Puromycin, aminonucleoside antibiotic, bacterium, translation regulation, premature chain termination, DNA fragmentation, thymocytes, human HL-60 leukemia cells, SuNSET, CHX, Streptomyces alboniger, antibiotic produced, selecting agent, selection agent, aminoacyl tRNA analog, protein biosynthesis inhibitor, neosynthesized protein, pierre, schmidt, surface sensing of translation