Recombinant Human Interleukin-4 (rHu IL-4) | 70104

Recombinant Human Interleukin-4 (rHu IL-4) | 70104 | SAB Antibodies

Source:

Escherichia coli.

Species:

Human

Storage Conditions:

This lyophilized preparation is stable at 2-8 °C, but should be kept at -20 °C for long term storage, preferably desiccated. Upon reconstitution, the preparation is stable for up to one week at 2-8 °C. For maximal stability, apportion the reconstituted preparation into working aliquots and store at -20 °C to -70 °C. Avoid repeated freeze/thaw cycles.

Synonyms:

BSF-1, Binetrakin, Lymphocyte stimulatory factor 1, Pitrakinra.

Biological Activity:

Fully biologically active when compared to standard. The ED50 as determined by a cell proliferation assay using human TF-1 cells is less than 0.2 ng/ml, corresponding to a specific activity of > 5.0 × 106 IU/mg.

Purity:

> 98 % by SDS-PAGE and HPLC analyses.

Formulation:

Lyophilized from a 0.2 µm filtered concentrated solution in PBS, pH 7.4.

Uniprot ID: P05112