续表达。
RT PCR analysis showed that the maternal mRNAs of the gibel carp M3 CK gene was detected in mature eggs and early stage embryos.
目的探讨胚胎期接受手机辐射对小鼠免疫功能的影响。
Objective to study the effect of mobile phone radiation on mouse which exposed to radiation during embryonic phase.
细胞期试验组正常胚胎、异常胚胎数量与对照组相比，也无统计学上的差异（P> 0 05）；
Number of normal and abnormal embryo of treated group in 2-cell stage had no significance difference comparing with control group either (P> 0.05);
胚胎的孵育时间也随温度的升高而缩短，且孵育温度与孵育期的长短呈非线性关系。
Embryo incubation time shortened with increased incubation temperature, and the relationship between incubation temperature and incubation duration was nonlinear.
目的：研究小鼠受精卵及2 -细胞期胚胎中14-3-3蛋白的表达及亚细胞定位。
Objective: To study the expression and localization of 14-3-3 proteins in mouse fertilized eggs and 2-cell stage embryos.
小鼠的造血和血管系统起源于胚外中胚层。胚胎期6.5-7天时在卵黄囊形成特征性的血岛结构发生向造血和内皮细胞的分化。
The hematopoietic and vascular systems of the mouse arise from extraembryonic mesoderm that migrate through primitive streak to the presumptive yolk sac between days 6.5 and 7.0 of gestation.
小鼠的造血和血管系统起源于胚外中胚层。胚胎期6.5-7天时在卵黄囊形成特征性的血岛结构发生向造血和内皮细胞的分化。
The hematopoietic and vascular systems of the mouse arise from extraembryonic mesoderm that migrate through primitive streak to the presumptive yolk sac between days 6.5 and 7.0 of gestation.
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