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The serotonin theory of depression

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RSE did most of the writing, but the ideas originated from all the authors during discussions about the mechanisms of treatment options.

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Correspondence to Rif S. El-Mallakh.

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Competing interests

RSE receives grant funding from Sunovion, and is a speaker for Axsome, Intracellular, Janssen, Lundbeck, Noven, Otsuka, and Teva. The other authors declare no competing interests.

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El-Mallakh, R.S., Doroodgar, M., Elsayed, O.H. et al. The serotonin theory of depression. Mol Psychiatry 28, 3157 (2023).

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