胚性細胞 的英文怎麼說
中文拼音 [pēixìngxìbāo]
胚性細胞
英文
formative cell- 胚 : 名詞[生物學] (初期發育的生物體) embryo
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 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...
- 細胞 : cell; sytes; bioplast; cella; [口語] gene; [生物學] cellule; cellule cellulli cellulo ; cello ; k...
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The results show that the blastomere nuclei of ? xenopus laevis induces the parthenogenesis of unfertilized egg in ? bufo raddei
根據實驗分析認為,非洲爪蟾的胚胎細胞核進入花背蟾蜍成熟卵后,引起的是花背蟾蜍的單性發育。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. lh positive cells were appeared in 18 - day fetuses and rest in the epithelium of bronchioles and the primitive alveoli
Lh陽性細胞最早在胚18日胎肺組織內出現,位於肺內支氣管上皮和原始肺泡壁內。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。Neutrophilic granulocytopenia caused by chemotherapy of cancers including malignant lymphoma, small - cell carcinoma of the lung, embryonic cell tumor ( spermary tumor, ovary tumor ect. ), neuroblastoma and so on
癌癥化療引起的中性粒細胞減少。包括惡性淋巴瘤、小細胞肺癌、胚胎細胞瘤(睪丸腫瘤、卵巢腫瘤等) 、神經母細胞瘤等。Changes in radicle cell ultrastructure of germinated zea mays seeds during desiccation
萌發玉米種子脫水耐性與胚根細胞超微結構的變化The steady dead generation and time that was caused by the isolated virus was certain by chicken embryo which was inoculated on seven or nine days. the histopathological changs of the infectious stunting syndrom were studied by the way of ordinary paraffin section and he dying. the experimental result were as follows : the test proved that the changes of the chicken embryo were different in different stage. the chicken embryo dead in a week after it inoculated. the body was dropsy and hemorrhage. dead before it hatched out, the embyo body were dropsy, pale and slime. the liver was yellow and swolled, gallbladder ( vesica fellea ) was filled with bile. bursa and glandula thymus analosis. the kindey dropsy. bowel lamina were humble, dilatation. gas and yellow foam were filled the bowel. histopathological changes were that, in early stage, obvious changes of liver and kindey were dropsy, hemorrhage and necrosis. two types eosinophilic intranuclear inclusion bodies including large round and little granular were present in cells of the above organs. the obvious changes of bursa were dropsy, adverse folliiculated growth and little lymphocytes proliferating, 19 - 21 days chicken embryo, one or two big empty vacuoles were prensent in cells of liver and kindey. the number of the folliculi was growing, the vacuoles between cells were larger
膽囊充盈、其內充滿稀薄的膽汁;法氏囊、胸腺萎縮,腸道擴張、腸壁菲薄、內充滿氣體及黃色泡沫狀物;腎臟腫大。病理組織學變化方面,早期肝臟、腎臟、腸主要以出血、水腫和壞死為主,且肝細胞核及腎小管的上皮細胞核內均發現有核內包涵體,包涵體呈嗜酸性,為大型圓形包涵體或不規則的顆粒狀;法氏囊則以水腫、濾泡發育不良、小型淋巴細胞數量增多為主。 19 21日齡雞胚肝細胞、腎小管上皮細胞的胞漿內出現1 2各大的空泡,法氏囊濾泡數目增多細胞間有較大空隙。Hi our study, dendritic cells ( dcs ) were derived from the cultivation of peripheral blood monocytes in vitro successfully. then to observe whether dcs transfected with carcinoembryonic antigen ( cea ) - vaccinia recombinant virus ( rv - cea ) can induces cytotoxic t lymphocyte - mediated cea - specific immunity in vitro
體外成功地完成了cd14 +單核細胞來源的樹突狀細胞( dc )的培養,並進一步研究人癌胚抗原重組痘苗病毒( rv - cea )轉染dc后體外誘導的cea特異性細胞免疫。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。The quality of feeder layer is affected by a lot of factors, such as animal breed, culture medium, passages in vitro and experiment condition, etc. as to the production of feeder layer, there are a few reports about morphological and histologic change when of embryonic body fibroblast when culturing in vitro and cryopreservation, so kunming mouse were chosen as experimental animals and morphological and histologic changes were studied in course of its embryonic body culturing. we expect to offer theoretical foundation to our laboratory for setting up feeder layer storehouse. at the same time, the feasibility of myocardium tissue culturing with fibroblast layer altogether was studied so that established foundation for studied the biological characteristic of heart outside body
