The study, which appears in the online edition of the journal Gastroenterology, provide stimulus for to investigate a microbial link to behavioral illnesses.
Working with mice, researchers disrupted the normal bacterial content of the gut with antibiotics to produce changes in behavior, accompanied by an increase in brain derived neurotrophic factor (BDNF), which has been linked to depression and anxiety. When oral antibiotics were discontinued, bacteria in the gut returned to normal.
Read the McMaster University study on gastroenterology.
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