Is it a good idea to use bovine DNA when there areconcerns with bovine disease transmission? - SM
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Vaccine 2001 Sep 14;19(32):4676-4684 |
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Safety and immunogenicity of live attenuated
quadrivalent human-bovine (UK) reassortant rotavirus vaccine administered with
childhood vaccines to infants.
Clements-Mann ML, Dudas R, Hoshino Y, Nehring P, Sperber E, Wagner M,
Stephens I, Karron R, Deforest A, Kapikian AZ.
Center for Immunization Research, Department of International Health, School of
Public Health, School of Medicine, Johns Hopkins University, 21205, Baltimore,
MD, USA
The safety and immunogenicity of an orally administered, live rotavirus vaccine
comprised of four strains, each with a titer of 10(5.3) or 10(5.8) pfu, and
each having 10 genes from the UK bovine strain and the VP7 gene from human
rotavirus serotype 1, 2, 3, or 4, were evaluated in adults, young children and
infants in randomized, double-blind phase 1 trials. Three doses of rotavirus
vaccine or placebo given with childhood immunizations to infants at 2, 4, and 6
months of age were well tolerated and did not inhibit antibody responses to
childhood vaccines which included DTP, Hib, hepatitis B and OPV. Serum
rotavirus antibody responses were detected in 12 of 20 infants after 1 dose,
and in 19/19 of the vaccinees after three doses. Neutralizing antibody
responses were detected more often against the bovine rotavirus UK strain (95%)
than to human rotavirus VP7 serotypes 1 (37%), 2 (32%), 3 (32%) or 4 (32%). The
efficacy of this quadrivalent rotavirus vaccine needs to be evaluated further.
PMID: 11535316 [PubMed - in process]
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