2- Mazandaran University of Medical Sciences, Sari, Iran
3- Faculty of Medicine, Mazandaran University of Medical Sciences, Sari Iran
4- Mazandaran University of Medical Sciences, Sari Iran.
Abstract
Background and Objective: Influenza is an acute respiratory infection caused by Influenza virus with three kinds of A, B and C . This virus spreads througout the world and produce some epidemics with different intensities . This study aimed to determine the prevalence of influenza B in patients reffering to health centers.
Material and Methods: this study was conducted on 878 samples in 2011-2013. Using PureLinkTM Viral RNA/DNA Kit, Influenza-RNA was extracted. Then Influenza B was distinguished by using SuperScript III Platinum, Quantitive Real Time PCR System from InvitrogenTM , specific primers and probs.
Results: the rate of Influenza B positive was %5.58 of the patients that %55.10 of them were female and %44.89 male. The highest rate was related to 31-40 and 51-60 year old patients.
Conclusion:
given the prevalence of influenza B virus and lack of genetic changes , it is recommended that a proper vaccine for improving immunty and effective drugs for treatmet be used.
Keywords: Influenza B Virus; Respiratory Tract Infections; Common Cold; RT-PCR
Received: 2015/10/13 | Accepted: 2015/10/13 | Published: 2015/10/13 | ePublished: 2015/10/13
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