l-cells 中文意思是什麼

l-cells 解釋
l細胞
  • l : L-beam, L-iron 不等邊角鋼。L,￡＝ 〈拉丁語〉 libra （＝ pound）。
  • cells : cells]上皮細胞
  1. L - pgds expression was dramatically reduced in all of the rat epididymal regions after castration, which could be restored to control levels by testosterone propionate supplementation. des selectively eliminated mature leydig cells from rat testicular interstitium

    大鼠睪丸切除后， l - pgdsmrna和蛋白在附睪各段的表達隨手術后時間的增加而逐漸降低，睪酮處理可使其表達恢復。
  2. Section two the evaluation of biocompatibility of the acellular dermal matrix by the method of cell culture. the new born rat ' s epdermic cells were cultured with the acellular dermal matrix together as experiment group, while the epdermic cell were cultured simply as control. 24 hours later, under the invert microscope, the epidermic cells anchored well and transparent flat cells were observed in both groups. 7 days later, both cultured cells were taked out and fixed in 95 % ethanol, stained with hematoxylin and were observed under light microscope. many cleaved cells were observed in both groups. during cell culture, no pathogenic microganism was observed. so we considered the acellular dermal matrix was aseptic and had good biocompatibility. section three subdermal implantation of the acellular dermal matrix. 24 rats were used in the experiments. a piece of acellular dermal matrix ( 1. 5 x 1. 5cm2 ) was implanted beneath the dorsum skin flaps of each rat, 1 week, 2 weeks, 3 weeks and 4 weeks after implantation, 6 pieces of acellular dermal matrix were harvested and the size of implanted acellular dermal matrix were measured, the sections were used for he staining and observed under light microscope. the result were as folio wing : 1 - 2 weeks after implantation, the acellular dermal matrix began to adhere to the tissue around and turned red gradually ; 3 - 4weeks after implantation, the acellular dermal matrix adhered closely to the tissue around and could be recognized easily, 1 - 3 weeks after implantation, the size of implanted acellular dermal matrix had no statistical difference ( p > 0. 05 ). 4 weeks after implantation implanted acellular dermal matrix contracted ( p < 0. 05 ). under light microscope, l - 2weeks after implantation, the fibroblast cells infiltrated the acellular dermal matrix and a small amount endothelial cells of vessel and lympho - histiocytic cells infiltrated the acellular dermal matrix. 3 - 4 weeks after implantation, infiltrating blood vessels were evident. so we think that the acellular dermal matrix had low immunological reactions and could induce the infiltration of fibroblast macrophage cell and the endothelial cells of vessel

    結果如下：皮下包埋卜周者，無細胞真皮基質漸與周圍組織粘附，顏色由蒼白轉紅；皮下包埋3周者，無細胞真皮基質與周圍組織緊密枯附，盾晰葉辯；術后卜周，包埋的基質面積變化較包埋前無統計學差異o川0引，術后4周包埋的無細胞真皮基質面積較包埋前縮小j刃刀5 ） 。光鏡下術后卜周，宿主的淋巳組織細胞、成纖維細胞浸入生長，釉附在膠原纖維上，少量血管內皮細胞浸入基質；術后34周，無細胞真皮基質內較多的血管形成，故可認為無細胞真皮基質免疫原性低，能誘導宿主的成纖維細胞、巨噬細胞浸入生長，為一種新型的真皮替代物。第四部分無細胞真皮基質與自體斷層皮片復合移棺的研究， sd大鼠10隻，在其背部卜方造成全厚皮膚缺損的創面
  3. In this paper, first strand cdna of 3abc gene was synthesized using template rna extracted from cells infected with fmdv. the complete 3abc gene about isoobp was amplified by pcr and ligated into pgem - t easy vector. after transforming e. coli dh5 a, ampicillin resistant colonies were isolated and plasmid dna was prepared and analyzed by restriction analysis and pcr. presence of the full length 3abc gene was verified by nucleotide sequence analysis and the plasmid containing the expected sequence was named as pgem - 3abc. comparing the aquired sequence of 3abc with that of reference strains, the homology is more than 99 percent. the pgem - 3abc was digested with sal i and bgl ii and ligated into xho i and bgl ii - digested expression vector ptriex - 4 neo. lt was identified by restriction analysis and pcr and sequencing that this fragment had a 17bp deletion hi the nucleotide sequence 708bp of 3abc gene, which happened to form a terminator codon behind 3ab gene, but it contained the complete open reading frame ( orf ) of 3ab gene. positive clones were selected and induced with lmmol / l isopropyl - d - galactoside ( iptg ), bacteria were detected by sds - page and western blotting after properly treated. the results showed that the 3ab gene expressed successfully in e. coli and 33. 5ku fusion protein can be recognized by the positive bovine serum of fmdv. the amount of target protein is over 26 % of the total bacteria protein by gel thin layer scanning analysis

