Author

Qi Xiu Fu

Department of Psychiatry, Icahn School of Medicine at Mount Sinai; New York, NY, 10029, USAORCID 0009-0001-2053-2659Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Neuroscience· 2

Signature Assays, Organisms & Methods

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Assay:electronic health records· 2 Organism:human· 2 Research Focus:cell type annotation· 1 Research Focus:drug response / drug discovery· 1 Approach:machine learning (classical)· 1 Approach:statistical model· 1

Frequent Co-Authors

Ayaka KatoiD· 2 shared Brian Harris KopelliD· 2 shared Helen S. MaybergiD· 2 shared Ignacio SaeziD· 2 shared Matthew HefliniD· 2 shared P. Read MontagueiD· 2 shared Xiaosi GuiD· 2 shared Alec E. HartleiD· 1 shared

Activity by Year

2026-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 43 mutual co-author links

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2 shared papersNeuroscience

Ayaka KatoORCID

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2 papers

Recent·Most cited

NeurosciencebioRxivPreprintSep 20, 2026

Single neurons in the human substantia nigra encode social learning signals

Arianna N. Davis, Ofer Perl, Brian H. Kopell…·Xiaosi Gu

The paper records single neuron activity in the substantia nigra during social learning tasks and finds dopaminergic neurons encode norm prediction error valence more strongly during human vs computer interactions.

DOI 10.64898/2026.09.18.752742

humanelectronic health records

𝕏 PostBluesky

NeuroscienceBiological PsychiatryPeer-reviewedApr 25, 2026

Dopamine and serotonin transients predict depressive symptom relief following deep brain stimulation of human subcallosal cingulate cortex

Blair R. K. Shevlin, Qi Xiu Fu, Seth R. Batten…·Xiaosi Gu

This paper shows that dopamine and serotonin changes during deep brain stimulation predict symptom relief in treatment-resistant depression.

DOI 10.1016/j.biopsych.2026.03.353

humanelectronic health records

𝕏 PostBluesky