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Biomedical subjects

S M Buckley

Publications and source records attributed to S M Buckley.

34 records · Page 2Linked to original sources

Resistance to arbovirus challenge in mice immediately after vaccination.

Mice vaccinated with a single injection of formalin-inactivated suspensions of mouse brain tissue infected with arboviruses were markedly protected against a challenge injection administered hours later. The protection observed during the first 2 days after vaccination seemed to be nonspecific, in that it appeared not only with the homologous system but also between arboviruses of different antigenic groups; this phase may be associated with an interferon-like activity of the serum. Overlapping the nonspecific phase was one of specific protection, which seemed to be well-established in its own right by day 3 or 4 after vaccination. Serum neutralizing antibodies against the homologous viruses were detected as early as 24 h after vaccination and in almost all instances by day 3.

Animals↗

Arbovirus neutralization tests with Peruvian sera in Vero cell cultures.

Selected human sera from Peru, previously examined by the haemagglutination-inhibition (HI) test with a number of arboviruses, were reexamined by neutralization tests carried out in Vero cell cultures. Results confirmed and extended the HI findings, indicating that the antibodies detected were evoked by Eastern equine encephalitis, Mayaro, Venezuelan equine encephalitis, Ilheus, St Louis encephalitis, yellow fever, Caraparu, and Guaroa viruses.

Antibodies↗