A recent study is the first to show that prior dengue infection in people infected with Zika does not necessarily lead to a worse illness. UTMB’s Nikos Vasilakis, a co-author of the study, said the findings suggest other factors may be responsible for Zika congenital syndrome. This news also reported in Science Daily, Science Newsline, Infection Control Today, NewsDog, Outbreak News Today, EurekAlert! and The Medical News.