    擴增產物連接到pgem - teasy載體中，轉化大腸桿菌dh5菌株，篩選氨芐青霉素抗性菌落，提取質粒經酶切鑒定、 pcr分析以及確證性測序證明，所克隆的1500bp左右的片段含有完整的3abc基因，與國外參考序列相比，同源性在99以上。將重組質粒pgem - 3abc和表達載體ptriex - 4neo分別用sal和bgl與xho和bgl消化后，亞克隆3abc基因至原核表達載體ptriex - 4neo中，通過酶切鑒定、 pcr擴增以及序列分析，發現克隆到ptriex - 4neo載體上的片段於3abc基因708bp處出現了17bp的缺失，碰巧在3ab基因后形成一終止密碼子，但3ab基因的閱讀框架完整，選出含有3ab基因完整閱讀框架的陽性克隆，用iptg誘導表達，收集菌液進行sds - page電泳、 westernblotting分析，結果表明， 3ab基因在大腸桿菌中成功表達，其表達產物為分子量33 . 5ku的融合蛋白，並能被口蹄疫病毒陽性血清識別。經薄層掃描分析，表達量占總蛋白量的26以上。
  4. Development of germ cells and reproductive cycle of sipunculus nudus l in zhanjiang

    湛江地區光裸星蟲的生殖細胞發育和生殖周期
  5. The highest antiviral litre of rpoifn - a was l l08iu / mi. the rpoifn - a protected pk - 15 cells against virulent hog cholera virus ( hcv ) infection in vitro

    Sds - page分析表明，構建的重組表達質粒pqe30 poifn在大腸桿菌jm109中表達的rpoifn占菌體蛋白總量的20 26 。
  6. The inhibition of prl on luciferase gene expression in the group of transfected cho cells was observed as pgl3 - l. 6 > pgl3 - 2. 5 > pgl3 - 338

    證明叩l和hcg的調控元件主要位於20ahsd基因的15s7 286之間。
  7. Effect of s - adenosyl - l - methionine on growth and differentiation of hl - 60 cells

    60細胞生長與分化的影響
  8. After added into pc 12 cells medium, c. chinensis extract is confirmed as neuroactive components of inducing differentiation of pc 12 cells up to 50 mg / l

    用不同濃度的菟絲子提取物作用大鼠嗜鉻細胞瘤pc12細胞，研究發現菟絲子提取物能誘導pc12細胞分化。
  9. According to the polarity, the residue was isolated with petroleum ether, chloroform, ethyl acetate, and n - buoh, respectively. the n - buoh fraction, confirmed as neuroactive component, was subjected to sephadex lh - 20 column chromatography to provide an extract fraction, as a buff powder, which could induce neurite outgrowth in rat pheochromocytoma pc12 cells in a dose - dependent manner up to 50 mg / l

    將菟絲子乾粉用75乙醇浸泡后，減壓蒸干后得到褐色漿狀物，經石油醚、氯仿、乙酸乙酯、正丁醇萃取，經柱層析后，再用葡聚糖凝膠對有效成份進一步純化，獲得了菟絲子中能誘導pc12細胞分化的活性組分。
  10. In order to study the mechanism of the effect of low concentration tfp on the proliferation of s. pombe, we watch yeast cells loaded with fluo - 3 under laser scanning confocal microscope ( lscm ). the fluorescence intensity reflected the cytosolic free calcium concentration. the result showed that, the cytosolic free ca2 + concentration in s. pombe cultured in ca2 + - free medium was 2 ~ 3 times lower than that in s. pombe cultured in medium containing 10umol / l ca24, while ca2 + concentration in s. pombe treated with 50umol / l tfp was 4 - 5 times higher