小鼠胚體成纖維細胞的培養是制備飼養層的重要途徑,其制備、傳代及冷凍保存均有不同的研究報道,飼養層的質量受許多因素的影響,如動物的品種、培養液、所傳代數及實驗條件等,關于飼養層制備過程中的胚體細胞培養、傳代、冷凍后的細胞形態、組織學等方面的研究報道很少,故本實驗以昆明小白鼠為實驗動物,研究其胚體培養過程中細胞的形態學、組織學等方面的變化,以期為本實驗室建立飼養層細胞庫提供理論依據,同時探討心肌細胞和成纖維細胞層共培養的可行性,以期為心臟生物學特性的體外研究奠定基礎。Establishment of embryogenic callus suspension culture system in liriodendron hybrids
雜交鵝掌楸胚性細胞懸浮系的建立The results showed that there existed distinct variation in endosperm cells of leymus species. different species had different endosperm cells. the significant variations were mainly included differences in the sizes, forms and quantity of endosperm cells
2 .對21個物種的胚乳細胞特徵進行觀察測量,結果表明賴草屬植物種子胚乳細胞存在豐富的多樣性,不同物種的胚乳細胞在大小、形狀和數量上均表現出明顯的差異,其胚乳細胞的特徵具有共屬分種的意義。In addition, the stomach contained glu - ir cellsn gas - ir cells and vip - ir cells, and the duodenum contained glu - ir cells and gas - ir cells. different endocrine cells varied from one to another in the distribution pattern, the stage of appearance and the number. no glu - ir cell, gas - ir cell or vip - ir cell was found in the oesophagus and no vip - ir cell in the duodenum
另外,胚胎期揚子鱷消化道內分泌細胞的種類和分佈與成體有差異,胚胎期消化道檢出胰高血糖素、胰多肽和p物質免疫陽性細胞,而成體未檢出;胚胎期消化道中胃泌素、血管活性腸肽,生長抑素免疫陽性細胞分佈與成體消化道不同。In xenopus embryonic extracts camp concentration and pka activity also oscillations accompany with the cell cycle, low in mitosis and increased during m / g1 transition, keep high until next mitosis, and the mechanism concern with the cdc25 phosphorylation state and cyclin b concentration. mouse fertilized egg is the most simple and natural model for cell cycle that near to human, but little is know about pka on mpf also pka on mitosis
通過對非洲爪贍胚胎細胞周期的研究發現jka活性也隨細胞周期變化而波動,在m期出現時pka活性下降,而m間期轉換時pka活性達最大值,一直維持高值直到下一個m期出現,其對mpf活性調節與cdc25磷酸化狀態及周期素b表達有關。During the development of liver in alligator sinensis embryos, ss - ir cells appeared in a few of sinusoid endothelial cells on 8th day. 5 - ht - ir blood cells and tgf p 1 - ir blood cells were found in vein vessel from 30 - 55th day. egf - ir cells and sp - ir cells appeared in the outer membrane of liver from 40 - 55th day
揚子鱷胚胎肝臟中,生長抑素免疫陽性細胞出現于孵育第8天肝血竇內皮細胞間;孵育第30 ? 55天,靜脈血管中發現5 ?羥色胺陽性血細胞和tgf 1陽性血細胞;表皮生長因子陽性細胞和p物質陽性細胞僅在第40 ? 55天出現于肝臟外被膜;甲胎蛋白免疫陽性細胞在第55天出現于肝臟外被膜及靠近外被膜的血管內皮。The cytoskeleton is also involved in transduction of the extracellular signals into the nucleaus, and nucleus - mediated regulation of cell functions
哺乳動物卵母細胞和早期胚胎細胞骨架具有其獨特的分佈和功能,使卵母細胞和胚胎呈現出精確的時空性變化特點。Result : 1. cells contains cgrp firstly appeared in the 16 - day fetuses. cells increased in number as gestation progressed and reached its peak at 20 - day fetuses
Cgrp陽性細胞最早見于胚16日肺組織中,隨胎齡增長其數量遞增,胚20日達高峰。Role of telomerase in chrysotile induced malignant transformation of normal human embryonic lung fibroblasts
溫石棉誘發人胚肺細胞惡性轉化中端粒酶的作用As the result of differential expression of embryogenesis - rela ted genes, the essence of this process has been one of remarkable issues in the plant developmental biology
植物體細胞在一定條件下可分化為胚性細胞,並通過體細胞胚的發育形成一個完整的植株,這一過程是基因差別表達的結果。With the development of the technology of cell culturing and cell engineering, so it is possible to preserve fish species for a very long time. 3 ) using embryonic stern cells ( es ). fish embryonic cell has the totipotency and is better f or breeding than somatic cell, but it can not so strong to resist the very low temperature
三是通過es途徑。魚類胚胎幹細胞具有發育的全能性,利用魚類胚胎細胞育種比體細胞更具有優越性,但耐超低溫性不強,只有少數學者對魚類胚胎細胞進行凍存及發育潛能的研究,還沒有對魚類胚胎細胞進行凍存培養的系統研究。分享友人