OCD's Origins Might Not Lie in the Brain Like We Thought

10 months ago

OCD affects up to 3% of people globally and is difficult to treat.
A new study suggests gut bacteria may influence OCD development.
Six types of gut bacteria were identified as linked to OCD.
The study used Mendelian randomization to infer causality between gut bacteria and OCD.
Three bacteria types (Proteobacteria, Ruminococcaceae, Bilophila) may protect against OCD.
Three others (Bacillales, Eubacterium, Lachnospiraceae UCG001) may increase OCD risk.
Some of these bacteria have previously been linked to brain conditions like depression.
The study highlights the gut-brain axis and potential new treatment avenues.
Current OCD treatments are ineffective for 25-40% of patients.
Future research should explore gut microbiota's role in OCD more deeply.

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