胚胎分化 的英文怎麼說

中文拼音 [pēitāifēnhuà]
胚胎分化 英文
embryonic differentiation
  • 胚 : 名詞[生物學] （初期發育的生物體） embryo
  • 胎 : 名詞1 （幼體） foetus; embryo 2 （懷孕或生育的次數） birth 3 （衣服、被褥等的面子和裡子之間的襯物...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 胚胎 : [生物學] embryo; embryon胚胎病理學 embryopathology; 胚胎發生 embryogeny; embryogenesis; 胚胎發育 ...
  1. The amniotic fluid and allantoic fluid of chicken embryo have been analyzed and the resonances of most substances in them were assigned by 1 - dimention and 2 - dimention nuclear magnetic resonance ( nmr ) methods. this work could be the basis of quantitative analysis of metabolites and studying the metabolites changing between the amniotic and allantoic fluid during the hatching process. also, it provided a new way to study the process of embryo developing

    用一維及二維液體高分辨核磁共振（ nuclearmagneticresonance ， nmr ）方法綜合分析了雞胚羊水和尿囊液的成分，對其中的大多數譜峰進行了歸屬，發現了一些未經報道的小分子代謝物，為研究胚胎發育過程中各個胚囊中體液的交換和小分子的代謝以及進一步對發育過程中代謝物含量變化的定量研究打下了基礎，並為研究胚胎發育的過程提供了新的思路。
  2. The primary results showed : using m199 as diluents containing 20 % bovine serum, it is better to freeze the cells slowly freezing at fist then increase freezing speed ( for example, from 0 to - 6 freezing speed is about - 0. 05 a minute, from - 6 to - 40, freezing speed is about - 0. 5 a minute ), studies on effect of various concentration of dmso demonstrate that about 12. 5 % dmso gave the highest post - thaw percentage of viable cells. the concentration of bovine serum had no different effect on the percentage of the viable embryo cells of misgurnus auguillicaudatus. the embryo cells derived 6 from the later stage of blastula offish is more resistant to the cryogen than the cells of early stage of blastula. the cells preserved in liquid nitrogen at - 196 were thawed and cultivated, a few cells were found adhere to the surface of culture vessel when the percentage of viable cell was more than 30 %. the cells in only two culture vessels were found to proliferated and gave rise to many small morphologically undifferentiated cells

    研究初步表明:以細胞培養液m199 （含2既的小牛血清，常規量雙抗）為凍存稀釋液對泥鰍胚胎細胞冷凍保存宜採取先慢后快的方式（例如，從0一一6 ，凍存速度為一0 . 05 / min ，再以一0 . 5 / min的速度從一6一一40 ） ; dmso的保護效應濃度為12 . 506左右;小牛血清的濃度對泥鰍胚胎細胞的成活率影響不明顯;囊胚晚期細胞抗凍性比中早期強;通過對不同批次的凍存細胞解凍培養，解凍后成活率為30 %以上細胞培養數天後均有少數細胞貼壁，但只發現兩瓶培養細胞有明顯增殖現象產生許多未分化的小細胞。
  3. The hatching enzyme from brine shrimp, artemia shrimp, is a pivotal protease which help the encysted embryo escape from its hatching membrane when hatching

    鹵蟲孵化酶（ he ）是由鹵蟲早期胚胎特異性分泌的、在孵化過程中起關鍵作用的一種蛋白酶。
  4. The changing tendencies of the relative contents of phosphorous contained substances have been detected by in - vivo " p magnetic resonance spectroscopy ( in - vivo " p mrs ) during the whole hatching process. in - vivo ] p mrs proved the catabolism of adenosine 5 ' - triphosphate ( atp ), phosphorous ester and phosphocreatine ( pcr ) when the embryo dead. the results could be used to deduce the conversion of phosphorous contained metabolites during the chicken embryo developed

    用活體核磁共振定域氫譜（ in - vivohmagneticresonancespectroscopy ， in - vivohmrs ）對胚胎發育過程中羊水和蛋白、蛋黃的成分進行了分析；用活體磷譜（ in - vivo 』 』 pmrs ）的方法分析了在整個胚胎發育過程中含磷代謝物的相對含量隨時間的變化，表明了磷脂類物質及三磷酸腺苷（ atp ） 、磷酸肌酸（ pcr ）在此過程中的變化及可能的相互轉化的趨勢，胚胎死亡后的磷譜也證明了磷脂類物質及三磷酸腺苷（ atp ） 、磷酸肌酸（ pcr ）在死亡過程中降解為無機磷的現象。
  5. Embryonic stem ( es ) cell lines isolated from primitive embryonic cells are highly undifferentiated and totipotent cells. in vitro, es cells can spontaneously differentiate into embryoid bodies ( ebs ) containing derivatives of three germ layers

    胚胎幹細胞（ embryonicstemcell ， escell ）系是從早期胚胎細胞分離培養而建立的高度未分化的具有全能性的細胞系。
  6. Undifferentiated embryonal sarcoma, ues

