| Literature DB >> 7387405 |
Abstract
The genotypic composition of several H3N2 vaccinal strains made from PR/8/34 and different wild isolates has been determined. The results suggested that specific gene constellations at the level of the 3 largest RNA fragments, coding the 3 "polymerase proteins" are responsible for their consistent attenuation.Entities:
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Year: 1980 PMID: 7387405 DOI: 10.1007/bf01318021
Source DB: PubMed Journal: Arch Virol ISSN: 0304-8608 Impact factor: 2.574