精母細胞的 的英文怎麼說
中文拼音 [jīngmǔxìbāode]
精母細胞的
英文
spermatocytal- 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)...
- 母 : Ⅰ名詞1 (母親) mother 2 (泛指女性長輩) one s elderly female relatives 3 (配套的兩件東西里的凹...
- 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...
- 的 : 4次方是 The fourth power of 2 is direction
- 細胞 : cell; sytes; bioplast; cella; [口語] gene; [生物學] cellule; cellule cellulli cellulo ; cello ; k...
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In the present paper, some investigations on loxoblemmus doenitzi ( gryllidae ) are reported. in order to discover the meiosis of spermatomeres and spermiogenesis, slice - pressing method and improved phenol - fuchsin dyeing method are used. in the course of meiosis, primary spermatocytes directly enter metaphase ii, not through telophase i and prophase ii
本論文以直翅目、螽斯亞目、蟋蟀總科、蟋蟀科的多伊棺頭蟋( loxoblemmusdoenitzi )為材料,採用壓片法-改良苯酚品紅染色,研究了精子發生過程中的減數分裂階段和精子形成,發現初級精母細胞第一次減數分裂后不經過末期和前期直接進入中期。In order to study the regulatory mechanism in gametogenesis of loxoblemmus doenitzi, the special expression of c - kit and c - myc is investigated by immunohistochemical method. the results show that there are kit positive protein granules on the cellular membrane of spermatomeres from metaphase i to anaphase ii, and in the head of mature spermatozoa not only in the testis but also in the spermatheca
結果表明, kit在多伊棺頭蟋精子發生中期至後期的精母細胞膜上有陽性顆粒,在精巢和受精囊內精子頭部殘留的細胞質內也有陽性表達;但在出生后卵子發生過程中,發育中的卵母細胞上無陽性表達。During male gametogenesis, the spermatogonia became primary spermatozoa through mitosis, and then became fourth equivalent cytoplasm, round sperm through meiosis. after maturation, they participated in embryo development with the mature oocyte through fertilization. but in female gametogenesis, the primary oocyte formed a matured egg and 1 ~ 3 polar bodies ( pb )
雄性動物精子發生過程中精原細胞最後一次有絲分裂形成二倍體精母細胞后,經過兩次減數分裂形成了四個含等量細胞質、圓形的精子細胞,最終發育成四個具有正常生理功能的精子,與成熟卵母細胞受精后參與胚胎發育。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。Except the incomplete maturation of spermatid nuclear and oocyte activation, idendification of a live spermatid is a pivotal procedure. it is difficult to distinguish round spermatids from other round cells such as spermatocytes, monocytes, polymorphonuclear leukocytes and so on
除精子細胞的核蛋白不完全成熟及卵子激活不足等因素外,如何正確選擇存活精子細胞是個難題,如圓形精子細胞與精母細胞、單核細胞和多形核白細胞等其他圓形細胞的區分就比較困難。Oocyte activation with calcium ionophore a23187 and puromycin on human oocytes that fail to fertilize after intracytoplasmic sperm injection
23187聯合嘌呤黴素激活行卵母細胞質內單精子注射后未受精卵母細胞的研究Effects of two kinds of herbicides on chromosome aberration of spermatocytes in mice
兩種除草劑對小鼠精母細胞染色體畸變的影響The phosphorylation of cdc2 tyr15 was increased with the age in germ cells 3. p70s6k was mainly in spermatocyte, sperm cell and sperm
3 . p70s6k主要在精母細胞、精子細胞及精子中有所表達,在不同發育階段細胞內的分佈不同。There was expression of cdc2 in nuclear and plasma of spermatogonia, primal spermatocyte, sperm cell, cdc2 also exists in sperm but is fewer than other cells
Cdcz在精原細胞、初級精母細胞及精子細胞中的胞漿與胞核中均有表達,精子中也有所表達,但相對淡染A variety of biology events occur during spermatogenesis, such as self - renewal of spermatogonia, meiotic division of spermatocyte and the spermiogenesis of spermatid
生精過程中發生了許多生物學的變化,如精原細胞的自我更新,精母細胞的減數分裂和精子細胞的變形。According to the changes of the structure of chromatin and the morphology of cell, the process of the typical spermatogenesis of cipangopaludina chinensis can be divided into five stages : spermatogonium, primary spermatocyte, secondary spermatocyte, spermatid and mature sperm
