Scientists have identified and mapped a two-stage communication pathway between the gut and brain that occurs during parasitic worm infections, leading to appetite suppression. The research, conducted using both cellular studies and live mouse models, reveals how immune cells in the gut coordinate with the brain following parasitic infection.
The study demonstrates that parasitic worm infections trigger a specific immune response in the gut that subsequently communicates with the brain through a previously unmapped mechanism. The researchers were able to trace this pathway using both in vitro cellular analysis and in vivo mouse studies, providing a comprehensive view of the gut-brain axis during parasitic infection.