7S NGF, Mouse Submaxillary Glands 7S Nerve Growth Factor Native 7S nerve growth factor from mouse submaxillary glands. Promotes neuron survival and neurite outgrowth in newborn rat brain. Composed of three subunits: (α: β: γ): 2:1:2. The α-subunit is an inactive serine proteinase and the γ-subunit is an active serine proteinase capable of processing the precursor form of β-NGF. 产品信息 Form Lyophilized Formulation Lyophilized from sterile H2O. Molar mass 130000 Biological activity ED50: Determined by half maximal growth of PC12 cells. Please see vial label for lot-specific ED50. Contaminants EGF: none detected Solubility Neutral (pH 7.0) buffers Merck USA index 14, 6477 商店和运输信息 Storage +2°C to +8°C Ship Ambient Temperature Only Standard Handling