Obestatin, a putative peptide hormone, is a small protein encoded by the same gene that also encodes ghrelin, the peptide hormone that increases appetite.
Store vial at 2 - 8 ° C prior to opening. Aliquot contents and freeze at -20° C or below for extended storage. Avoid cycles of freezing and thawing. Centrifuge product if not completely clear after standing at room temperature. Dilute only prior to immediate use.