Genetically modified zebrafish provide new clues about the biology of aggression and anxiety

Genetically modified zebrafish provide new clues about the biology of aggression and anxiety

A new study published in Acta Physiologica suggests that one gene may play a big role in how animals react to social situations. Researchers in Austria found that zebrafish missing a gene called lrrtm4l1 were less aggressive and more anxious than normal fish. This gene is similar to one found in humans, and the results suggest it may help shape how the brain handles emotions and social behavior. The study provides clues about how certain mental …