Geneticists close in on how mosquitoes sniff out human sweat
A protein in the antennae of Aedes aegypti detects lactic acid wafting off skin
![mosquito](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/03/032719_sm_mosquito_feat.jpg?fit=860%2C460&ssl=1)
SCENT OF A HUMAN Geneticists have figured out one of the proteins that an Aedes aegypti mosquito (shown) needs to sniff that fascinating lactic acid from human sweat.
Alex Wild