Recombinant Human Interleukin -3 (rHu IL-3) 重组人白细胞介素-3Catlog Number: 101-03Size/Price: 2μg/¥500 10μg/¥1000 1mg/询价Physical Appearance: Sterile Filtered White lyophilized (freeze-dried) powder.Source: Escherichia coli.Molecular Weight: Approximately 15 kDa, a single non-glycosylated polypeptide chain containing 133 amino acids.Purity: >97% by SDS-PAGE and HPLC analyses.Biological Activity: Fully biologically active when compared to standard. The as determined by the dose-dependant stimulation of the proliferation of human TF-1 cells is less than 0.1 ng/ml, corresponding to a Specific Activity of 1.0 x 107 IU/mg.Formulation: Lyophilized from a 0.2m filtered concentrated (1mg/ml) solution in PBS, pH 7.4.用途: 本产品由上海普欣生物技术有限公司生产,仅供实验室及科研使用。不得用于人体。