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rdf:type | |
lifeskim:mentions | |
pubmed:dateCreated |
1984-8-8
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pubmed:abstractText |
Complete nucleotide sequences of virion RNAs from immunologically distinct vaccine strains of poliovirus (i.e., Sabin strains 1, 2, and 3) were determined by use of molecular cloning and rapid sequence analysis techniques. When the nucleotide sequences were compared, extensive sequence homology was observed among the virion RNAs in the 5' and 3' terminal regions. This result strongly suggested that the serotypes of poliovirus were derived from a putative prototype poliovirus and that the homologous sequences conserved through a long evolutionary process may have essential roles for the replication and the viral functions of the virus. Many different amino acids, predicted from the nucleotide sequences, were located in polypeptides P1-1a, especially in P1-VP1, which is located on the surface of the virion and carries viral antigens. Locations of different amino acids, together with the calculated hydrophilicity values in P1-VP1, revealed possible loci for type-specific antigenic determinants. These data on functionally important conserved sequences and on possible locations of antigenic determinants will be useful in the construction of new polio vaccine strains.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0162-0886
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
6 Suppl 2
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
S494-8
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:6330845-Amino Acid Sequence,
pubmed-meshheading:6330845-Antigens, Viral,
pubmed-meshheading:6330845-Base Sequence,
pubmed-meshheading:6330845-Poliovirus,
pubmed-meshheading:6330845-Poliovirus Vaccine, Inactivated,
pubmed-meshheading:6330845-Viral Proteins,
pubmed-meshheading:6330845-Virulence
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pubmed:articleTitle |
Approaches to the development of new poliovirus vaccines based on molecular genetics.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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