Headlines
- New polio tools get green light from global vaccine experts
At its meeting last week in Geneva, the Strategic Advisory Group of Experts on immunization (SAGE) endorsed two important innovations for polio. It recommended that fractional doses of Sabin-based inactivated polio vaccine (IPV) be used in the same way as fractional doses of Salk-based IPV – helping stretch supply and reach more children. SAGE also backed the broader rollout of novel oral polio vaccine type 2 (nOPV2) to help stop persistent outbreaks of circulating variant poliovirus type 2 (cVDPV2) in some of the toughest places. More.
Summary of new polioviruses this week, cases and positive environmental isolates:
- Pakistan: three WPV1 cases
- Benin: one cVDPV2-positive environmental sample
- Nigeria: three cVDPV2 cases and two cVDPV2-positive environmental samples
- Papua New Guinea: 16 cVDPV2-positive environmental samples