这些可能是流产或者宫外孕(受精卵在宫腔外着床，通常为输卵管)的症状。
These may be signs or symptoms of a miscarriage or an ectopic pregnancy - when the fertilized egg implants outside the uterus, usually in a fallopian tube.
结果：1）枯萎卵妊娠的胎囊内只有囊液，没有胚胎组织。 妊娠囊外没有绒毛组织或绒毛组织较稀疏。
Results:1) There is no embryonic tissue in gestation sac without or with little villous tissue in anembryonic pregnancy.
卵放在木段外，卵期缩短为13 ~15天，平均孵化率及初孵幼虫对光肩星天牛幼虫的平均寄生率均有所提高，分别为83.3%和87.5%。
When eggs placed out of the wood block, egg stage is 13 ~ 15days, average hatching rate and average parasite rate are increased, they are 83.3% and 87.5% respectively.
卵丘是指在卵母细胞外周并与之进行代谢联系的颗粒细胞群； 卵丘对于卵母细胞成熟有极其重要的作用。
The present study was designed to investigate the influence of cumulus cells on maturation in vitro and pathenogenetic development of bovine oocytes.
目前鸡输卵管生物反应器的研究集中在以卵清蛋白调控区来调控外源基因的表达。
At present, the research of chicken oviduct bioreactor focus on the expression of exogenous gene regulated by the ovalbumin 5 '-flanking regulatory region.
目前鸡输卵管生物反应器的研究集中在以卵清蛋白调控区来调控外源基因的表达。
At present, the research of chicken oviduct bioreactor focus on the expression of exogenous gene regulated by the ovalbumin 5 '-flanking regulatory region.
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