Inhibin, alpha (INHA) (Gonadal Cell Marker) [INHA/6598R]

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Summary

It recognizes a 47kDa protein, which is identified as alpha sub-unit of Inhibin. It is a gonadal protein that preferentially suppresses the secretion of pituitary follicle-stimulating hormone (FSH). Inhibin comprises two subunits, Inhibin A and Inhibin B. Each subunit consists of the same 伪 subunit, covalently linked to 1 of 2 distinct subunits, 尾-伪 or 尾-尾. Originally isolated from ovarian follicular fluid and characterized as a disulphide-linked dimeric glycoprotein, inhibin belongs to the transforming growth factor 尾 (TFG尾) superfamily. Antibodies against Inhibin are useful in making a differentiation between adrenal cortical tumors and renal cell carcinoma. Sex cord stromal tumors of the ovary as well as trophoblastic tumors also demonstrate cytoplasmic positivity. Inhibin antibody is also used to make the differential diagnosis of intra-uterine vs. ectopic pregnancy in endometrial curetting.

Product Properties & Targets

Host
Species Reactivity
Isotype
IgG
Cellular Localization
Gene Name
INHA
Mol. Weight of Antigen
47kDa
Immunogen
Recombinant fragment of human Inhibin alpha protein (around aa 233-362) (exact sequence is proprietary)

Database Links

Entrez Gene ID
Unigene
SwissProt

Additional Information

Clone
INHA/6598R
Human Gene Symbol
INHA
Chromosome Location
2q35

Known Applications & Suggested Dilutions

  • Immunohistochemistry (Formalin-fixed) (1-2ug/ml for 30 minutes at RT),(Staining of formalin-fixed tissues requires heating tissue sections in 10mM Tris with 1mM EDTA, pH 9.0, for 45 min at 95 &degC followed by cooling at RT for 20 minutes),Optimal dilution for a specific application should be determined.

Key References

  • Balanathan, P., et al. (2009) Elevated level of inhibin-αsubunit is pro-tumourigenic and pro-metastatic and associated with extracapsular spread in advanced prostate cancer. British Journal of Cancer, 100(11), 1784 1793.

Storage & Stability

Antibody with azide - store at 2 to 8 °C. Antibody without azide - store at -20 to -80 °C. Antibody is stable for 24 months. Non-hazardous. No MSDS required.

Limitations

This antibody is available for research use only and is not approved for use in diagnosis.

Supplied as

200ug/ml of Ab purified from Bioreactor Concentrate by Protein A/G. Prepared in 1mM PBS with 0.05% BSA & 0.05% azide. Also available WITHOUT BSA & azide at 1.0mg/ml.

Warranty

There are no warranties, expressed or implied, which extend beyond this description. Company is not liable for any personal injury or economic loss resulting from this product.

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