Recombinant human EMAP-II
产品编号:SB-ZR088 产品规格: 产品品牌:圣尔生物share-bio  一键复制产品信息
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Endothelial-Monocyte Activating Polypeptide II (EMAP-II) is a tumor derived cytokine that exerts a wide range of activities on endothelial cells, monocytes and neutrophils. EMAP-II inhibits endothelial cell proliferation, vasculogenesis, neovessel formation, and can induce apoptosis. It is also chemotactic towards neutrophils and monocytes and induces myeloperoxidase activity from neutrophils. Of clinical importance, EMAP-II inhibits angiogenesis of vascular beds and suppresses the growth of primary and secondary tumors without affecting normal tissues. Mature EMAP-II is an 18.3kDa protein, which is synthesized as the C-terminal portion of a biologically inactive precursor protein containing a propeptide of 146 amino acid residues. Recombinant Human EMAP-II is an 18.3kDa globular protein containing 166 amino acid residues.

Product Information

Product Name

Recombinant Human Endothelial-Monocyte Activating Polypeptide II

(rHuEMAP-II)

Synonyms

SCYE1, EMAP-2, Small Inducible Cytokine Subfamily E Member 1

Source

Expressed in E. coli.

Molecular weight

Approximately 18.3kDa, a 166 amino acid polypeptide.

Accession

Q12904 Ser147-Lys312

AA Sequence

SKPIDVSRLDLRIGCIITARKHPDADSLYVEEVDVGEIAPRTVVSGLVNHVPLEQMQNRMVILLCNLKPAKMRGVLSQAMVMCASSPEKIEILAPPNGSVPGDRITFDAFPGEPDKELNPKKKIWEQIQPDLHTNDECVATYKGVPFEVKGKGVCRAQTMSNSGIK

Purity

98% by SDS-PAGE or HPLC.

Biological activity

Fully biologically active when compared to standard. The ED50 as determined by the apoptotic effect using serum free human MCF-7 cells is less than 40ng/ml, corresponding to a specific activity of >2.5 × 10IU/mg.

Formulation

Lyophilized from a 0.2µm filtered concentrated solution in 20mM PB, 150mM NaCl, pH7.4.

Endotoxin level

0.1EU/μg rHuEMAP-II protein as determined by LAL method.

Reconstitution

Before use this product, please read the direction below carefully.

1、 This vial must be briefly centrifuged prior to opening to bring the contents to the bottom.

2、 Reconstitute in sterile distilled water or aqueous buffer containing 0.1%BSA to a concentration of 0.1-1.0mg/ml. 

Stock solutions should be apportioned into working aliquots and stored at ≤-20℃. Further dilutions should be made in appropriate buffered solutions.

Storage/ Stability

For long term storage, the product should be stored -20. 

36 months, -20 to -70 as supplied.

1 month, 2 to 8 under sterile conditions after reconstitution;

3 months, -20 to -70 under sterile conditions after reconstitution.

Please avoid repeated freeze-thaw cycles.

THIS PRODUCT IS FOR RESEARCH, LABORATORY AND EVALUATION PURPOSE ONLY.

 

【储存条件及期限】 冻干粉于-20℃到-80℃长期保存3年,溶液状态保存期3个月,避免反复冻融。
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For research use only. Not intended for human and animal therapeutic or diagnostic use.

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