Zika Infections Could Bea Factor in More Pregnancies

A vacuum tube holds a blood-fed strain of Aedes aegypti mosquito in place under a microscope in a research lab insectary in the Hanson Biomedical Sciences Building at the University of Wisconsin-Madison on May 17, 2016. Courtesy of Jeff Miller/University of Wisconsin-Madison Zika virus infection passes efficiently from a pregnant monkey to its fetus, spreading inflammatory damage throughout the tissues that support the fetus and the fetus's developing nervous system, and suggesting a wider threa