- Recombinant Proteins
- Cytokines and Growth Factors Immune Checkpoint Proteins CD Antigens
- TNF Superfamily Stimulatory Immune Checkpoint Molecules T Cell CD Proteins Macrophage CD Proteins
- TNF Superfamily Ligands
- OX40 Ligand
OX40 Ligand
OX40 ligand (OX40L, TNFSF4, CD252, also gp34 and TAX activation gene 1 product) is the type II transmembrane TNF family ligand for the co-stimulatory receptor OX40. OX40L assembles as a homotrimer, presented on activated antigen-presenting cells-bone marrow dendritic cells, macrophages, Langerhans cells and B cells-after CD40, TLR, RANK or TNF stimulation, and is also expressed on activated endothelial cells, mast cells and natural killer cells. Cell surface OX40L can be cleaved to soluble forms that retain receptor binding. Engagement of OX40 on CD4+ T cells promotes clonal expansion, effector cytokine secretion, survival and memory development while suppressing Treg-mediated inhibition and Th2-to-Th1 plasticity modulation; OX40L-OX40 signals are required for productive follicular helper T-cell-dependent germinal center responses. The OX40L gene lies in systemic lupus erythematosus linkage intervals, and its overexpression drives lupus-like autoimmunity and atherosclerosis in mouse models; tumor-targeted OX40L delivery is being exploited for cancer immunotherapy.
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OX40 Ligand Recombinant Proteins (18)
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- 1
Recombinant Protein Expression Service
- Codon Optimization
- Gene Synthesis
- Construction of Expression Vector
- Strain Screening
- Protein Expression
- Purification & QC
- Protein Delivery
- 1
- Formula: Human
- Molecular Weight: Sf9 insect cells
The EpCAM/TROP1 protein serves as an important homogeneous interacting molecule that promotes direct contact between intestinal epithelial cells (IEC) and intraepithelial lymphocytes (IEL) in the mucosal epithelium. This feature helps establish an immune barrier against mucosal infections. EpCAM/TROP1 Protein, Human (His-SUMO) is the recombinant human-derived EpCAM/TROP1 protein, expressed by E. coli , with N-6*His, N-SUMO labeled tag.
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