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Invitrogen
Human LAG-3 ELISA Kit
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产品规格
检测灵敏度
2.20 pg/mL
测定范围
6.2-400 pg/mL
检测样本类型/体积
{Plasma=10 µL, Serum=10 µL, Supernatant=10 µL}
手工操作时间
1 hr 20 min
总时间
3 hr 30 min
均相（无需洗涤）
No
批间差异
6.9%
批内差异
5.8%
检测仪器
Absorbance Microplate Reader
产品规格
96 Tests
产品成分
Pre-coated 96 well plate
Standard
Sample Diluent
Assay Buffer concentrate
Biotinylated Detection Antibody
SAV-HRP
Wash Buffer
Chromogen
Stop Solution
Adhesive Plate Covers
Standard
Sample Diluent
Assay Buffer concentrate
Biotinylated Detection Antibody
SAV-HRP
Wash Buffer
Chromogen
Stop Solution
Adhesive Plate Covers
运输条件
Wet ice
储存
2-8°C
蛋白名称
LAG-3 (CD223)
均相（无需洗涤）
Human
检测试剂盒格式
Sandwich ELISA Kit
检测抗体结合物
Biotin
标签或染料
HRP
关于本试剂盒
The Human Lymphocyte-Activation Gene 3 (Hu LAG-3) (CD223) ELISA quantitates Hu LAG-3 in human serum, plasma, buffered solution, or cell culture medium. The assay will exclusively recognize both natural and recombinant Hu LAG-3.
原理方法
The Human LAG-3 solid-phase sandwich ELISA (enzyme-linked immunosorbent assay) is designed to measure the amount of the target bound between a matched antibody pair. A target-specific antibody has been pre-coated in the wells of the supplied microplate. Samples, standards, or controls are then added into these wells and bind to the immobilized (capture) antibody. The sandwich is formed by the addition of the second (detector) antibody, a substrate solution is added that reacts with the enzyme-antibody-target complex to produce measurable signal. The intensity of this signal is directly proportional to the concentration of target present in the original specimen.
严格验证
Each manufactured lot of this ELISA kit is quality tested for criteria such as sensitivity, specificity, precision, and lot-to-lot consistency. See manual for more information on validation.
靶标信息
LAG-3 is a 70-kDa surface glycoprotein in the immunoglobulin superfamily, with structural homology to CD4. It binds to MHC class II molecules with higher affinity than CD4 and is involved in the negative regulation of T cell activation and homeostatic proliferation. LAG-3 is expressed on the surface of activated T cells, including regulatory T cells, and NK cells. Notably, CD8+ T cells express LAG-3 at significantly higher levels than CD4+ T cells. Additionally, the coexpression of LAG-3 and CD49b has been proposed as a marker for identifying Type 1 regulatory T cells (Tr1 cells) in both humans and mice. This highlights LAG-3s role in immune regulation and its potential as a target for therapeutic interventions in immune-related conditions.
仅用于科研。不用于诊断过程。未经明确授权不得转售。
生物信息学
基因别名 : CD223, FDC, LAG3
基因ID : (Human) 3902
基因符号 : LAG3
蛋白别名 : CD223, LAG-3, Protein FDC, sLAG 3, sLAG3, soluble LAG 3lymphocyte activating 3, soluble LAG3, Lymphocyte activation gene 3 protein, lymphocyte-activation gene 3
UniProt ID (Human) P18627
