重组抗小鼠CD25单抗(PC61.5.3) | Syd Labs PA007156.rt1

重组抗小鼠CD25单抗(PC61.5.3) Syd Labs PA007156.rt1 - 武汉多找找科技

重组抗小鼠CD25单抗(PC61.5.3) | Syd Labs PA007156.rt1

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体内实验级重组抗小鼠CD25单抗(克隆号:PC61.5.3,货号:PA007156.rt1),大鼠IgG1 Lamda 是用CHO细胞生产的重组抗体,适用于体外和体内研究,比如体内清除CD25+CD4+ 调节性T细胞,体外阻断IL-2与低亲和力和高亲和力受体的结合,以及抑制依赖IL-2的T细胞系的生长等。Syd Labs PA007156.rt1抗小鼠CD25抗体可与重组大鼠IgG1同型对照抗体配套使用。样品制备条件和最佳样品稀释度应由研究人员通过实验确定。

产品参数

货号 PA007156.rt1
产品名称重组抗小鼠CD25单抗(PC61.5.3) | Syd Labs PA007156.rt1
英文名 In vivo Grade Recombinant Anti-mouse CD25 Monoclonal Antibody (Clone PC61.5.3), Rat IgG1 Lambda
供货商名称 Syd Labs, Inc.
品牌名 Syd Labs
别称 IL-2Rα, Ly-43, p55, Tac
概述 Syd Labs重组抗小鼠CD25单克隆抗体(克隆号:PC61, PC61.5或PC61.5.3)用CHO细胞生产的重组抗体,适用于体外和体内研究。岩藻糖基化抗体在体内调节T细胞耗竭中可能表现更好。
克隆号 PC61, PC61.5 or PC61.5.3
同种型 大鼠 IgG1, Lamda
应用 免疫沉淀(IP)、免疫组织化学(IHC)、流式细胞术(FC)和各种功能分析,如体内清除CD25+CD4+ 调节性T细胞,体外阻断IL-2与低亲和力和高亲和力受体的结合,以及抑制依赖IL-2的T细胞系的生长。
免疫源 IL-2依赖性细胞溶解小鼠T细胞克隆号B6.1
抗体形式 0.2 μM过滤溶液,1x PBS
内毒素 根据 LAL 方法,≤1 EU每1mg 蛋白质
纯度 >95%(在还原条件下通过SDS-PAGE测定)
运输 体内实验级重组抗小鼠CD25单克隆抗体,大鼠IgG1 Lamda(克隆号PC61.5.3)用冰袋运输。收到后,请立即将其存放在下面建议的温度下。
稳定性与存储 使用手动除霜冰箱并避免重复冻融循环。 如果保存在2 至 8°C,自收到之日起可保存3个月。如果保存在-20 至 -70°C,自收到之日起可保存 12个月。
注意事项 PA007156.rt1 Syd Labs:重组抗小鼠CD25单克隆抗体(克隆号:PC61, PC61.5或PC61.5.3)用CHO细胞生产的重组抗体,适用于体外和体内研究。岩藻糖基化抗体在体内调节T细胞耗竭中可能表现更好。
产品咨询 Syd Labs在国内只通过代理商销售其产品,不做直销。终端用户咨询价格请联系Syd Labs中国代理商
关于Syd Labs产品如果有任何技术或其它问题,欢迎随时联系Syd Labs国内市场推广合作伙伴:武汉多找找科技有限公司企业微信:duozhaozhao2024 联系电话:18162581039(龙经理)
应用详情 免疫沉淀(IP)、免疫组织化学(IHC)、流式细胞术(FC)和各种功能分析,如体内清除CD25+CD4+ 调节性T细胞,体外阻断IL-2与低亲和力和高亲和力受体的结合,以及抑制依赖IL-2的T细胞系的生长。

文献

PA007156.rt1: Syd Labs体内实验级重组抗小鼠CD25单克隆抗体(克隆号PC61.5.3),大鼠IgG1 Lambda(In vivo Grade Recombinant Anti-mouse CD25 Monoclonal Antibody (Clone PC61.5.3), Rat IgG1 Lambda)

