胚環 的英文怎麼說

中文拼音 [pēihuán]
胚環 英文
germ ring
  • : 名詞[生物學] (初期發育的生物體) embryo
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  1. As we all know, bilateral symmetry, three - layer embryo, metamerism and having a relatively developed head are the common characteristics of the arthropoda and annelida, so it is believed that arthropod originated from annelid

    由於節肢動物具備節動物兩側對稱、三層、身體分節、頭部較發達等特徵,所以一般認為節肢動物起源於節動物或類似節動物的祖先。
  2. Embryo implantation is the key period of reproduction, which includes blastocyst recognition, apposition, attachment, local extracelluar matrix ( ecm ) hydrolysis and embryo invasion

    胎植入是指泡附著並侵入子宮內膜的過程,是生殖的關鍵節。
  3. 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胎體外培養發育阻斷機理和早期胎的體內境入手,闡述了胎體外培養各細胞階段胎對營養物質的需求,尋求合理的體外培養條件和方法,以便提高體外胎早期的囊發育率。
  4. Materials and methods the mouse, golden hamster and human sperm were incubated with endotoxin in different concentration for different time to get capacitation, respectively, and ar was induced by progesterone after capacitation, then the rates of capacitation and ar were detected by chlortetracycline ( ctc ) and hoechst 33258 fluorescent staining method. the medium was with endotoxin in different concentration in sperm - oocyte fusion step during ivf, then the fertilization rate was observed. the 1 - cell, 2 - cell and zona - free 2 - cell mouse embryos were incubated in the medium with endotoxin, then the rate of blastocysts was recorded

    方法取小鼠精子10份、金黃地鼠精子6份、人新鮮精液標本10份及人冷凍精液標本9份,分別與不同濃度內毒素共孵育進行體外獲能和孕酮誘導的頂體反應,應用金黴素和dna結合的熒光染料hoechest33258雙重熒光染色法檢測精子的獲能率和頂體反應率;小鼠體外受精實驗的精卵結合節培養液中加入不同濃度的內毒素,觀察受精情況並記錄受精率;取小鼠1 -細胞胎、 2 -細胞胎和去卵透明帶2 -細胞胎,與不同濃度內毒素共孵育進行體外培養,觀察體外發育情況並記錄囊率。
  5. The origin and evolution of land plants was an important event in the history of earth life and has affected all other lives on the earth and global environment. during the past two decade, the new discoveries of fossil plants microfossils and megafossils from the mid - ordovician through all silurian to the lower devonian improved knowledge of the origin of land plants, provided a time framework of the basal groups for the land plants and the early evolution diversity of vascular plants. three new plant based epochs have been recognized. on the other hand, molecular sequence studies have provided insights into the phylogeny and early branches of land plants. a phylogenetic tree has been established by the joint of a study of comparative morphology and gene sequences. this paper summarizes recent advances and new knowledges, comments on the phylogenetic studies based on the cladistic analysis

    陸生植物的起源和演化是地球生命中的重大事件,它影響到地球上所有的其他生命和全球境。在過去的20年中,從中奧陶世歷經整個志留紀至早泥盆世的巖層中,化石植物微化石和大化石的新發現改變了人們對陸生植物起源的認識,並且為陸生植物和維管植物早期演化分異提供了基部類群分化的時間框架。據此人們識別出地史中的3個陸生植物的時代:始植物時代始維管植物時代和真維管植物時代。
  6. Just because he has pink hair, lots of earrings, and wears a dog collar doesn ' t mean he ' s a bad guy. you can ' t paint everyone with the same brush

    他只不過有粉紅色的頭發、掛很多耳,而且戴狗圈,這不表示他是個壞子。你不可以一竿子打翻一船人。
  7. In case 6, the heart looks " inverted " compared to normal ( figure 8 ). this phenomenon is called dextrocardia, and it results from a looping anomaly during embryologic development

    病例6中的心臟與正常相比看上去就像「反轉」了一樣(圖8 ) ,這稱作右位心,是由於胎發育過程中的心臟成異常導致。
  8. The fertil ized egg entered the early gastrula stage in 11h45min, the germ ring appeared, and the oil globules diffused in the plant hemisphere in this stage

    11小時45分囊開始下包,胚環出現,油球出現重新擴散的現象。
  9. The present paper presents the chain recurrent set with the expansive homeomorphism and shadowing properties and this connection for the mistake in literature [ 1 ] and its proof

    摘要給出具有跟蹤性可擴同的鏈回歸集的幾個性質,指出以往文獻中證明鏈回歸集無性時的錯誤之處,並給出嚴格的證明。
  10. Abstract : the present paper presents the chain recurrent set with the expansive homeomorphism and shadowing properties and this connection for the mistake in literature 1 and its proof

