精細胞核 的英文怎麼說
中文拼音 [jīngxìbāohé]
精細胞核
英文
spermatid nucleus- 精 : Ⅰ形容詞1 (經過提煉或挑選的) refined; picked; choice 2 (完美;最好) perfect; excellent 3 (細)...
- 細 : 形容詞1 (條狀物橫剖面小) thin; slender 2 (顆粒小) in small particles; fine 3 (音量小) thin ...
- 胞 : Ⅰ名詞1 (胞衣) afterbirth2 (同一個國家或民族的人) fellow countryman; compatriot Ⅱ形容詞(同胞...
- 核 : 核構詞成分。
- 細胞核 : nucleus; caryon; cyteblast; cell nucleus
- 細胞 : cell; sytes; bioplast; cella; [口語] gene; [生物學] cellule; cellule cellulli cellulo ; cello ; k...
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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。Following with the condensing of chromatin, nucle us gradually elongates and spires. a large number of vesicles turn into glycogen granules behind mitochondria. the mature typical sperm of cipangopaludina chinensis, having monoflagella, consists of a spiral head with only one spiral buddle conformed of nucleus, a spiral middle piece with four s
中國圓田螺成熟典型精子單鞭毛,由頭、中、尾三段構成:頭段螺旋狀,旋束由細胞核構成,僅單股;中段也呈螺旋狀,旋束由線粒體構成,共四股;尾段非螺旋狀,主要由糖原顆粒構成。The process that led to dolly began with the transfer of the nucleus of an adult cell to an unfertilized egg taken from a donor animal by a process known as cell fusion
多利誕生的過程是這樣開始的:通過一個叫細胞合成的過程,把一個成體細胞核移植到一個取自供體動物的未受精的卵子上。Germinal vesicle ( gv ) transfer is a technique developed in recent years, which may be a valuable research procedure to study cell cycle regulation and characterize the cytoplasmic - nuclear interplay during maturation and fertilization of oocytes
生發泡( gv )移植是最近幾年才建立起來的一種技術。通過gv移植可以研究細胞周期調控、成熟及受精時細胞核與細胞質之間的相互作用。Cells take diverse shapes. these are epithelial cords of block - like cells. as always, nucleoli and nuclear heterochromatin stain darkly with hematoxylin
不同形態的細胞。這些是立方細胞排列成的上皮索狀結構。總之,核仁與細胞核中的異染色質被蘇木精染成深色。Different from mammals, the early embryos of fish can not be preserved for the long period at the very low temperature ( - 196 ). therefore, three methods were usually applied to cryogenic preservation of the fine and rare species of fish : 1 ) perserving fish spermatozoon in cryogenic condition. researchers have had systematically studied on this technique for many years, and this technique has been utilized in application and made a lot of effects ; 2 ) combining with the techniques of cell engineering ( nuclear transplantation and electric fusion etc. ), and through the process of culturing histiocyte of fish, cryopreservation and re - culture after thawing, carrying out somatic cell breeding of fish. the past studies showed that the nucleolus of somatic cells of fish have totipotency
多年來,國內外學者對各種魚類精液的冷凍保存進行了大量的系統研究,目前這項技術已達到實用水平,並日益發揮作用;二是對魚類培養的組織細胞冷凍保存,通過魚類細胞的培養、超低溫凍存、解凍后再培養過程,結合細胞工程技術(如核移植、電融合等)進行體細胞育種;大量的研究結果表明魚類體細胞核具有發育的全能性,隨著細胞培養技術、細胞工程技術日益發展成熟,完全具備實現魚類物種種質長期保存的理論基礎和技術條件。However, kit protein doesn " t exist in oogenesis after birth. there are also c - myc positive protein granules in the spermatomeres from metaphase i to telophase ii, in the spermatozoa and in the secretory cells of the spermatheca. c - myc protein expresses not in the normal follicles, but in the follicular cells of the apoptotic ones
Myc在處于減數分裂的中期至末期的精母細胞的細胞質或細胞核內呈陽性表達,在減數分裂后形成的精細胞和受精囊囊壁的上皮細胞的細胞質內也有陽性表達:但在出生后的卵子正常發生過程中無陽性表達,然而在凋亡卵泡的濾泡細胞的細胞質內有陽性表達。The nuclei are ooid or round with finely reticular chromatin and rare punctate nucleoli. the cytoplasm is pale eosinophilic or clear
細胞核呈圓形或卵圓形,染色質為精細的網路狀,稀疏的斑點狀核仁。胞漿蒼白色或透明,嗜酸性染色。Zygotic genome activation ( zga ) is a nuclear reprogramming event that transforms the genome from transcriptional quiescence at fertilization to robust transcriptional activity shortly thereafter
