Recombinant Mouse IL-4 (C-6His)

Product Specifications

Product Name Alternative

Interleukin-4; IL-4; IL4; B-cell IgG differentiation factor; B-cell growth factor 1; B-cell stimulatory factor 1; BSF-1; IGG1 induction factor; Lymphocyte stimulatory factor 1

Accession Number

P07750

Endotoxin

< 1 EU/µg as determined by LAL test.

Purity

Greater than 95% as determined by reducing SDS-PAGE. (QC verified)

Bioactivity

Measured in a cell proliferation assay using M-NFS-60 mouse lymphoblast cells. The ED50 for this effect is 0.035 ng/ml. (Regularly tested)

Reconstitution

Always centrifuge tubes before opening.Do not mix by vortex or pipetting. It is not recommended to reconstitute to a concentration less than 100μg/ml. Dissolve the lyophilized protein in distilled water. Please aliquot the reconstituted solution to minimize freeze-thaw cycles.

Molecular Weight

Mol Mass:14.6 KDa; APMol Mass:15-19 KDa, reducing conditions

Shipping Conditions

The product is shipped at ambient temperature. Upon receipt, store it immediately at the temperature listed below.

Storage Conditions

Lyophilized protein should be stored at ≤ -20°C, stable for one year after receipt. Reconstituted protein solution can be stored at 2-8°C for 2-7 days. Aliquots of reconstituted samples are stable at ≤ -20°C for 3 months.