cell-derived 中文意思是什麼

cell-derived 解釋
來自細胞的
  • cell : n 1 小室,單室;隔間,艙;〈詩〉茅舍;(單個的)蜂窩,蜂房。2 〈詩〉墓穴,墓。3 (大修道院附屬的...
  • derived : 導生的
  1. We hope that our study will provide us with more comprehensive knowledge of the mechanisms of immune regulation and the roles that dc and complement play in innate and acquired immunity, as well as to lay a foundation for further exploration of the roles dc play in antigen - specific immune responses and immune tolerance from a new perspective. part i expression of complement receptors and complement - associated molecules on dendritic cells derived from distinct - origin at different stages of development two subsets of dendritic cells were generated from precursor cells isolated by means of magnetic cell separation system

    曰補體受體及其相關分子在modc上的表達不同分化階段的單核細胞衍生性dc ( monocytes一deriveddc , modc )的誘導:將新鮮分離的單核細胞mo ,在含有gm一csf和工l一4培養體系中誘導5一7d ,即分化為未成熟modc ;對培養至sd的未成熟modc ,用tnfa刺激zd ,即分化為成熟modc ;此時再用lps刺激24h ,即為活化的modc 。
  2. On the other hand, there is substanial evidences tha dcs mediate tolerane. the gm - csf - stbolated mouse bone mwderived mhc class ii + dc progendors tha are deficient in cell surface erpression of the costbolatory molecules b7 - l and b7 - 2 can induce alloanginspecific t ceil anergy in vbo. systendc adchstraion of these donor - derived dc progendors to recipients intravenously 7 days before transplantation prolonged the median graft survival tane from 9. 5 days to 22 days wbout additional twnosuppressions in a mouse cardinc twlanation model

    1995年, lul等報道表面缺乏共刺激分子,特別是缺乏cd80 ( b7 - 1 )和cd86 ( b7 - 2 )的未成熟型dc能在體外誘導同種抗原特異性的t細胞無能,而對dc的適當處理能夠使未成熟型dc潛在的耐受原性得以放大和增強,使得dc在誘導免疫耐受中具有相當重要的作用及潛在的應用價值。
  3. Chromosome analysis confirmed that blastocyst cells were derived from es donor cell

    重構囊胚細胞經染色體分析,證實其染色體來源於小鼠胚胎幹細胞。
  4. 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。
  5. 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 。
  6. Chemotaxis mediated by chemokine receptors, such as cxcr4, play a key role in lymphocyte homing and hematopoiesis as well as in breast cancer metastasis. we have previously demonstrated that ? - arrestin2 functions to attenuate cxcr4 - meidated g protein activation and to enhance cxcr4 internalization. here we further show that expression of ( - arrestin2 in both hela and hek293 cells significantly enhanced the chemotactic efficacy of stromal - cell derived factor 1 ( ( sdf - 1 ( ), the specific agonist of cxcr4

    - arrestin2是趨化因子受體的一種重要的調節蛋白,本研究工作發現在hek - 293或hela細胞中升高- arrestin2的表達水平會顯著增強cxcr4介導的趨化作用,反之當- arrestin2的表達被它的反義核苷酸或rnai所抑制, cxcr4介導的趨化作用則被明顯抑制。
  7. 42 trees are obtained and the 13th is most acceptable. the results show that the evolutionary inclination of forewing and hindwing of empoascini is that the forewing evolved from these whose veins of mp " are derived from cell r, to these whose mp " from cell m, and the most advanced taxa include these whose 3 distal veins are derived from cell m. the hindwing are evolved from these whose cua is branched and the mp " + cua " is presented, to those whose cua is unbranched and mp " + cua " disappeared, based on the above analysis, the genera of empoascini can be divided into two groups : one group includes these whose mp " + cua " are present, the other consists of those whose mp " + cua " are disappeared

    在系統發育方面,應用hennig86 ( version1 . 5 )軟體,根據中國小綠葉蟬族40個屬及外群dikraneura ,首次研究了該族的系統發育關系,根據研究結果初步提出了該族前、后翅脈的進化方向,即該族前翅翅脈呈現出mp脈源於r室,逐漸進化到mp脈源於m室,最後前翅3條端脈皆源於m室的趨勢;后翅翅脈由cua脈端部分二叉,進化到后翅cua脈端部不分叉、 mp + cua脈退化的趨勢。
  8. The gametophyte is derived from the product of a reduction division in the megaspore mother cell.

    該配子體是由大孢子母細胞進行減數分裂而來。
  9. Part 1 : the culture and identification of es - d3 cells and the study of the efficiency of eb formation from es cells when grown on mef feeder layer in es culture medium or cultured in es culture medium supplemented with lif 1000u / ml, es - d3 cells being used in our experiments formed normal clones, expressed akp and kept their normal karyotype over many passages. the in vitro and in vivo differentiation experiments showed that es - d3 cells could differentiate into variety of cell types derived from three primary germ layers

    結果顯示: eso3細胞在小鼠胚胎成纖維細胞上和或含白血病抑制因於億f )的es細胞培養液中形成典型的胚胎幹細胞克隆,堿性磷酸酶染色結果為強陽性,具有正常二倍體核型以及具有在體內外分化為三個胚層來源的組織細胞的潛能,而且具有形成種系嵌合動物的能力。
  10. Glial cell line - derived neurotrophic factor ( gdnf ) was originally isolated based on its potent and specific ability to promote the survival and morphological differentiation of dopaminergic neurons and motoneurons in embryonic midbrain cultures. in addition, gdnf also support the survival and regulate the differentiation of many peripheral neurons, including sympathetic, parasympathetic, sensory and enteric neurons. gdnf also plays a crucial role outside the nervous system, as a morphogenetic factor in kidney development and as a regulator of spermatogonia differentiation