合子基因組激活( zga )是一個細胞核重編程事件,使基因組從受精時的轉錄靜止轉變為立即的活躍轉錄。Portunus, trituberculatus the spermatogonium exist in two different forms, the second form comes from the first one. during spermatogenesis, chromatins condense at different level. the nucleus changes into homogeneous since middle spermatid stage, and the nucleus extends into the radial arm
三疣梭子蟹在生精細胞階段,染色質不同程度的濃縮凝集;在精細胞階段,核質呈均質狀,形成薄壁的圓球形核杯,部分核質延伸入輻射臂內。The typical sperm of cipangopaludina chinensis, having spiral nucleus, long and spiral mitochondrion and a large number of glycogen granules, belongs to the modified sperm
中國圓田螺典型精子是一種修飾型精子,含有螺旋狀的細胞核,拉長並螺旋的線粒體和大量的糖原顆粒物質。A human egg, with its nucleus swapped for that of a patient ' s skin cell, can behave as if it has just been fertilised by a sperm and grow into a blastocyst
如果將一個人類卵細胞的細胞核換成病人的表皮細胞,它就能像剛經過精子受精一樣發育並成長為胚泡。Nucleoli do not emerge in this process. the number of the organelles increase until secondary spermatocyte stage. mitochondria accumulate together, merging together with lysosomes and golgi bodies at the early spermatid stage, and finally the lamellar structure is formed, which forms the acrosome at last
在精子發生過程中,線粒體、內質網和核糖體逐漸增多,其中線粒體數目在次級精母細胞階段達到頂峰,並形成線粒體區,精細胞早期核內出現膜性泡結構,同時次級溶酶體與高爾基體大量存在,這些細胞器共同形成片層復合體,並參與頂體的形成。Mitochondria and ribosomes are hard to see, and the ribosome are found to adhere on the surface of endoplasmic reticulum ; golgi body and lysosome do not exist, membranous ring emerges at the secondary spermatocyte stage. the organelles change into pre - acrosome vesicles at middle spermatid stage, and finally pre - acrosome forms acrosome. 2
浙江華溪蟹在生精細胞階段,染色質形態相似,呈不同程度凝集狀,核仁在精原細胞期出現;精細胞階段,染色質分化成纖絲狀和緻密塊狀,部分核質延伸入輻射臂內,整個核呈淺杯狀。Inductive effects of six herbicides : acetochlor, saturn, nc - 302d ( + ), frifluralin, sofit and 2 - ethyl - 4chloro sodium hydration, on micronuclei ( mcn ) and other nuclear anomalies ( ona ) in erythrocytes of loach were studied
研究了乙草胺、殺草丹、精禾草克、氟樂靈、掃?特, 2 -甲- 4氯鈉水劑等6種除草劑對泥鰍紅細胞核的誘變效應。Exopalarmon carinicanda there are two kinds of spermatogenium in this species, the second kind spermatogenium come from the first one. chromatins condense in each stage at different level. the nucleus changes into two forms : fibrous nuclear and vesicular nuclear
在生精細胞階段核內染色質有不同程度的凝集,在成熟精子中核質分化成泡狀核和絲狀核,整個精子發生過程無核仁發現。Significance of hyperthermic treatment on apoptosis and proliferating cell nuclear antigen expression in rat germ cell
陰囊升溫對大鼠睪丸生精細胞凋亡及增殖細胞核抗原表達的影響When a pollen grain germinates, a pollen tube pushes its way out through an aperture in the pollen grain wall, and the nuclei migrate into the tube
生殖細胞核分裂,形成兩個僅由細胞核和細胞質構成的精子,其中一個將與卵受精,另一個則與極核融合形成胚乳核。The head of spermatozoa contains a nucleus but no acrosome. the nuclear fossa developes well. during the process of spermtogenesis, within the nucleus the chromatin condenses step by step into wads, among which are loose chromatin fibers
成熟精子頭部無頂體,主要為核占據,精子形成過程中,細胞核中的染色質濃縮成緻密的團塊狀,團塊狀的染色質之間分佈著鬆散的纖維狀染色質。At the beginning, the cytoplasm is evently distributed, then it is polar - distribution and at last it only remains between the apical cap and the sperm nucleus. during the period of spermatogonium, chromatin in the nucleus is in the shape of conglomeration and the nucleus is big ( i. e. the proportion of the nucleus to cytoplasm is bigger than spermatocyte ). at the stage of primary spermatocyte, chromatin accumulates to sc complexity. the nucleus of the mature sperm takes the shape of a plate and filmentous chromatins exist freely in uncondensed nucleus
精子發生過程中,細胞器由少到多,到最後解體;細胞質從均勻分佈,到精細胞期極性分佈,最後殘留于成熟精子的頂帽和精核之間;細胞核在精原細胞期,染色質異固縮,胞核大,即核質比大於后續的精母細胞;在初級精母細胞中,染色質凝聚為sc復合體,到成熟精子,精核呈碟狀,染色質呈絲狀游離于非濃縮的核中。分享友人