FLT3LG Protein (AA 27-188)
Quick Overview for FLT3LG Protein (AA 27-188) (ABIN2666813)
抗原
See all FLT3LG 蛋白蛋白类型
生物活性
宿主
资源
应用范围
纯度
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产品特性
- AA 27-188
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过滤
- 0.22 μm filtered
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内毒素水平
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Less than 0.01 ng per μg cytokine as determined by the LAL method.
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应用备注
- Optimal working dilution should be determined by the investigator.
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说明
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Biological activity: ED50 = 5.0 - 25.0 ng/ml, corresponding to a specific activity of 0.4 - 2.0 x 105 units/mg, as determined by induction of IL-6 production on M1 cell.
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限制
- 仅限研究用
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状态
- Liquid
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溶解方式
- For maximum results, quick spin vial prior to opening. Stock solutions should be prepared at no less than 10 μg/mL in sterile buffer (PBS, HPBS, DPBS, and EBSS) containing carrier protein such as 1 % BSA or HSA. After dilution, the cytokine can be stored between 2 °C and 8 °C for one month or from -20 °C to -70 °C for up to 3 months.
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缓冲液
- 0.22 μm filtered protein solution is in PBS, pH 6.0.
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注意事项
- Avoid repeated freeze/thaw cycles.
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储存条件
- -20 °C
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储存方法
- Unopened vial can be stored between 2°C and 8°C for three months, at -20°C for six months, or at -70°C for one year.
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- FLT3LG (Fms-Related tyrosine Kinase 3 Ligand (FLT3LG))
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别名
- FLT3L
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背景
- Mouse FLT3L was initially cloned from a murine T cell line, P7B-0.3A4, the human and mouse FLT3L proteins share 72 % amino acid identity. FLT3L is synthesized as a type I membrane-bound protein, which is cleaved to become a soluble growth factor. Additionally, a soluble form of FLT3L has been reported as a result of alternative splicing. TACE (ADAM17) plays a key role in the ectodomain shedding of FLT3L, in fact, serum FLT3L levels are decreased in TACE deficient mice. FLT3L is crucial for the development of the two main subsets of dendritic cells (DCs): conventional DCs (cDCs) and plasmacytoid DCs (pDCs). Changes in development or the number of DCs can alter T cell immunity and tolerance. A feedback loop between DCs and Tregs is regulated via FLT3L, as it has been shown that the increase in Tregs induced by DC expansion delays the onset of type 1 autoimmune diabetes and IBD in mice. Also, FLT3L facilitates formation of Tregs and thus, reduces severity of antigen-induced arthritis in mice. FLT3L is elevated in the synovial fluid of rheumatoid arthritis (RA) patients and FLT3L has been included in panels of preclinical markers for predicting the possible development of RA. The innate sensing pathway triggered by Plasmodium infection regulates DC homeostasis and adaptive immunity via FLT3L release. High levels of FLT3L and increased DCs have been detected in humans and mice during Plasmodium infection.
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分子量
- The 162 amino acid recombinant protein has a predicted molecular mass of approximately 18.3 kDa. The DTT-reduced and non-reduced protein migrate at approximately 20-26 kDa and 24-30 kDa by SDS-PAGE. The N-terminal amino acid is Gly.
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途径
- RTK signaling
抗原
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