簡要描述:磷酸化淋巴細(xì)胞胞漿蛋白2抗體注意事項(xiàng);This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications.
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商品屬性:
貨號(hào) | 產(chǎn)品名稱 | 規(guī)格 |
GOY-01K4634 | 磷酸化淋巴細(xì)胞胞漿蛋白2抗體 | 50ul |
GOY-01K4634 | 磷酸化淋巴細(xì)胞胞漿蛋白2抗體 | 100ul |
GOY-01K4634 | 磷酸化淋巴細(xì)胞胞漿蛋白2抗體 | 200ul |
英文名稱: phospho-SLP76 (Tyr145)
中文名稱: 磷酸化淋巴細(xì)胞胞漿蛋白2抗體
英文別名 :SLP76 (phospho Y145); p-SLP76
(Y145); p-LCP2; 76 kDa tyrosine phosphoprotein; CG8697; LCP 2; LCP 2; LCP2;
LCP2_HUMAN; Lymphocyte Cytosolic Protein 2; Lymphocyte Cytosolic Protein 2; SH2
Domain Containing Leukocyte Protein 76 KD; SH2 domain containing leukocyte
protein of 76kD; SH2 domain containing leukocyte protein of 76kDa; SH2
domain-containing leukocyte protein of 76 kDa; SLP 76; SLP 76; SLP 76 tyrosine
phosphoprotein; SLP-76 tyrosine phosphoprotein; SLP76; SLP76 tyrosine
phosphoprotein.
交叉反應(yīng) :Human, Pig, Cow, Horse,
Rabbit
標(biāo)記 :Unconjugated
抗體來源:Rabbit
抗體類型:Polyclonal
免疫原:KLH conjugated Synthesised
phosphopeptide derived from human SLP76 around the phosphorylation site of
Tyr145
蛋白細(xì)胞定位:細(xì)胞漿
純化方法:affinity purified by Protein A
亞型:IgG
性狀:Liquid
濃度:1mg/ml
儲(chǔ)存液:0.01M TBS(pH7.4) with 1% BSA,
0.03% Proclin300 and 50% Glycerol.
保存條件:Shipped at 4℃. Store at -20 °C for one year. Avoid repeated freeze/thaw cycles.
產(chǎn)品介紹 The translational product of
the Vav proto-oncoe is exclusively expressed in cells of hematopoietic origin
and is critical for lymphocyte development and activation. However, the
biochemical basis of Vav’s function is unclear. Vav
contains a single SH2 domain that is required for its association with the T
cell receptor (TCR). Overexpression of Vav or SLP-76 in Jurkat cells leads to
NFAT activation and IL-2 production. When co-expressed, Vav and SLP-76
synergize to induce a robust basal and TCR-mediated IL-2 response. Although
SLP-76 does not contain a motif that would indicate it to be a member of the
tyrosine, serine/threonine or lipid kinase families, it does contain several
putative SH2/SH3-binding domains and has been shown to physically associate
with the adapter protein GRB2 as well as PLC g1. The discovery of SLP-76 represents
an important step in elucidating the mechanism of Vav transformation and
TCR-mediated NFAT activation.
實(shí)驗(yàn)流程:
(1)特異性結(jié)合抗原:抗體本身不能直接溶解或殺傷帶有特異抗原的靶細(xì)胞,通常需要補(bǔ)體或吞噬細(xì)胞等共同發(fā)揮效應(yīng)以清除病原微生物或?qū)е虏±頁p傷。然而,抗體可通過與病毒或毒素的特異性結(jié)合,直接發(fā)揮中和病毒的作用。
(2)活補(bǔ)體:IgM、IgG1、IgG2和IgG3可通過經(jīng)典途徑激活補(bǔ)體,凝聚的IgA、IgG4和IgE可通過替代途徑激活補(bǔ)體。
(3)結(jié)合細(xì)胞:不同類別的免疫球蛋白,可結(jié)合不同種的細(xì)胞,參與免疫應(yīng)答。
(4)可通過胎盤及粘膜:免疫球蛋白G(IgG)能通過胎盤進(jìn)入胎兒血流中,使胎兒形成自然被動(dòng)
免疫。免疫球蛋白A(IgA)可通過消化道及呼吸道粘膜,是粘膜局部抗感染免疫的主要因素。
(5)具有抗原性:抗體分子是一種蛋白質(zhì),也具有刺機(jī)體產(chǎn)生免疫應(yīng)答的性能。不同的免疫球蛋白分子,各具有不同的抗原性。
(6)抗體對(duì)理化因子的抵抗力與一般球蛋白相同:不耐熱,60~70℃即被破壞。各種酶及能使蛋白質(zhì)凝固變性的物質(zhì),均能破壞抗體的作用??贵w可被中性鹽類沉淀。在生產(chǎn)上??捎昧蛩徜@或硫酸鈉從免疫血清中沉淀出含有抗體的球蛋白,再經(jīng)透析法將其純化。
抗體的制備過程:
1.免疫原:普通的大分子蛋白,通過分子克隆構(gòu)建載體并在大腸桿菌中進(jìn)行誘導(dǎo)表達(dá)獲得重組蛋白,純化鑒定后可直接作為免疫原;小分子蛋白或化合物等分子量小,需要偶聯(lián)載體對(duì)該分子進(jìn)行改造才能使其成為具有免疫原性的抗原,常見偶聯(lián)載體如BSA、OVA、HAS等。
2. 免疫動(dòng)物:常用于制備抗血清的動(dòng)物有豚鼠、家兔、雞、大小鼠等,大量生產(chǎn)時(shí)需要用到狗、綿羊、山羊等。
3.免疫血清的收集:一般家兔、綿羊、山羊可采用靜動(dòng)脈采血,家兔、豚鼠、大鼠、雞可采用心臟采血,家兔、山羊、綿羊可采用靜脈采血。
4. 免疫血清的純化與鑒定:得到的抗血清需要進(jìn)一步的純化,利用偶聯(lián)了抗原的親和柱進(jìn)行層析,具有高效,特異性強(qiáng),純度高的特定。接著要鑒定純化蛋白的含量、相對(duì)分子的質(zhì)量、純度以及特異性。
5.磷酸化淋巴細(xì)胞胞漿蛋白2抗體免疫血清的保存:抗體一般比較穩(wěn)定,在-80℃ ~-20 ℃可以保存約5年而不會(huì)影響效價(jià),而真空干燥保存時(shí)間可以更久。保存前需經(jīng)除菌并添加防腐劑。
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