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Leptin, Recombinant, Human (Ob, Obese Protein, Obesity Factor)

Cat no: L1670-15M

Leptin, Recombinant, Human (Ob, Obese Protein, Obesity Factor)

Recombinant Human Leptin is a single non-glycosylated polypeptide chain containing 146aa and having a molecular weight of 16kD. The sequence of the first five N-terminal amino acids was determined to be Ala-Val-Pro-Ile-Gln. \n\nSource: \nE. coli\n\nMolecular Weight:\n~16kD\n\nBiological Activity:\nED50 calculated by the Leptin-dependent stimulation of Human OB-R transfected mouse BaF3 indicator cells is 0.5-1.6ng/ml. \n\nStorage and Stability:\nLyophilized powder may be stored at -20 degrees C. Reconstitute with sterile buffer or ddH2O. Aliquot and store at -20 degrees C. Reconstituted product is stable for 6 months at -20 degrees C. 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.

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SPECIFICATIONS

Catalog Number

L1670-15M

Size

1mg

Form

Supplied as a lyophilized powder from 0.0045mM sodium bicarbonate. No preservative added. Reconstitute with ddH2O.

Purity

(same/more than)95% pure (RP-HPLC and SDS-PAGE).

Additional Info

Leptin, Recombinant

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