Zobrazeno 1 - 4
of 4
pro vyhledávání: '"O M, Ermolaeva"'
Publikováno v:
Voprosy virusologii. (5)
The authors applied a new principle of effective immunization against influenza using a moderately attenuated live vaccine which after 5 passages in developing chick embryos had retained a high reproduction activity in the human upper respiratory tra
Publikováno v:
Trudy Instituta imeni Pastera. 59
Publikováno v:
Trudy Instituta imeni Pastera. 58
Publikováno v:
Voprosy virusologii. 27(6)
Regular studies of the biological properties of influenza A viruses on the model of little-passaged variants revealed some features of reproductive and immunogenic activity of this virus in the period of successive epidemics of 1969-1980. Unlike infl