The phase 2 trials will enroll more than 5,000 adults and kids in Guinea and Liberia.
A prime-boost regimen in clinical trials shows immune response 1 year after vaccination.
Hong Kong's Centre for Health Protection (CHP) in a regular update today said the mainland from Mar 3 to Mar 9 reported 22 more H7N9 avian influenza cases, 3 of them fatal. The pace of infections in China's fifth and biggest wave has slowed some since illnesses peaked in February, but the country continues to report a steady stream of cases.
Neuraminidase inhibitors, the antiviral drugs given to fight and prevent influenza, pose no safety risks to fetuses or newborns, according to a new study published today in BMJ. This is the largest study on antiviral use and safety in pregnancy conducted to date.
A federal ethics committee that reviewed a research proposal to experimentally infect humans with Zika virus to help gauge the best approach to a vaccine has rejected the application, according to a report posted last week and first reported today by Stat.
The H7N9 avian influenza virus has sickened two more people in China. The infections were detected in two of the country's biggest cities: Beijing and Shanghai.
A recent study in the Journal of Human Lactation showed that pasteurizing breast milk kills both Ebola and Marburg viruses. The research was done at the Mother's Milk Bank of North Texas (MMBNT), and was conducted in the wake of the 2013-2016 Ebola outbreak.
Today China reported two more cases of H7N9 avian flu in Sichuan province, according to FluTrackers, an infectious disease tracking message board. The patients are in critical condition. According to translated news reports, no close family contacts have tested positive for the highly pathogenic strain.
Yesterday Brazil's health ministry reported 129 new suspected cases of yellow fever this week, with two more states, Goias and Matto Grosso do Sul, reporting infections. The country now has 550 suspected or confirmed cases of the mosquito-borne disease.
A study yesterday in PLoS Medicine shows that the larvicide pyriproxyfen (PPF) greatly reduces the number of adult Aedes mosquitoes, the vector that transmits Zika, yellow fever, and dengue.
