Recombinant Human TGF-beta 1

Product Specifications

Product Name Alternative

Transforming Growth Factor Beta-1; TGF-Beta-1; Latency-Associated Peptide; LAP; TGFB1; TGFB

Accession Number

P01137

Endotoxin

< 0.01 EU/µg as determined by LAL test.

Purity

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

Bioactivity

Measured by its ability to inhibit the IL-4-dependent proliferation of TF‑1 human erythroleukemic cells. The ED50 for this effect is 4-40 pg/ml. (QC verified)

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:12.8 KDa; APMol Mass:13 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.