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  • S5921 - Staurosporine from Streptomyces sp.


S5921 Sigma

Staurosporine from Streptomyces sp.

for molecular biology, ≥95% (HPLC)

Synonym: Antibiotic AM-2282


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Analysis Note

Tested for inhibition of interleukin 2 production in Jurkat cells.

Biochem/physiol Actions

Potent inhibitor of phospholipid/calcium-dependent protein kinase. Inhibits the upregulation of VEGF expression in tumor cells.

Partially reverses MDR, sensitizing cells with MDR phenotype to cytotoxic agents. Inhibits Pgp phosphorylation. However, functional significance of Pgp phosphorylation is ill defined.


Staurosporine from Streptomyces sp. was used to induce cell death in MDCK, 293T, Vero, HeLa, and Swiss Webster primary macrophage cells.5 It was used to study the effect of caspase activation on human sperm quality.6

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