Hygromycin B, an aminoglycoside antibiotic, acts against bacteria, fungi and higher eukaryotes by inhibiting protein synthesis. Originally developed as an antihelminthic, hygromycin B is used in the research laboratory primarily for the selection and maintenance of cells that carry the hygromycin…

Bleomycin is a mixture of basic antineoplastic antibiotics produced by glycopeptide produced by Streptomyces verticullus. Bleomycin binds to DNA and causes strand breaks. Bleomycin also inhibits incorporation thymidine into DNA strands. DNA cleavage by bleomycin depends on oxygen and metal ions, at…