    文摘:給出具有跟蹤性可擴同的鏈回歸集的幾個性質,指出以往文獻中證明鏈回歸集無性時的錯誤之處,並給出嚴格的證明
  11. Objective the present study was to investigate the effects of endotoxin on capacitation and acrosome reaction ( ar ) of mouse, golden hamster and human sperm, on the sperm - oocyte fusion in mouse, and on the development of 1 - cell, 2 - cell and zona - free 2 - cell mouse embryos in vitro. the purpose was to definite the committed step and the mechanism during in vitro fertilization ( ivf ) on which endotoxin affected, and to distinguish the sensitivities to endotoxin of three developmental systems of mouse embryos. all these data would provide the reference to clinical and laboratory quality control

    目的研究內毒素對小鼠、金黃地鼠及人精子的體外獲能和頂體反應、小鼠精卵結合及小鼠1 -細胞、 2 -細胞和去卵透明帶2 -細胞胎體外發育的影響,探討內毒素影響體外受精結局的節及可能的機制,確定三個體外培養系統對內毒素的敏感性,以期為臨床和實驗室質量控制提供參考。
  12. Quality of oil determined by the constituents and proportion of fatly acid components, and the understanding of heredity of fatty acid components is of importance to breeding for good quality soybean varieties

    摘要利用5個大豆品種配製20個雜交組合,採用廣義種子遺傳模型分析了大豆脂肪酸組分的、細胞質和母體植株等3套遺傳體系的基因主效應和基因型境效應。
  13. Gonadal development and fecundity are affected by certain essential dietary nutrients, especially essential amino acids, essential fatty acids, and vitamins etc. thus, during the last two decades, more attention has been paid to the optimal level of different nutrients in broodstock diets. it is well known that protein is a kind of indispensable nutrient because of its important physiological function on body structure and supplying energy to the growth and development of shrimp and crab. protein and amino acids of broodstock diet have been identified as major dietary factors that determine successful reproduction and survival of offspring

    而這些問題的解決則要求對中華絨螯蟹生殖過程中的攝食和消化生理機制,親體性成熟期對各種必需營養素(如必需氨基酸、必需脂肪酸和維生素等)的需求,卵細胞發生過程中營養物質的合成、轉運及貯存規律,以及在受精卵、胎和后續以內源性營養為主的?狀幼體發育階段對卵黃磷蛋白的消耗和利用模式等節進行較為深入的研究,在全面系統地了解中華絨螯蟹的生殖營養生理的基礎上,探討親體生殖營養對卵質、孵化及后續幼體生長發育的影響。
  14. The results showed that the gonadal development in postembryonic period of rana chensinensis was well - balanced, and the environment of guangdong is adapted to the gonadal development

    結果表明,南移后的中國林蛙胎後期的性腺發育基本正常,境的變化並未對其產生不良影響。
  15. Vitamin e : fat - soluble organic compound found principally in certain plant oils and leaves of green vegetables

    維生素e : (亦稱生育酚) : 2個和26 29碳原子的一種脂溶性化合物,主要存在於一些植物油中,麥油含量尤其豐富。
  16. Because of the susceptible and vulnerable nature of the fetus, dr. pronczuk says it is important that prospective fathers, as well as mothers, try to protect themselves from environmental risks

    由於胎易受影響和脆弱的天性, p博士說,準父母親應該盡力保護自己免受境危害
  17. Roughout of stone ring

  18. Firstly, the first eight singular point quantities are computed and conditions for infinity to be a center are deduced as well, then a system that bifurcates eight limit cycles in the neighborhood of infinity are constructed

    首先通過同變換將系統無窮遠點轉化成原點,然後求出該原點的前8奇點量,從而導出無窮遠點成為中心和最高階細焦點的條件,在此基礎上給出了五次多項式系統在無窮遠點分支出8個極限的實例。
  19. Further strengthen the techno - innovation and industrialization in the five categories of industries i. e. biomedicine ( preventive, therapeutic and diagnostic bio products ), modern bio - agriculture ( animal embryo transplantation, cultivation of tcm herbs, edible fungi, bio diesel oil and fuel ethanol ), bio - medical engineering materials and products, environmental bioengineering and food biotech so as to achieve substantial progress in development of bio industry base centered with chengdu

    繼續強化生物醫藥(預防生物製品、治療類生物製品、診斷類生物製品) 、現代生物農業(動物胎移植、中藥材種植、食用菌、生物柴油、燃料乙醇) 、生物醫學工程材料及製品、境生物工程、食品生物技術等五大門類的技術創新和產業化,在以成都為核心的生物產業基地建設上取得實質進展。
  20. Embryonic storm cells will never be able to develop further under prevailing unfavourable climatological conditions and this is why the south atlantic and the eastern south pacific are devoid of tropical cyclones

    在南太平洋東部及南大西洋,因長期受到不利的氣候境支配,風暴的初始胎受先天限制,無從發展,熱帶氣旋亦因而絕跡。
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