    本文發現增加胞外鈣濃度以及低濃度（ 20 100 mol l ）三氟拉嗪（ tfp ）不但能促進野生型s . pombe細胞的增殖，而且對mfp7菌株也有同樣的效應，這說明胞外ca ~ （ 2 + ）和低濃度tfp對不同遺傳型裂殖酵母細胞的增殖均有促進作用。
  11. The experimental research about the effect of prunella vulgaris l. on raji cells growth and expression of apoptosis related protein

    人參二醇脂肪酸酯抗腫瘤活性的初步研究
  12. To investigate the mechanism of trefoil factor 3 on the gastric intestine epithelial restitution, the recombinant human trefoil factor 3 was added to human colonic tumor cell and the proliferation effect was examined by mtt assay. the recombinant protein didn t promote the proliferation of the hct cells at low density of 0. 010. 05 g l and only has weakly proliferation effect at density of 0. 10. 2 g l. 1 g l of the recombinant protein could significantly promote the cell migration of hct cells when added to the monolayers cells

    將重組人三葉因子3 trefoil factor 3 ， tff3作用於人結腸腫瘤細胞，研究重組蛋白對細胞增殖的影響，結果發現該蛋白在較低的濃度1050 mg l下對細胞的增殖基本沒有影響，在100200 mg l濃度下該蛋白對細胞僅有微弱的刺激作用，提高濃度對細胞增殖作用沒有改變。同時研究了tff3對損傷的單層結腸腫瘤細胞遷移的影響，發現tff3對細胞有明顯的促進遷移作用。
  13. At the surface of the pollen grains there are three types of aperturates, including three porates type, three colpates type and three porate - colpates type ; and four types of sculpture, namely, reticulate, striate, striate - reticulate and verrucate. the upper epidermal cells of the leaves of 12 species plants are detected with hpias - 1000 image analytic system through the treatment of binarization, and the experimental methods are proved stable. the results indicated that the waviness of the anticlinal walls ( sfc ) and the ratio of the feret ' s diameter ( slf ) of the epidermal cells of the middle lamina in the third node of leaves starting from the lowerest part of the stem have a relative constant range and could distinguish from each other. oieanolic acid, l, 5, 8 - trihydroxy - 3 - methoxyxanthone and swertiamarin are separately detected on the tlc, and the different chromatogram of various plants can be considered as characters of identification. the contents of oleanolic acid in 12 species of plants are determinated by hplc, but among the different plants and botanical organs their contents are different, and the highest content in flowers

    本文對川鄂產獐牙菜屬藥用植物資源進行了野外調查、標本採集和鑒定，對12種乾燥藥材的性狀進行了描述，提供了可以鑒別的特徵。通過掃描電子顯微鏡觀察的12種本屬藥用植物的花粉粒均為單粒花粉，萌發孔有3孔型， 3溝型和3孔溝型三種類型；表面紋飾包括網狀紋，條狀?網狀紋，條狀紋和瘤狀紋四種類型。用hpias ? 1000高清晰度彩色病理圖文分析系統對葉片上表皮細胞作圖像分析，並進行方法學研究，結果表明，同種植物莖上第3節葉片中段主脈和第1側脈之間葉上表皮細胞垂周壁彎曲程度sfc值和細胞縱、橫向直徑的比值slf值，種間有顯著差異，每種都有相對恆定范圍值。
  14. Melatonin ( n - acetyl - 5 - methoxytryptamine ) was discovered by a lerner and his colleagues [ l ] as the principal hormone of vertebrate pineal gland, an unpaired appendage of the brain in most vertebrates and named by him after its effects on amphibian melanophore. however, it is now known that many cells and tissues synthesis and the nature of organisms, melatonin is secreted in the night, thus, melatonin is identified as an endocreine index of the darkness and referred to as darkness hormone [ 3 ]. melatonin has aslo been called by other names, such as nature ' s sleeping pill for it role in sleep - wake cycles, and circadian glue for its increasing importance in the regulation of circadian and circannual physiological and behavioural functions, moreover it is also involved in the regulation of the immune respone and various cns activies, in the last decade, considerable attention has been devoted to the pharmacology of melatonin in view of its potential applications in various therapeutic areas

