Inhibits protein synthesis to show cytotoxic activity and used in cell culture as a selection antibiotic for the selection of eukaryotic expression vectors, in combination with either aminoglycoside phosphotransferase 3′ or APH II. Shows antiviral activity and induces apoptosis. This product is for research use only and is not intended for therapeutic or diagnostic use. Not for human or veterinary use. CAS Numbe: 108321-42-2