Technical Data
I7661-09N
Insulin-like Growth Factor, Recombinant Human (IGF1, IGF I, IBP1, Mechano Growth Factor, MGF, Somatomedia C, Somatomedin C)
50ug
Molecular Biology Storage: -20CShipping: Blue Ice
Human IGF-I is a potent mitogen for mesenchymally-derived cells. It is composed of 70aa residues, and is 62% homologous with human IGF-II.

Biological Activity:
Active in a receptor-binding assay using a membrane preparation from placenta.

Storage and Stability:
Lyophilized powder may be stored at -20C. Stable for 12 months at -20C. Reconstitute with ddH2O or buffer. Aliquot to avoid repeated freezing and thawing. Store at -20C. Reconstituted product is stable for 6 months at -20C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.

Molecular Weight:
7.5kD
Source: Yeast
Purity: Purified. ~ 95% pure by N-terminal aa sequencing, amino acid composition, HPLC analysis and SDS gel electrophoresis.
Concentration: As reported
Form: Supplied as a lyophilized powder. Reconstitution: Reconstitute in ddH2O or buffer.

Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
1. Modern Concepts of Insulin-Like Growth Factor. Ed. E. Martin Spencer, M.D. (1991). Elsevier Science Publ. (New York). 2 D'Ercole, A.J. (1987) J. Dev. Physiol. 9:481-495 3. Daughaday, W.H. and Rotwein, P. (1989) Endocr. Rev. 10:68-91

Intended for research use only. Not for use in human, therapeutic, or diagnostic applications.