Underreporting of Zika is Rife (IMAGE) Northeastern University Caption A team led by Northeastern professor Alessandro Vespignani responded to a "call to arms" to model the spread of the Zika virus, revealing the disparity between the number of reported cases and the number of projected cases of this largely asymptomatic disease. The results will help countries in the Americas plan a response. Credit Image by YoungHee Jang/Northeastern University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.