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TunR1 is an antibiotic and derivative of tunicamycin (Item No. 11445).1 It is active against B. subtilis (MIC = 0.3 µg/ml) and increases the efficacy of the β-lactam antibiotics oxacillin (Item No. 23954), methicillin (Item No. 21007), and penicillin G (Item No. 21615) against B. subtilis when used at a concentration of 0.4 µg/ml. TunR1 (5 µg/ml) is cytotoxic to MDA-MB-231 breast cancer cells and non-cancerous CHO cells. Unlike tunicamycin, TunR1 does not inhibit glycosylation in a protein N-glycosylation assay.
WARNING This product is not for human or veterinary use.
1. Modified tunicamycins with reduced eukaryotic toxicity that enhance the antibacterial activity of β-