胚期 的英文怎麼說

中文拼音 [pēiqī]
胚期 英文
embryonic stage
  • 胚 : 名詞[生物學] （初期發育的生物體） embryo
  • 期 : 期名詞[書面語]1. （一周年） a full year; anniversary 2. （一整月） a full month
  1. For long-term tissue cultures of domestic carrot the only requirement for adventive embryogeny was addition of an auxin.

    栽培的胡羅卜進行長期組織培養時，對不定胚發生的唯一要求是加進植物生長素。
  2. In some cell lines there is a similar periodicity in changes of cell surface antigenicity or response to wheat germ agglutinin.

    在某些細胞系中，細胞表面抗原性或對表胚凝集素的反應方面有相近似的周期性變化。
  3. Impressive metabolic alternations have been undergone during embryogenesis.

    在胚胎發生期間經歷了深刻的代謝變化。
  4. In peas there is an initial deposition of materials in the endosperm following anthesis.

    豌豆中緊隨開花期之後胚乳開始有物質積累。
  5. The researchers used fast neutrons to irradiate mouse embryos between the blastocyst stage and the beginning of somite formation.

    研究人員用快中子照射在胚泡期和體節形成開始之間的小鼠胚胎。
  6. The effect of blastomere damage rate on the clinical outcome in frozen - thawed embryo transfer cycles

    卵裂球受損對凍融胚胎移植周期臨床結局的影響
  7. Abstract : embryos at different developmental stages are obtained by transplanting ? xenopus laevis blastomere unclei to ? bufo raddei unfertilized eggs

    文摘:將非洲爪蟾胚胎細胞核移入花背蟾蜍成熟未受精卵后，得到了發育至各期的胚胎。
  8. 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

    摘要從哺乳動物早期胚胎體外培養發育阻斷機理和早期胚胎的體內環境入手，闡述了胚胎體外培養各細胞階段胚胎對營養物質的需求，尋求合理的體外培養條件和方法，以便提高體外胚胎早期的囊胚發育率。
  9. Purpose embryonic stem cells ( escs ) which are from the inner cell mass ( icm ) of preimplantation blastula are pluripotent. neurons are considered as terminally differentiated cells that can not divide nor proliferate after injury

    目的胚胎幹細胞（ embryonicstemcells ， escs ）來源於著床前胚胎的囊胚期內細胞團（ innercellmass ， icm ） ，具有發育全能性。
  10. 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小時30分受精卵開始第一次分裂； 2小時10分進入4胞期； 2小時20分進入8胞期： 3小時12分進入32胞期，細胞出現分層現象； 4小時05分進入多細胞期； 5小時進入高囊胚期； 6小時50分進入低囊胚期。
  11. 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。
  12. Using m199 containing 20 % calf bovine serum and 11 % dmso as the diluent and by the methods using in cryopreservation of embryo cells of misgurnus auguillicaudatus, two groups of cells derived from blastula of grass carp were preserved in liquid nitrogen at - 196. after 6 days cryopreservation, one group of cells were thrawed and the percentage of viable cell was about 72 % ; the other, cryopreserved for 13 days, was 52

    以細胞培養液m199 （含20 %的小牛血清）為稀釋液， dmso的濃度為11 % ;與泥鰍胚胎細胞冷凍保存方法一樣，採取先慢后快的方式，冷凍保存兩組草魚囊胚晚期細胞於一1 %的液氮中。第一組冷凍保存6天後解凍，成活率為72 % ，第二組冷凍保存13天後解凍，成活率為520 / 0 。
  13. G - banding the gtg banding ( g - banding ) was carried out by the standard trypsin method with slight modification, which works well for protochordate because a good number of reproducible g - bands are consistently obtained from the embryonic cells of late blastulae and early gastrulae of amphioxus b. belcheri tsingtauense

    G帶型用稍作修改的標準的胰酶顯帶技術，進行gtg帶紋的顯示，它們能較好地顯示頭索動物青島文昌魚的晚期囊胚和早期原腸胚的中期染色體的g帶，並且重復性好。
  14. 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。
  15. The protein nucleic acid complexes were identified by autoradiography for 48 h. the psg5heo and igfbp - 6 promoter pcat vectors were transfected into cos - 7 cells with iipofectamin2000 ; these cos - 7 cells where treated with 1 jxm e2, with lonm tcdd and with both lonm tcdd and 1 jxm e2, individually ; the cat protein was examined by cat - els a. results : the congenital skeletal defects in fetal rats were induced with 10 - 15ug / kg tcdd or with 100 - 140 mg / kg ra with dosage - dependence effect. the igfbp - 6 mrna in rat calvaria tissue and mc - 3t3 - el cells were increased with tcdd and ( or ) ra, whereas the cell proliferation and igf - 2 mrna in mc - 3t3 - el cells was decreased in the status of e2

    結果: tcdd在大鼠胚胎發育時期具有骨骼致畸作用，骨骼發育畸形包括:內翻足、脊柱裂、顱面骨發育缺陷、無尾畸形等;隨著tcdd濃度的升高（ 10一15林擴kg ） ，致畸率明顯上升（ 14 . 7 %一24 . 6 % ） ; tcdd和ra聯合用藥可以增強對大鼠骨骼發育的致畸效應; e :對成骨細胞內igf一2基因有正性調節作用，對igfbp一6基因有負性調節作用， tcdd可以抑制e :對細胞內xgf一2和igfbp一6的調節作用。
  16. Northern blot analysis shows that a 3. 2 kb transcript specific for znf323 was expressed at high levels in the lung, liver, and kidney, while weakly expressed in intestine, brain, muscle, cholecyst, heart, and pancreas

    Northernbolt分析表明znf323基因在人類早期胚胎不同時期（ 18 25周）表達水平不同，在肺，腎和肝臟的表達水平較強，其它組織表達較弱。
  17. The development process, from fertilized egg to spiracular formation can be divided into 26 stages, took 212. 94 hours under the water temperature of ( 20 0. 5 ) and 170. 95 hours under the natural temperature ( 21. 5 24 ). the external morphological characteristics in various stages of the embryonic development were similar to those of rana nigromaculata, but the hatching stage was later than that of rana nigromaculata and earlier than that of rana limnocharis

    自受精卵期至鰓蓋完成期共分為26個時期，其發育歷程及各時期胚胎外形特徵與黑斑蛙基本相似，但孵化期比黑斑蛙推遲三個胚期而早於澤蛙，在水溫（ 20 0 . 5 ）及常溫（ 21 . 5 24 ）條件下，其胚胎發育的全時程分別為212 . 94小時和170 . 95小時。
  18. 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

    兩種重構胚的融合率之間沒有顯著差異（ p 0 . 05 ） ， c57bl 6j重構胚的卵裂率（ 60 . 5 ）明顯高於昆明白小鼠（ 33 . 7 ） ，但是前者只發育到4細胞期，而後者可以發育到桑椹期和囊胚期（ 2 . 3 ） 。
  19. In a similar experiment, however, we succeeded in prompting human eggs ? on their own, with no sperm to fertilize them ? to develop parthenogenetically into blastocysts

    但在另一個類似的實驗，我們卻能讓卵子在未經受精作用下，成功以孤雌生殖的方式發育到囊胚期。
  20. Es cells are the cells derived from the inner cells mass ( icm ). they are capable of differentiating in vitro into multiple cells types under the stimulation of right signals

    Es細胞來源於著床前囊胚期內細胞團（ innercellmass ， icm ） ，具有發育全能性。
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