In a startling study by researchers with Oregon Health & Science University and Anhui University in China, work with a mouse model found that elevated brain levels of the happy hormone neurotransmitter serotonin also resulted in elevated behavioural symptoms of tinnitus....
No actionable change — this is a preliminary mouse-model study; findings cannot yet be applied to human tinnitus management.
If serotonin's role in tinnitus is confirmed in humans, it could open new treatment targets, which is particularly significant given the lack of approved pharmacological therapies for tinnitus.
- 01Mouse-model study links elevated brain serotonin levels to increased tinnitus-like behaviour.
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