When bugs swipe left

Vinegar flies use pheromones to ensure that they court and mate with members of the same species. As new fly species split off from a common ancestor, but continue to share the same environment, they need a way to rapidly diversify their pheromones to suppress inter-species mating. New research identifies a link between the genetic instructions for the production and perception of sex pheromones.

New Approach Methodologies, Single Cell RNAseq, and More Featured in 2021 Toxicological Sciences

Toxicological Sciences delivers cutting-edge research in toxicology in the areas of clinical and translational toxicology, emerging technologies, and more in the August 2021 issue.

What Induces Sleep? For Fruit Flies It’s Stress at the Cellular Level

Sleep-deprived fruit flies helped reveal what induces sleep. University of Oxford researchers Anissa Kempf, Gero Miesenböck, and colleagues reveal that fruit fly sleep is driven by oxidative stress, the imbalance of free radicals and antioxidants in the body.