Inducible Nitric Oxide Synthase iNOS, Mouse Macrophage Liquid. In 50 mM HEPES, 10% glycerol, pH 7.4. AVOID FREEZE/THAW CYCLES. Native, inducible NOS 100,000 x g isolated from the supernatant of immunostimulated murine macrophages (RAW 264.7 cells). Specific activity: ≥5 units/mg protein. One unit is defined as the amount of enzyme that will produce 1 nmol of nitric oxide per min at 37°C, pH 7.4. Ref.: Stevens-Truss, R., and Marletta, M.A. 1995. Biochemistry 34, 15638. Marletta, M.A. 1994. J. Med. Chem. 37, 1899. White, K.A., and Marletta, M.A. 1992. Biochemistry 31, 6627. Hevel, J.M., et al. 1991. J. Biol. Chem. 266, 22789. R: 20/21/22-36/37/38; S: 26-36 |