1 The Solomon H. Snyder Department of Neuroscience, The Center for Sensory Biology, Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA. Electronic address: cpotter@jhmi.edu.
Mosquitoes use their sense of smell to find humans. A new study shows that the ionotropic receptor 8a (IR8a) plays a primary and non-redundant role in human host-seeking behaviors.