Researchers Identify Potential Link Between Dengue Exposure, Severity Of Zika Infection; Studies Provide Insight Into Possible Vaccine Strategies
The Atlantic: A Surprising Link Between Zika and Dengue
“…New research shows that certain dengue antibodies can either neutralize Zika — or help it replicate. The findings, published in two separate papers on Thursday, may be a crucial step toward developing a vaccine for Zika…” (LaFrance, 6/23).
Reuters: Previous exposure to dengue may make Zika worse, scientists find
“…Dengue infections have increased dramatically over recent decades. The virus causes around 390 million infections a year globally — with 40 percent of the world’s population living in areas of risk. Dengue is common in Brazil, and the health ministry there reported a leap in cases this year…” (Kelland, 6/23).
USA TODAY: People previously infected with dengue may be more vulnerable to Zika virus
“…Authors of a study published Thursday in Nature found that two of the antibodies the body makes to fight dengue also prevent Zika infections. … In a second paper, published in Nature Immunology, researchers found that the vast majority of dengue antibodies do nothing to stop Zika infection. In fact, a lab experiment showed that most dengue antibodies actually helped Zika viruses proliferate and invade cells…” (Szabo, 6/23).
The KFF Daily Global Health Policy Report summarized news and information on global health policy from hundreds of sources, from May 2009 through December 2020. All summaries are archived and available via search.