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The strong association between gut microbiota (GM) and brain functions such as mood, behaviour, and cognition has been well documented. Gut-brain axis is a unique bidirectional communication system between the gut and brain, in which gut microbes play essential role in maintaining various molecular and cellular processes. GM interacts with the brain through various pathways and processes including, metabolites, vagus nerve, HPA axis, endocrine system, and immune system to maintain brain...

In mountain ranges where weaver ants prowl the lowlands, insectivorous birds are more diverse higher up

Nation’s large size, but also questionable citation practices, could be inflating citation numbers, analysts say

Authors acknowledge “elemental errors” in a study showing ways to boost research replicability