GMP IL-2 Protein, Human (Tag Free)

IL-2 Protein, Human is an adjunctive immunotherapeutic agent to treat tuberculosis (TB).

Measured in a cell proliferation assay using CTLL-2 mouse cytotoxic T cells. The specific activity of GMP Human IL-2 is ≥ 1.0 × 10⁷ IU/mg, which is calibrated against human IL-2 WHO International Standard (NIBSC code: 86/500)

Human

E. coli

Tag Free

P60568 (A21-T153)

3558

14 KDa

Greater than 95% as determined by reducing SDS-PAGE.

Lyophilized powder.

Lyophilized from a 0.2 μm filtered solution of 10mM sodium citrate, pH 4.0.

<0.01 EU/μg, determined by LAL method.

It is not recommended to reconstitute to a concentration less than 100 μg/mL in injection water.

Stored at -20°C for 2 years. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.

Room temperature in continental US; may vary elsewhere.