Description
PSPN Mouse Recombinant produced in E.Coli is a disulfide-linked homodimer containing 2x96 amino acids and having a molecular mass of 20.7kDa. The PSPN is purified by proprietary chromatographic techniques.
Source
Formulation
Lyophilized from a 0.2?m filtered concentrated solution in 30 %ACN, 0.1 %TFA, 150mM NaCl.
Purity
Greater than 95.0% as determined by:
(a) Analysis by RP-HPLC.
(b) Analysis by SDS-PAGE.
Biological Activity
Fully biologically active when compared to standard. The ED50 as determined by a cell proliferation assay using human TT medullary thyroid cancer cells is less than 0.1ng/ml, corresponding to a specific activity of > 1.0 × 10,000,000 IU/mg.
ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.