Analysis on Monitoring Results of Poliovirus Isolates from Acute Flaccid Paralysis in Hebei Province in 2011
Na Zhao
Abstract
Na Zhao
Abstract
Objective To provide reliable suggestions for maintaining the polio-free phase. Methods Virus isolation and identification were conducted according to the 4th edition of WHO Polio Laboratory Manual.The sequence of VP1 coding region was amplified and sequenced. Results The total number of poliovirus strains isolated from stool specimens of AFP cases in Hebei Province in 2011 was 8,which were identified as Sabin-like viruses.No wild poliovirus and vaccine-derived poliovirus(VDPV) were detected. Conclusion The polio-free status was maintained in Hebei Province in 2011.
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Objective To provide reliable suggestions for maintaining the polio-free phase. Methods Virus isolation and identification were conducted according to the 4th edition of WHO Polio Laboratory Manual.The sequence of VP1 coding region was amplified and sequenced. Results The total number of poliovirus strains isolated from stool specimens of AFP cases in Hebei Province in 2011 was 8,which were identified as Sabin-like viruses.No wild poliovirus and vaccine-derived poliovirus(VDPV) were detected. Conclusion The polio-free status was maintained in Hebei Province in 2011.
Key concepts: Acute flaccid paralysis, Poliovirus, Poliomyelitis, Virology, Biology, Poliomyelitis eradication, Medicine, Virus