体内实验级重组抗小鼠 CD25 单克隆抗体基于克隆号为 PC61、PC61.5 或 PC61.5.3 的大鼠抗小鼠 CD25 单克隆抗体。该大鼠 IgG1 Lambda 单克隆抗体已被验证并报道可用于免疫沉淀(IP)、免疫组化(IHC)、流式细胞术(FC)以及多种功能分析实验,例如体内 CD25+CD4+ Treg 细胞的耗竭/清除、体外阻断 IL-2 与低亲和力及高亲和力受体的结合,以及抑制 IL-2 依赖性 T 细胞株的生长。

CD25 与 CD4 及 FOXP3 的共同表达被视为 Treg 细胞的特征性表型。使用大鼠 PC61 单克隆抗体对小鼠 CD25(+)CD4(+)FoxP3(+) Treg 细胞进行体内耗竭,已被广泛应用于解析和表征 Treg 细胞的功能。PC61 单克隆抗体特异性结合 CD25 上一个独特的抗原表位,该表位不同于 IL-2 结合位点,也不同于 3C7 和 7D4 单克隆抗体所识别的表位。通过这种特异性结合,该抗体能够有效阻断 IL-2 与 CD25 的结合。

抗小鼠 CD25 单克隆抗体(克隆号:PC61.5.3)参考文献:

1. Two novel human anti-CD25 antibodies with antitumor activity inversely related to their affinity and in vitro activity.

Soler-Cardona, et al. Cancers (Basel). 2021 Nov 16;13(22):5730. PMID: 34827083

“Targeting CD25 (IL-2Rα) to deplete regulatory T cells (Tregs) is a promising strategy to enhance antitumor immunity. … We generated and evaluated two novel human anti-CD25 monoclonal antibodies with distinct binding characteristics. … Interestingly, our results revealed that the antitumor efficacy in syngeneic models was inversely related to antibody affinity and in vitro neutralizing efficacy.”

2. TRAIL suppresses tumor growth in mice by inducing tumor-infiltrating CD4+CD25+ Treg apoptosis.

Wang, et al. Cell Death Dis. 2024 Apr 19;15(4):276. PMID: 38641998

“Tumor-infiltrating CD4+CD25+ regulatory T cells (Tregs) heavily contribute to the immunosuppressive tumor microenvironment. … This study evaluates how the TRAIL pathway impacts the survival and frequency of these regulatory populations in mouse tumor models. … The findings indicate that TRAIL delivery effectively suppresses overall tumor growth by selectively inducing apoptosis in CD4+CD25+ Tregs.”

3. A distinct subpopulation of CD25− T-follicular regulatory cells localizes in the germinal centers.

Wing, et al. Proc Natl Acad Sci U S A. 2017 Aug 1;114(31):E6400-E6409. PMID: 28716922

“T-follicular regulatory (Tfr) cells act to control the magnitude of the germinal center B cell response to maintain self-tolerance. … Here, we identify and characterize a prominent subpopulation of Tfr cells that lack CD25 expression. … These unique CD25− Tfr cells selectively localize inside germinal centers and display potent suppressive functions compared to classical CD25+ populations.”

4. IL-2 can signal via chemokine receptors to promote regulatory T cells’ suppressive function.

Luo, et al. Nat Commun. 2023 Oct 10;14(1):6332. PMID: 37816739

“Interleukin-2 (IL-2) is heavily recognized as a core driver of regulatory T cell (Treg) activation and survival via the high-affinity CD25 receptor. … We discovered an alternative mechanism where IL-2 directly interacts with chemokine receptors on T cells. … This alternative signaling axis enhances Treg suppressive activity and migration independently of conventional CD25-mediated signaling pathways.”

5. Mast cells suppress murine GVHD in a mechanism independent of CD4+CD25+ regulatory T cells.

Leveson-Gower, et al. Blood. 2013 Nov 21;122(22):3659-3667. PMID: 24092937

“Graft-versus-host disease (GVHD) is a major life-threatening complication associated with allogeneic hematopoietic cell transplantation. … Although CD4+CD25+ regulatory T cells are vital for curbing GVHD severity, other suppressive pathways exist. … Our study shows that donor-derived mast cells significantly ameliorate GVHD symptoms via an independent mechanism that does not require host or donor CD4+CD25+ Tregs.”

了解更多抗小鼠CD25单克隆抗体(clone:PC61, PC61.5 or PC61.5.3)参考文献,请查看:抗小鼠CD25抗体(克隆号PC61, PC61.5或PC61.5.3)参考文献