    Gfr 1與gdnf結合位點的研究膠質細胞源性神經營養因子( gdnf )對多巴胺能神經元、運動神經元、感覺神經元、腸道神經元等多種神經元具有促進存活及保護作用,它還能促進腎臟的發育和精原細胞的成熟,因此,極有希望用於治療神經損傷和神經系統退行性病變。
  11. For the cryogenic preservation of fish, in this paper we made the primary culture of the kidney of allotetroploid crucian carp and primary studies were carried out on cryopreservation culture offish embryo cells derived from misgurnus auguillicaudatus or grass carp, the results of the experiments are as follows : the primary cell culture of the kidney tissue derived from allotetroploid crucian carp was carried out using tissue adherent culture, the primary observations of the growth conditions and morphology of the primary culture and subculture cells which originally come from the kidney tissue were also made

    本文主要從魚類種質保存的目的出發,一方面以四倍體鯽鯉魚為材料,對四倍體鯽鯉魚腎臟組織進行初步培養,為建立相應細胞庫及下一步培養凍存的魚類胚胎細胞奠定基礎;另一方面,以魚類組織細胞培養技術為基礎,泥鰍胚胎細胞為材料,對魚類胚胎細胞凍存培養方法進行初步研究,並應用該技術方法對草魚早期胚胎細胞進行凍存培養實驗。報告如下:本文用組織貼壁法對四倍體鯽鯉魚腎組織進行原代、傳代培養。
  12. Bone mesenchymal stem cell derived endothelial cells for constructing tissue engineered heart valve and its anti - thrombotic effects

    骨髓間充質幹細胞來源的內皮細胞構建組織工程瓣膜及其抗血栓作用
  13. And hematopoietic progenitor assay was used to examine hematopoietic differentiation. the effect of mbmec - cm when combined with cytokines or mouse fetal liver stromal cell - conditional medium ( mflsc - cm ) on inducing es cells differentiation into hematopoietic cells was detected. the hematopoietic reconstitution of es cell - derived hscs was detected in vivo in irradiated recipient female mice

    實驗根據造血集落的形成、造血干祖細胞特異抗原和造血相關基因表達等方面檢測誘導生成的細胞是否含造血干祖細胞以及生成造血干祖細胞的數量,並且檢測誘導生成細胞的造血重建功能。
  14. Tumor cell - derived exosomes containing tumor antigens and mhc class i molecule could present tumor antigens to dcs and induce cd8 + t cell - dependent antitumor immune responses significantly

    其含有mhc類分子和lamp - 1 ,能夠將腫瘤抗原呈遞給抗原遞呈細胞,產生顯著的cd8 ~ + t細胞依賴的抗腫瘤免疫反應。
  15. Effects of schwann cell - derived neurotrophic activity on cultured retinal ganglion cells survive and grow in normal and gas - deprived environment

    雪旺細胞源性神經營養活性物質對培養視網膜節細胞正常及缺氣損傷環境中存活及生長的作用
  16. Distribution of autologous bone marrow stromal cell derived stem cells in damaged and other brain regions

    自體骨髓基質源幹細胞在損傷腦區及其他腦區的分佈
  17. Encouraged by such exciting findings, scientists started to focus on the potential tumor vaccine of exosomes. and these researches suggested that exosomes derived from dcs or dcs pulsed with tumor cell - derived exosomes can serve as cancer vaccines, and dcs were shown to be essential in the induction of antitumor immune response by this approach

    最近,有人用hla一g陽性的腫瘤細胞株培養分離exosomes ,發現該種exosomes有hla一g存在,並且用hla一gicdna轉染不表達hla一g的細胞系後分泌的exosomes同樣有hla一g的表達。
  18. To determine the prevalence of the major forms of cxc receptor type 4 cxcr4 and stromal cell - derived factor type 1 sdf - 1 polymorphism in healthy chinese adults

    確定在健康的成年華人身上出現主要形式的cxc受體第4號cxcr4和間質細胞衍生因子第1號sdf - 1變異的比率
  19. To determine the prevalence of the major forms of cxc receptor type 4 ( cxcr4 ) and stromal cell - derived factor type 1 ( sdf - 1 ) polymorphism in healthy chinese adults

    確定在健康的成年華人身上出現主要形式的cxc受體第4號( cxcr4 )和間質細胞衍生因子第1號( sdf - 1 )變異的比率;
  20. Part i : preparation and biological functions of heat shocked - tumor cell - derived exosomes. objective : to prepare heat shocked - tumor cell - derived exosomes and to identify the hs - exo through morphologic observation by electron microscopy and sds - page. to detect the protein markers and molecules present in hs - exo

    通過透射電鏡觀察熱休克a20腫瘤細胞來源exosomes ( heatshoekexosomes , hs一exo )和正常培養azo腫瘤細胞來源exosomes ( exo )的形態,經sds一以ge電泳分析exo和hs一exo的蛋白帶型組成以鑒定腫瘤細胞來源exosomes 。
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