Low doses of continuous penicillin exposure altered mouse pups’ microbiomes and gene expression in brain areas associated with emotional and cognitive function.
Angie Voyles Askham, Spectrum | Feb 17, 2022 | 4 min read
A study shows that a molecule produced by intestinal microbes can enter the brain and that its presence is also associated with altered brain connectivity.
Altering the rate of respiration in mitochondria changes how fast neurons grow, making mouse neurons grow more like human ones and vice versa, a study finds.
Rather than introducing small chunks of DNA as other viruses do, some giant viruses can contribute more than 1 million base pairs to a host’s genome, broadening the ways in which viruses may shape eukaryote evolution.