Interleukin 4 (IL-4), UniProt # A3FBF0, is a cytokine that that functions as a potent regulator of immunity. It is secreted primarily by mast cells, Th2 cells, eosinophils, and basophils.
|Source||HEK293, Met1-His132, with C-terminal His Tag|
|Purity||>95% by SDS-PAGE|
|Formulation||Lyophilized from 1X PBS with Trehalose|
|Preparation and Storage|
|Reconstitution||Reconstitute at 25μg/mL in sterile PBS containing at least 0.1% protein|
|Storage||5 years at -80°C; 2 years at -20°C or 4°C|
Upon reconstitution: 5 years at -80°C; 2 years at -20°C