[Inactivation and mutation of the genetic factors of the desoxyribonucleic acid of pneumococcus by ultraviolet light and by nitrous acid].
D004247:DNA / Q000235:genetics*; D009154:Mutation; D009566:Nitrates / Q000494:pharmacology*; D009608:Nitrous Acid; D013296:Streptococcus pneumoniae / Q000235:genetics*; D014466:Ultraviolet Rays
D009566:Nitrates; D004247:DNA; D009608:Nitrous Acid
DESOXYRIBONUCLEIC ACID/genetics; DIPLOCOCCUS PNEUMONIAE/genetics; NITRATES/pharmacology; ULTRAVIOLET RAYS