中國圓田螺典型精子發生時,根據染色質和細胞形態的變化,可將其發生分為以下五個時期:精原細胞、初級精母細胞、次級精母細胞、精細胞和成熟精子。There are five developmental stages in the spermatogenesis, namely are primary spermatogonium, secondary spermatogonium, primary spermatocytes, secondaty spermatocytes and spermatids. the spermatids develop into sperm via the process of spermiogenesis. there exist cell junctions between two spermatids
電子顯微鏡觀察表明:大眼鱖的精子發生和形成過程,經歷了初級精原細胞,次級精原細胞,初級精母細胞,次級精母細胞和精子細胞階段。The results suggested that monocrotophos had not only environmental estrogen effects, but also reproductive toxicity. monocrotophos could destroy the membrane systems of three kinds of pituitary secretary cell, spermatogenous cell and sperm. in three kinds of pituitary secretary cell, nuclear membrane and endoplasmic reticulum showed dilation, and endoplasmic reticulum even exhibited fusion under exposure in high concentration
久效磷對精原細胞的損傷最為嚴重,細胞膜和核膜水腫,高濃度暴露組的細胞膜和核膜溶解,線粒體的崎也有溶解現象;但久效磷對精母細胞和精子細胞的損傷並不明顯,主要表現為膜系統的輕微水腫。The cyst cells enclosing spermatomeres maybe synthesize a kind of scf - like protein, which can recognize specially the c - kit receptor on the cellular membrane of spermatomeres. then c - kit is activated, dimerizing and autophosphorylating. at the same time, the tyrosine kinase domain of c - kit is activized, which phosphorylates the proteins that have sh2 domain
精母細胞周圍的囊細胞可能合成scf樣蛋白,特異地識別精母細胞膜上的c - kit受體,並刺激c - kit發生二聚化、自體磷酸化,激活胞內酪氨酸激酶活性,活化具有「 sh _ 2結構域」的靶蛋白,可能通過一系列信號級聯,最終激活與減數分裂的相關蛋白或基因。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。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。Study on food habits and food consumption of mandarin vole microtus mandarinus in agriculture area on loess plateau in west of henan
棕色田鼠精母細胞中聯會復合體的研究Nucleoli exist from spermatocyte stage to early spermatid stage. in this process, the numbers of ribosomes, mitochondrions and endoplasmic reticulums increase until secondary spermatocyte stage, golgi apparatus emerges at the secondary spermatocyte stage, and then, these organelles change into lamellar complex which finally forms the acrosome
核糖體,線粒體和內質網等細胞器數量逐漸增多,到次級精母細胞階段達到最大,在形成精子的過程中,上述細胞器與高爾基體及膜性泡共同分化或參與形成片層小體,並參與頂體的形成。The testis development stages are determined according to cell ' s morphological characteristics, its size and number and the varying extent of chromatic agglutination. the development of testis may be divided into five stages : ( 1 ) multiplication of spermatogonium ; ( 2 ) growth of spermatocytes ; ( 3 ) maturation of spermatocytes : ( 4 ) initial appearance of spermatozoa ; ( 5 ) complete maturation of spermatozoa ? the reproductive seasons cover from march to april
可根據各期細胞大小、數量多少、核染色質凝聚程度等將精巢的發育時期劃分為精原細胞增殖期、精母細胞生長期、精母細胞成熟期、精子開始出現期、精子完全成熟期共5個時期。The results were as follows : ( l ) the pre - incubation of pmr induced the exocytosis of the cortical granules ( cgs ) in the oocytes and reduced the quantity of the microvillus on the surface of oocytes ; ( 2 ) the matrix of cg might migrate to the surface of plasma membrane of oocytes after pmr pre - treatment. ( 3 ) incubation of zona - free hamster eggs with spermatozoa pretreated with pmr a ntiserum was associated with a dose - dependent significant reduction in the number of spermatozoa binding to the oolemma, compared with a contraband with a dose - dependent reduction of the fertilization rate and the penetration index. the results indicate that mr of human sperm plays an important role in sperm - oocyte fusion and oocyte activation
結果顯示: ( 1 )人精子mr能夠誘發去透明帶金黃地鼠卵母細胞中皮質顆粒的胞吐,並引起卵母細胞膜表面微絨毛形態和數量發生改變; ( 2 )皮質顆粒胞吐后,其內容物可結合到卵膜表面; ( 3 )抗mr抗血清預處理精子可抑制精子與卵子的結合與融合,使受精率、穿透指數和結合指數下降,並均有劑量依賴性。以上結果提示,人精子mr在受精過程中起重要作用,其主要作用可能是介導精-卵膜融合併促進卵母細胞的活化。分享友人