VTCN1 (aa153-165) Antibody (internal region)
Peptide-affinity purified goat antibody
- SPECIFICATION
- CITATIONS
- PROTOCOLS
- BACKGROUND
Application ![]()
| WB, E |
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Primary Accession | Q7Z7D3 |
Other Accession | NP_078902.2, 79679, 242122 (mouse), 295322 (rat) |
Reactivity | Human |
Predicted | Mouse, Rat, Dog |
Host | Goat |
Clonality | Polyclonal |
Concentration | 0.5 mg/ml |
Isotype | IgG |
Calculated MW | 30878 Da |
Gene ID | 79679 |
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Other Names | V-set domain-containing T-cell activation inhibitor 1, B7 homolog 4, B7-H4, B7h.5, Immune costimulatory protein B7-H4, Protein B7S1, T-cell costimulatory molecule B7x, VTCN1 {ECO:0000312|EMBL:EAW56672.1} |
Format | 0.5 mg/ml in Tris saline, 0.02% sodium azide, pH7.3 with 0.5% bovine serum albumin |
Storage | Maintain refrigerated at 2-8°C for up to 6 months. For long term storage store at -20°C in small aliquots to prevent freeze-thaw cycles. |
Precautions | VTCN1 (aa153-165) Antibody (internal region) is for research use only and not for use in diagnostic or therapeutic procedures. |
Name | VTCN1 {ECO:0000312|EMBL:EAW56672.1} |
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Function | Negatively regulates T-cell-mediated immune response by inhibiting T-cell activation, proliferation, cytokine production and development of cytotoxicity. When expressed on the cell surface of tumor macrophages, plays an important role, together with regulatory T- cells (Treg), in the suppression of tumor-associated antigen-specific T-cell immunity. Involved in promoting epithelial cell transformation. |
Cellular Location | Cell membrane; Single-pass type I membrane protein. Note=Expressed at the cell surface. A soluble form has also been detected. {ECO:0000255, ECO:0000269|PubMed:12818165, ECO:0000269|PubMed:15878339, ECO:0000269|PubMed:16782226} |
Tissue Location | Overexpressed in breast, ovarian, endometrial, renal cell (RCC) and non-small-cell lung cancers (NSCLC). Expressed on activated T- and B-cells, monocytes and dendritic cells, but not expressed in most normal tissues (at protein level). Widely expressed, including in kidney, liver, lung, ovary, placenta, spleen and testis |

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Provided below are standard protocols that you may find useful for product applications.
References
Expression of B7-H4 in blood of patients with gastric cancer predicts tumor progression and prognosis. Arigami T, Uenosono Y, Hirata M, Hagihara T, Yanagita S, Ishigami S, Natsugoe S. J Surg Oncol. 2010 Dec 1;102(7):748-52. PMID: 20872810

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