by Stephen Lyons, Children’s Hospital Boston If you’ve never heard of the choroid plexus, you’re not alone. In fact, few neuroscientists know much about this part of the brain. In the words of the late comedian Rodney Dangerfield, the choroid plexus “don’t get no respect.” But that’s beginning to change, thanks in part to Maria Lehtinen, Ph.D., who has made the choroid plexus the focus of her research....