deoxyribonucleic acid-ribonucleic acid hybrid analysis of relative amounts of phage-specific and host-specific messenger ribonucleic acid ( mrna ) present in infected cells suggested that beta3 was unable to repress the synthesis of host mrna and that beta3-specific mrna synthesis was repressed in sporulation-phase cultures .
C0035668
acid-ribonucleic
C0035696
mrna