    肝臟未分化胚胎性肉瘤
  7. Figure 4 - 34. embryology of the atrioentricular junction. the primitie atrioentricular canal is partitioned by the growth of the endocardial cushions ( ec ), interatrial septum ( ias ), and interentricular septum ( is )

    房室交界處的胚胎發育。原始房室管生長分化為心內膜墊（ ec ） ，房間隔（ ias ）和室間隔（ is ） 。
  8. 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 %

    採用顯微注射法將這種重組基因轉化1細胞期的金魚受精卵，實驗結果如下： （ 1 ）顯微注射后，根據胚胎發育分期，胚胎在顯微注射后36小時開始能在紫外燈下觀察到熒光，原腸期發熒光的胚胎比例為25 ，後期發育熒光率逐漸下降，肌肉效應期后又相對穩定。
  9. Part 1 : the culture and identification of es - d3 cells and the study of the efficiency of eb formation from es cells when grown on mef feeder layer in es culture medium or cultured in es culture medium supplemented with lif 1000u / ml, es - d3 cells being used in our experiments formed normal clones, expressed akp and kept their normal karyotype over many passages. the in vitro and in vivo differentiation experiments showed that es - d3 cells could differentiate into variety of cell types derived from three primary germ layers

    結果顯示： eso3細胞在小鼠胚胎成纖維細胞上和或含白血病抑制因於億f ）的es細胞培養液中形成典型的胚胎幹細胞克隆，堿性磷酸酶染色結果為強陽性，具有正常二倍體核型以及具有在體內外分化為三個胚層來源的組織細胞的潛能，而且具有形成種系嵌合動物的能力。
  10. Abstract : the early embryo developmental block is a common phenomenon in mammal when embryos are cultured in vitro. many studies of phosphorus, glucose, hypoxanthine and cytoplasmic factors on early embryo developmental block carried out by different methods such as morphology, biochemistry, molecular biology and micromanipulation have been reviewed. the merit and shortcoming were analyzed and the necessity of using simple or components limited media overcoming early embryo developmental block were also reviewed. media that have been shown effective in overcoming early embryo developmental block in mouse, rat, hamster, rabbit, pig, sheep, cattle and monkey were listed

    摘要哺乳動物胚胎在體外培養中普遍存在早期發育阻滯的現象.對此，人們用形態學、生物化學、分子生物學、顯微操作等手段開展了磷酸、葡萄糖、次黃嘌呤和細胞質因素對早期胚胎發育阻滯的影響的研究.本文綜合分析了共培養系統的優缺點.說明了採用完全成分已知的培養液對進行有關研究的必要性.列出了有效運用於克服小鼠、大鼠、倉鼠、兔、豬、羊、牛、猴等動物早期胚胎阻滯的成分已知的培養液的名稱。
  11. Mesenchyme - - embryonic c. t. with multipotential cells. the stellate cells are beginning to form fibers. sometimes cells are more spindle shaped. ground substance material is watery and invisible

    間充質- - -胚胎時期結締組織，含有多種分化潛能的細胞這種星形細胞可合成纖維。有時細胞成梭形。基質成分呈水樣不可見。
  12. The effects of selenium on growth and differentiation of cul - tured neuron from rat embryo midbrain

    硒對大鼠胚胎神經細胞增殖和分化的影響
  13. Almost one - third of all proteases can be classified as serine proteases, including complement subcomponent clr / cls, mannose - associated serine proteases ( masps ), ovochymase, spermadhesin, type ii transmembrane serine proteases ( ttsps ) etc. these proteins are involved in diverse biological processes, including developmental processes such as complement activation, ovulation, fertilization, tissue remodeling, cellular migration, cancer invasion and metastasis, intestinal digestion, embryogenesis, or organogenesis

    絲氨酸蛋白酶（ serineprotease ）是機體最重要的酶分子之一，約占機體蛋白酶的三分之一，我們較熟知的絲氨酸蛋白酶就包括補體組分c1r c1s 、甘露糖結合絲氨酸蛋白酶、 ovochymase 、 spermadhesin和型跨膜絲氨酸蛋白酶等，它們參與了補體活化、排卵、授精、組織重建、細胞遷移、腫瘤浸潤和轉移、消化、胚胎發育、器官形成等多項生理功能。
  14. The methods of classical classification, integrating the study on seed morphology and leave epidemics morphology, along with phytomorphology, phytotomy, phytoembryology, palynology, phytocytotaxonomy, phytochemistry and molecular systcmatics, were used to revise and complete the former taxonomic system

    以經典植物分類學方法為基礎，結合種子形態學和葉表皮形態學的實驗研究，參考植物形態學、植物解剖學、植物胚胎學、孢粉學、植物細胞分類學、植物化學和分子系統學等方面的資料，對前人的五味子屬分類系統進行修訂和補充。
  15. Based on the studies of specimens, taxonomic revision of the genus kadsura jussieu has been finished with special reference to seed morphology. other information from phytomorphology, phytotomy, phytoembryology, phytocytotaxonomy, molecular systematics and phytochemistry etc. has also been considered during the revision. more than 1, 100 specimens from 11 herbaria worldwide have been examined

