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- 详细信息
- 文献和实验
- 技术资料
- 保存条件:
-20℃
- 保质期:
12个月
- 英文名:
Recombinant Lymphocyte Antigen 9 (LY9)
- 库存:
100
- 供应商:
上海沪震
FOR IN VITRO AND RESEARCH USE ONLY, NOT FOR USE IN CLINICAL DIAGNOSTIC PROCEDURES!
Organism species Homo sapiens (Human)
Product No. RPB678Hu01
Source Prokaryotic expression
Host E.coli
Purity > 95%
UOM 50ug
Predicted Molecular Mass 25.6kDa
Predicted isoelectric point n/a
Applications SDS-PAGE; WB; ELISA; IP.
Endotoxin Level <1.0EU per 1µg (determined by the LAL method)
Subcellular Location n/a
淋巴细胞抗原9(LY9)重组蛋白 Residues Val2~Thr212 (Accession # Q9HBG7) with N-terminal His-Tag
Formulation Supplied as lyophilized form in PBS, pH7.4, containing 5% trehalose, 0.01% sarcosyl.
SEQUENCES
The target protein is fused with N-terminal His-Tag, its sequence is listed below.
MGHHHHHHSG SEFELRRQAC -VAPKSHTDDW APGPFSSKPQ RSQLQIFSSV LQTSLLFLLM GLRASGKDSA PTVVSGILGG SVTLPLNISV DTEIENVIWI GPKNALAFAR PKENVTIMVK SYLGRLDITK WSYSLCISNL TLNDAGSYKA QINQRNFEVT TEEEFTLFVY EQLQEPQVTM KSVKVSENFS CNITLMCSVK GAEKSVLYSW TPREPHASES NGGSILTVSR T
USAGE
Reconstitute in sterile PBS, pH7.2-pH7.4.
STORAGE AND STABILITY
Storage: Avoid repeated freeze/thaw cycles. Store at 2-8oC for one month. Aliquot and store at -80oC for 12 months.
Stability Test: The thermal stability is described by the loss rate of the target protein. The loss rate was determined by accelerated thermal degradation test, that is, incubate the protein at 37oC for 48h, and no obvious degradation and precipitation were observed. (Referring from China Biological Products Standard, which was calculated by the Arrhenius equation.) The loss of this protein is less than 5% within the expiration date under appropriate storage condition.
About the MARKER (complimentary)
Effective Size Range: 10kDa to 70kDa.
Protein bands: 10kDa, 14kDa, 18kDa, 22kDa, 26kDa, 33kDa, 44kDa and 70kDa.
Double intensity bands: The 26kDa, 18kDa, 10kDa bands are at double intensity to make location and size approximation of proteins of interest quick and easy.
淋巴细胞抗原9(LY9)重组蛋白 Ready-to-use: No need to heat, dilute or add reducing agents before use.
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文献和实验完全活化成为效应T细胞。在正常生理情况下,共刺激分子与共抑制分子之间的平衡,使T细胞的免疫效应保持适当的深度、广度,从而最大程度减少对于周围正常组织的损伤,维持对自身组织的耐受、避免自身免疫反应。然而,肿瘤细胞可异常上调共抑制分子PD-1、PD-L1的含量。PD-L1与PD-1结合后,PD-1胞质区ITSM结构域中的酪氨酸发生磷酸化,募集SHP-2磷酸酶,使下游的Syk和磷脂酰肌醇3激酶(PI3K)发生去磷酸化,从而传递抑制性信号抑制淋巴细胞的功能及细胞因子的释放,打破共刺激分子与共抑制分子之间
㈠无血清培养基和试剂被广泛的应用于培养哺乳动物和无脊动物细胞以制备单克隆抗体,病毒抗原和重组蛋白等。大多数的无血清产品含有向细胞内转运离子的转铁蛋白和调节葡萄糖摄取量的胰岛素,以及一些蛋白质如清蛋白,纤连蛋白,胎球蛋白等,这些蛋白在细胞培养中发挥各种不同功能,如吸附毒性化合物,抗生物反应器剪切力,提供细胞贴壁所需的基质,作为脂类和其他生长因子的载体等。 ㈡它的优点: 更高的成分限定性 各批产品之间更高的产品质量一致性 简化提纯和下游生产过程 便于控制培养的生理环境
细胞。 (2)选择使用能激活变应原特异性CD8或TCRrs+ 细胞,以抑制IgE的合成,也可以选择数种主要变应原多肽拼接起来组成多价变应原(cocktail),用于治疗,称之为cocktail疗法。 (3)交联淋巴因子:以特异性表位、重组蛋白和特异性尘螨变应原交联IL-2、IFN-γ及IL-12淋巴因子,使其向诱导Thl细胞效应途径发展,避免由Th2细胞分泌的淋巴因子,而促使B细胞产生IgE所引发的变态反应。 尘螨重组变应原表达
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