Molecular analyses of oral polio vaccine samples.

Humoral Immunity in Two Groups of Children Induced by Two Supplemental Doses of Oral Polio Vaccine, and in the Umbilical Cord Blood

Poliomyelitis Vaccine

The Epidemiology of poliomgelitis has been investigated in our country Pasteur Institute; the incidence of Poliomgelitis, after the age of 4 years i's rare, in Iran.  Passive antibody of maternal origin do not interfere with production of active antibody after immunization.  Inactivated Polio Vaccine (salk) has been effective in reducing the incidence of poliomge­litis by approximately 90 per ...

Stability Study of Razi Trivalent and Monovalent Oral Poliomyelitis Vaccine

Stability studies play a critical role in assuring product quality at all points in the vaccine life cycle. These studies used to determine vaccine expiry date and vaccine efficacy. Accelerated stability and long term stability study performed for three batches of trivalent oral poliomyelitis vaccine (OPV) and three batches of monovalent OPV (type1) manufactured by Razi institute. After samplin...

Evaluation of Adventitious Agents in MMR & Oral Poliomyelitis Vaccines

Background and Aims: Adventitious agents, especially viral agents are among the most important concerns in viral vaccines. Viral contamination of biological products may arise from the original source of the reagents such as, serum, trypsin, animal or human derived media components or cell culture and working seed or cross contamination of vaccine during production. In this study, adventitious ...

Insidious reintroduction of wild poliovirus into Israel, 2013.

Israel was certified as polio-free country in June 2002, along with the rest of the World Health Organization European Region. Some 11 years later, wild-type polio virus ₁ (WPV₁) was isolated initially from routine sewage samples collected between 7 and 13 April 2013 in two cities in the Southern district. WPV₁-specific analysis of samples indicated WPV₁ introduction into that area in early Feb...