[Ultraviolet spectrophotometric investigations of ribonucleic acid extracted from influenza virus inactivated by copper ions].
D003300:Copper; D007477:Ions; D009975:Orthomyxoviridae / Q000737:chemistry*; D012313:RNA / Q000737:chemistry*; D013053:Spectrophotometry; D013056:Spectrophotometry, Ultraviolet
D007477:Ions; D012313:RNA; D003300:Copper
COPPER; INFLUENZA VIRUSES/chemistry; RIBONUCLEIC ACID/chemistry; SPECTROPHOTOMETRY