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cell stage中文是什么意思

  • 细胞分裂期

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  • Recombination gene was cut - down and introduced into the nuclei of oocytes or the cytoplasm of goldfish at one - cell stage via microinjection . the results as follows : ( 1 ) fluorescence was observed from embryo under suitable uv light after microinjection 36 hours . the fluorescent ratio of gastrula embryo period was up to 25 %
    采用显微注射法将这种重组基因转化1细胞期的金鱼受精卵,实验结果如下: ( 1 )显微注射后,根据胚胎发育分期,胚胎在显微注射后36小时开始能在紫外灯下观察到荧光,原肠期发荧光的胚胎比例为25 ,后期发育荧光率逐渐下降,肌肉效应期后又相对稳定。
  • According to the mechanism of block of development in vitro culture on early embryo of mammal and in vivo surroundings of early embryo , the paper states that requirement and utilization of nutrients during each cell stage of early embryo of mammal in vitro culture in order to search for in vitro culture condition and method to improve the development rate of blastosphere
    摘要从哺乳动物早期胚胎体外培养发育阻断机理和早期胚胎的体内环境入手,阐述了胚胎体外培养各细胞阶段胚胎对营养物质的需求,寻求合理的体外培养条件和方法,以便提高体外胚胎早期的囊胚发育率。
  • The fertilized egg entered the 4 - cell stage in 2hlomin , and the 8 - cell stage in 2h20min . the fertilized egg entered the 32 - cell stage in 3hl2min , and the cells distributed in different layers . the fertilized egg entered the multi - cell stage in 4h05min and the early blastula stage in 5h
    1小时30分受精卵开始第一次分裂; 2小时10分进入4胞期; 2小时20分进入8胞期: 3小时12分进入32胞期,细胞出现分层现象; 4小时05分进入多细胞期; 5小时进入高囊胚期; 6小时50分进入低囊胚期。
  • The research adopts that hu - - ifn gene were introduced into the nuclei of oocytes or cytoplasm of grass carp to develop anti - disease transgenic grass carp breeding researches , combing the adva ntag e of hu - - ifn gene and breeding by genetic engineering , with an aim of finding out an effective way of solving antivirus of hemorrhagic virus of carp completely . in research of transgenic fish , hu - - ifn gene ( recombination gene ) is cutdown and introduced into the nuclei of oocytes or cytoplasm of grass carp at one - cell or two - cell stage via micyoinjection by narashige micyoinjection apparatus
    本研究的目的在于以人的-干扰素基因( ifn - )作为目的基因,与鲤鱼-肌动蛋白基因启动子在体外重组,利用原核显微注射转基因技术将人-干扰素基因导入草鱼基因组而开展的抗病转基因草鱼育种研究,其结合了干扰素和基因工程育种抗草鱼出血病病毒的优点,以期获得对草鱼出血病具有天然抗性的转基因鱼,并在此基础上培育出草鱼抗病新品系。
  • The mouse fertilized egg is the most simple and natural mammalian model of cell cycle , there are few reports about the mechanism on the regulation of early development of mouse fertilized eggs especially the events of entry into m - phase . its the first time we report here that pkb exists and effects on g2 / m phase transition in mouse one - cell stage fertilized eggs
    148 - 411是激酶区(催化域) ,和其它丝苏氨酸蛋白激酶有较高的同源性,其中有一个保守的thr ,它位于308 、 309或305位;从412位起为c末端尾区(调节域) ,除pkb -外都有一个保守的ser ,位于473或474位。
  • The stage when the block occurs has been correlated to the time the embryonic genome takes over control of development from the maternal genome , which occurs in mouse at the 2 - cell stage . the embryos of balb / cxicr fl mouse show 2 - cell block in vitro and the effects of several culture media on overcoming the 2 - cell block in embryos development were studied . m16 ( sigma ) , in which 96 . 2 % of 1 - cell embryos developed to 4 - cell stage , were shown to be effective in overcoming the 2 - cell block
    培养5h后, 53去核卵母细胞可见标记的mtocs ,但数量明显少于对照组,而又多于培养0h的去核细胞,说明此时53的化学去核卵胞质中确有mtocs的存在,其微管聚合能力正在恢复; mtocs标记,但其辐射产生的微管纤维短,结构还不够丰满;其余细胞的微管蛋白则丧失重新装配能力。
  • We also stained the embryos with anti - arp3 antibody and found that these two kinds of antigen are generally co - localized but arp3 were not detected in cleavage stage embryos . it was deduced that cortactin functions in the cytokinesis independent of arp3 . and microinjection of anti - cortactin antibodies into the i cell stage embryos leaded to fatal developmental defects because of the unequal cytokinesis
    在利用抗ap3的抗体进行的胚胎整装染色中,激光扫描共聚焦显微镜观察发现, arp3在卵裂期没有表达, mbt后,在细胞皮层区检测到arp3蛋白的阳性染色,在随后的发育过程中arp3与皮层蛋白共分布。
  • In this article , we microinjected camp ( as activator of pka ) and protein kinase inhibitor ( pki ) ( as inhibitor of pka ) into mouse 1 - cell stage fertilized eggs , the camp concentration , pka and mpf activaty were detected , also the cdc25c , cdc2 phosphorylated state and the concentration of ptyr15 for cdc2 , cyclin b1 . materials females of 4 - 5 week - old kuming mice and males of 8 week - old kuming mice were supplied from the department of laboratory animals , china medical university
    本实验应用pka激动剂camp及抑制剂pki显微注射入小鼠二一细胞期受精卵并观察卵细胞m期形态学变化及pka对mpf活性的影响以及cdc25c , cdcz电泳迁移率, cdcz的磷酸酪氨酸ptyrl及周期素b含量,为揭示pka在哺乳动物细胞周期调控机制,对生长、发育、癌变、死亡的研究提供理论依据。
  • Over - expression of yggg retarded the cell cycle , on the point after dna partition , resulting in accumulation of diploid as bacteria stop division and sequentially went to death . this appearance is similar to that of the era mutants , including the partially defective in era gtpase activity or the reduced in the synthesis of wild - type era which bacteria become arrested in the cycle at the predivisional two - cell stage
    在荧光显微镜下细菌形态的变化,以及dapi染色和透射电子显微镜观察, yggg的表达与era突变(使era功能降低时)对细菌分裂的影响有类似之处,即细菌dna合成,子代dna分离后;分裂停滞,形成细菌繁殖受阻时, 2 - 4倍体的出现。
  • There was no significant difference between the fusion rates of reconstructed embryos . the cleavage rate of embryos reconstructed with c57bl / 6j oocytes was significant high than that of kunming albino , but the former only developed to 4 - cell stage ; the later could develop to blastocyts . it is implied that the oocytes of inbred mouse cannot support the long - term development of kunming es cell
    两种重构胚的融合率之间没有显著差异( p 0 . 05 ) , c57bl 6j重构胚的卵裂率( 60 . 5 )明显高于昆明白小鼠( 33 . 7 ) ,但是前者只发育到4细胞期,而后者可以发育到桑椹期和囊胚期( 2 . 3 ) 。
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