Article
Genomic characterization of type 2 polioviruses isolated from vaccine-associated cases in Brazil.
Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas - 1 Jul 1995
Friedrich F, Filippis A M, Ferreira F C, Schatzmayr H G, Da-Silva E E
Abstract excerpt
Twenty strains of P2/Sabin-related polioviruses isolated in Brazil were analyzed; ten from persistent paralytic poliomyelitis cases, three from suspected polio cases with transient paralysis, and seven from healthy contacts. The serotypes of the viral isolates were identified by the neutralization test with hyperimmune equine sera. The relationship of the isolates to the P2/Sabin strain was demonstrated by...
Topics
- Base Sequence
- Brazil
- Child
- Child, Preschool
- Feces
- Genome, Viral
- Humans
- Infant
- Molecular Sequence Data
- Mutation
- Poliomyelitis