    褪黑素（ n -乙酰- 5 -甲氧基色胺， melatonin ，簡稱mt ） ，由lerner和他的同事們發現[ 1 ] ，后來根據它對兩棲動物黑色素細胞的影響而命名，是脊椎動物松果腺分泌的一種重要激素。松果體在大多數多脊椎動物中是一個孤立的附屬器官。然而，現在眾所周知很多細胞和組織合成mt ，若不考慮合成的位點和機體的屬性， mt在晚上分泌，正因如此， mt被認為是一種黑暗的內源性指標，被稱作黑色激素[ 3 ] 。
  15. 13 chatterjee - kishore m, wright k l, ting j p, stark g r. how stat1 mediates constitutive gene expression : a complex of unphosphorylated stat1 and irf1 supports transcription of the lmp2 gene. embo j., 2000, 19 : 4111 - 4122. 14 mahboubi k, pober j s. activation of signal transducer and activator of transcription 1 stat1 is not sufficient for the induction of stat1 - dependent genes in endothelial cells

    例如， jak - stat中， socs1 ppn以及stat1蛋白對于系統輸出的影響相對其他蛋白來說要明顯的多，這三個蛋白主要控制著jak - stat信號通路的「信號幅度」和響應強度response magnitude ，最大響應值。
  16. A does - dependent study of the aba - induced oxidative burst was observed, in which both the magnitude and rate of dye quenching was directly related to the concentration of aba. and the treatment of the guard cells with catalase of 100 units / ml nearly completely obliterated the quenching reaction induced by 10 | amol / l aba ( final concentration )

    因此， aba可以誘導氣孔保衛細胞產生h2o2 ，其產生的強度和速度與aba的濃度直接有關，並且推測：這種h2o2產生可能是aba誘導氣孔關閉過程中信號轉導鏈的一個中間成分。
  17. Depending on their level of mauriy, dcs express proininnt 1evels of mhc class l and class ii molecules, as well as costdrilatory molecules such as cd40, cd80, and cd86. wl studies show them to be responsible pranarily for sensitto naive t cells in their first empsure to anigen

    但是，近年來的研究表明， dc是一類異質性細胞群體，具有不同的亞群和不同的功能狀態，不但在增強免疫反應上具有特別重要的作用，也具有誘導特異性的免疫耐受的作用。
  18. Effects of different calcium concentration on ca2 + in ca2 * - sequester ing organelles of photoreceptor cell in penaeus monodon fabriciu by the combined oxalate - pyroantimonate technique, we observed the subcellular distribution of calcium in the photoreceptor cells of penaeus monodon fabricius, by changing the extracellular calcium concentration. the result showed that, in vitro, in presence of 50mmol / l, the quantity of calcium antimonate deposit in the multivesicular bodies, pigment and lamellar body were more than that of photoreceptor incubated in lower calcium solution, which contained 50mmol / l egta. in higher calcium solution, we ecu id not f i nd the depos i t in the mitochondr ia, but in lower calcium solution, there was a little deposit in the mitochondria

    學位論義小同ca卜濃度對斑節對蝦光感受器的形響3 .外界不同鈣離子濃度對斑節對蝦光感受器細胞內所儲存的鈣離子的影響應用草酸一焦銻酸鹽結合的沉澱技術研究斑節對蝦光感受器細胞在不同ca之『濃度條件下胞內儲存的ca2 +變化，其電鏡觀察表明:在高鈣溶液培育后，細胞內的多囊體、色素顆粒、板膜體中都存在大量的焦銻酸鈣沉澱的黑色顆粒，線粒體中未發現沉澱;在生理溶液培育后，線粒體中出現沉澱，而其他caz +儲存器中焦銻酸鈣沉澱的黑色顆粒大量減少。
  19. Somatic hybrid cells were obtained between ethionine resistant cell line of astragalus adsurgens pall, and agrobacterium / " / z / zogerae. s ' - transformed cell line of medicago saliva l. using protoplast fusion by peg method

    通過peg誘導原生質體融合和雜種細胞的篩選培養，首次得到沙打旺（ + ）紫花苜蓿的屬間體細胞雜種。
  20. The glucagon - like peptide - l ( glp - l ) is a kind of gastrointestinal hormone formed by alternative tissue - specific cleavages in the l cells of the intestine, the a cells of the endocrine pancreas and neurons in the brain

    Glp - 1和胰高血糖素來源於共同的前體前胰高血糖素原，其33 - 61位氨基酸編碼胰高血糖素， 72 - 108位氨基酸則編碼glp - 1 。
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