    本文主要根據對世界范圍南五味子屬kadsurajussieu植物標本的研究，結合種子形態方面的實驗數據，參考植物形態學、植物解剖學、植物胚胎學、孢粉學、植物細胞分類學、分子系統學和植物化學等方面的資料，對世界性南五味子屬植物作出全面的分類學修訂。
  16. Using the hprt gene as a positive control, our result suggested that both the testis tissue and the male embryos from which sry transcription can be detected failed to yield any positive results of xist. female embryos at the pronucleus stage and 2 - cell failed to produce any positive result of sry and xist too. while since the 4 - cells period, xist is constantly transcribed until blastocyst stages

    然後利用實驗一確定的pcr條件，以hprt為陽性對照，用巢式rt - pcr對小鼠早期胚胎進行xist基因的轉錄分析，結果發現，轉錄sry基因的睪丸組織以及雄性胚胎，從受精卵發育到囊胚的過程中，基本上不轉錄xist基因；不轉錄sry基因的雌性卵母細胞和雌性胚胎，從出現原核開始，到發育至2 -細胞期的過程中， xist基因一直不轉錄，但是，從4 -細胞期開始，一直到孵化前囊胚階段，雌性胚胎都轉錄xist基因。
  17. In addition, insulin - ir cell, chromogranin - a - ir cell, testosterone - ir cell and epithelial membrane antigen - ir cell were not detected in the digestive tract of alligator sinensis embryos. the kinds and the numbers of endocrine cells in the digestive tract and glands were less at early prenatal stages but increased greatly in the midterm of development. in the digestive tract of last prenatal stages, it was stomach that had the most endocrine cells and might play the most important role in regulating the growth and differentiation of the digestive tract, the duodenum was in the second place

    縱觀揚子鱷胚胎消化道和消化腺內分泌細胞發生的情況，可得出如下結論： ）胚胎發育早期，胰腺內分泌細胞的數量和種類較多，可能是早期胚胎重要的內分泌調控部位；胚胎中期消化道和消化腺內分泌細胞的數量和種類增加最多，是內分泌細胞分化發育的重要時期：胚胎晚期，以胰腺和幽門、十二指腸的內分泌細胞最密集，為孵出后的消化和吸收的功能調控做好生理準備。
  18. The endocrine cells in the digestive and glands of alligator sinensis embryos aged from 8th to 55th day were localized and compared by using immunohistochemical method with thirteen kinds of antiseras of hormone. during the development of pancreas in alligator sinensis embryos, somatostatin ( ss ) immunoreactive ( ir ) cells, 5 - hydroxytryptamine ( 5 - ht ) - ir cells, glucagon ( glu ) - ir cells, epidermal growth factor ( egf ) - ir cells appeared on 18th day. no p53 protein - ir cell, gastrin - ir cell, testosterone - ir cell, chromogranin a - ir cell, vasoactive intestinal polypeptide - ir cell, epithelial membrane antigen - ir cell or insulin - ir cell was found in the pancreas of alligator sinensis embryos

    本實驗採用免疫組織化學技術，應用13種不同的抗血清，對孵育時間8 ? 55天揚子鱷胚胎消化道及消化腺內分泌細胞的種類進行鑒別、定位和比較，結果如下：揚子鱷胚胎胰腺中，生長抑素、 5 ?羥色胺、胰高血糖素、表皮生長因子、胰多肽免疫反應陽性細胞出現于第8天； p物質免疫陽性細胞出現于第18天； p53 、胃泌素、睪酮、嗜鉻素a 、血管活性腸肽、上皮膜骯原、胰島素免疫陽性細胞在各期揚子鱷胚胎胰腺中均未發現。
  19. Many studies on endocrine cells in digestive system of mammal and human beings embryos had been carried out but few on lower vertebral animals

    有關哺乳動物包括人的胚胎消化系統內分泌細胞研究較多，但低等脊椎動物胚胎消化道內分泌細胞研究資料缺乏。
  20. The brine shrimp he was prepared and purified by 67 % ammonium sulfate precipitation, deae - sepharose fast flow ion - exchange chromatography, and sephacryl column gel - filtration, and its biochemical and enzymological properties were identified in this study. it was found that the deduced molecular weight of he in sds - page is about 98. 5 kda, and its proteolytic activity was optimized at ph of 7. 5 - 8. 5 and at temperature of 40, respectively

    我們利用67硫酸銨沉澱、 deae - sepharosefastflow陰離子交換柱層析和sephacryl凝膠過濾柱層析，並以酪蛋白為其蛋白酶水解活性的檢測底物、以卵膜為其卵殼裂解活性的特異性底物，從鹵蟲胚胎孵化液中分離純化出了鹵蟲的孵化酶分子，其在sds - page電泳中的分子量約為98 . 5kda 。
分享友人
分享到 Line

分享到臉書