Unconjugated

Recombinant

E. coli

Human

Store at −20 °C, though stable at room temperature for 3 weeks. Reconstituted protein solution can be stored at 4-7 °C for 2-7 days. Aliquots of reconstituted samples are stable at −20 °C for 3 months.

ED50 is greater than 200 ng/ml as determined by an IGF binding protein assay.

InsulinLike Growth Factor I

P05019 (Human)

LR3IGFI

>95% as determined by reducing SDS-PAGE.

MFPAMPLSSLFVNGPRTLCGAELVDALQFVCGDRGFYFNKPTGYGSSSRRAPQTGIVDECCFRSC DLRRLEMYCAPLKPAKSA

Lyophilized from a 0.2 um filtered solution of 300mM HAc-NaAc, pH 6.5.

SDS-PAGE , FuncS