Introduction of Inactivated Poliovirus Vaccine and Trivalent Oral Polio Vaccine/Bivalent Oral Polio Vaccine Switch in the African Region
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چکیده
منابع مشابه
Cessation of Trivalent Oral Poliovirus Vaccine and Introduction of Inactivated Poliovirus Vaccine - Worldwide, 2016.
Since the 1988 World Health Assembly resolution to eradicate poliomyelitis, transmission of the three types of wild poliovirus (WPV) has been sharply reduced (1). WPV type 2 (WPV2) has not been detected since 1999 and was declared eradicated in September 2015. Because WPV type 3 has not been detected since November 2012, WPV type 1 (WPV1) is likely the only WPV that remains in circulation (1). ...
متن کاملLive Oral Poliovirus Vaccine after DPT Polio Vaccine.
In the editorial note on Controlled Drugs which I contributed to the issue of September 9 (Canad. M. A. J., 85: 661, 1961), I find that I have overstated the case for written prescriptions for the amphetamines and the barbiturates. Pharmacists may dispense Controlled Drugs on the strength of a prescription given verbally by a physician as well as by a prescription in writing. The pharmacist mus...
متن کاملIntroduction of Inactivated Poliovirus Vaccine and Switch from Trivalent to Bivalent Oral Poliovirus Vaccine — Worldwide, 2013–2016
Since the 1988 World Health Assembly resolution to eradicate poliomyelitis (polio), transmission of wild poliovirus (WPV) has been interrupted in all countries except Afghanistan, Nigeria, and Pakistan. No polio cases caused by WPV type 2 (WPV2) have been identified since 1999, and WPV type 3 has not been detected since November 11, 2012. This progress has been achieved through widespread use o...
متن کاملThe global switch from trivalent oral polio vaccine (tOPV) to bivalent oral polio vaccine (bOPV): facts, experiences and lessons learned from the south-south zone; Nigeria, April 2016
BACKGROUND The globally synchronized switch from trivalent Oral Polio Vaccine (tOPV) to bivalent Oral Polio Vaccine (bOPV) took place in Nigeria on April 18th 2016. The country is divided into six geopolitical zones. This study reports the experiences and lessons learned from the switch process in the six states that make up Nigeria's south-south geopolitical zone. METHODS This was a descript...
متن کاملPolio eradication. Efficacy of inactivated poliovirus vaccine in India.
Inactivated poliovirus vaccine (IPV) is efficacious against paralytic disease, but its effect on mucosal immunity is debated. We assessed the efficacy of IPV in boosting mucosal immunity. Participants received IPV, bivalent 1 and 3 oral poliovirus vaccine (bOPV), or no vaccine. A bOPV challenge was administered 4 weeks later, and excretion was assessed 3, 7, and 14 days later. Nine hundred and ...
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ژورنال
عنوان ژورنال: The Journal of Infectious Diseases
سال: 2017
ISSN: 0022-1899,1537-6613
DOI: 10.1093/infdis/jiw616