Evidence map›Paper›PMID 34158615›Full record

ArticleNeuropsychopharmacology : official publication of the American College of Neuropsychopharmacology2021

Transcriptome-wide association study of treatment-resistant depression and depression subtypes for drug repurposing.

Chiara Fabbri, Oliver Pain, Saskia P Hagenaars, Cathryn M Lewis, Alessandro Serretti

Open access · hybridAbstract read
In one paragraph

Article in Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed, 1 pooled it
2.1field-weighted citation impact, top 13% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

25 citing papers in PubMed, 1 synthesis or guideline pooled it, 46 citations in OpenAlex.

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  6. Comparative polygenic predispositions of treatment-resistant depression in East Asian and European populations.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2026
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 2 institutions in 2 countries.

Chiara FabbriDepartment of Biomedical and Neuromotor Sciences, University of Bologna, Bologna, Italy. chiara.fabbri@yahoo.it.ORCID http://orcid.org/0000-0003-0276-7865
Oliver PainInstitute of Psychiatry, Psychology & Neuroscience, King's College London, London, UK.
Saskia P HagenaarsInstitute of Psychiatry, Psychology & Neuroscience, King's College London, London, UK.
Cathryn M LewisInstitute of Psychiatry, Psychology & Neuroscience, King's College London, London, UK.ORCID http://orcid.org/0000-0002-8249-8476
Alessandro SerrettiDepartment of Biomedical and Neuromotor Sciences, University of Bologna, Bologna, Italy.ORCID http://orcid.org/0000-0003-4363-3759
King's College London · GBUniversity of Bologna · IT

Funding

Department of HealthMedical Research Council MC_PC_17228Medical Research Council MC_QA137853Medical Research Council MR/S0151132Medical Research Council MR/S015132/1
6 · The paper itself

Abstract

Major depressive disorder (MDD) is the single largest contributor to global disability and up to 20-30% of patients do not respond to at least two antidepressants (treatment-resistant depression, TRD). This study leveraged imputed gene expression in TRD to perform a drug repurposing analysis. Among those with MDD, we defined TRD as having at least two antidepressant switches according to primary care records in UK Biobank (UKB). We performed a transcriptome-wide association study (TWAS) of TRD (n = 2165) vs healthy controls (n = 11,188) using FUSION and gene expression levels from 21 tissues. We identified compounds with opposite gene expression signatures (ConnectivityMap data) compared to our TWAS results using the Kolmogorov-Smirnov test, Spearman and Pearson correlation. As symptom patterns are routinely assessed in clinical practice and could be used to provide targeted treatments, we identified MDD subtypes associated with TRD in UKB and analysed them using the same pipeline described for TRD. Anxious MDD (n = 14,954) and MDD with weight gain (n = 4697) were associated with TRD. In the TWAS, two genes were significantly dysregulated (TMEM106B and ATP2A1 for anxious and weight gain MDD, respectively). A muscarinic receptor antagonist was identified as top candidate for repurposing in TRD; inhibition of heat shock protein 90 was the main mechanism of action identified for anxious MDD, while modulators of metabolism such as troglitazone showed promising results for MDD with weight gain. This was the first TWAS of TRD and associated MDD subtypes. Our results shed light on possible pharmacological approaches in individuals with difficult-to-treat depression.

Indexed as

Depressive Disorder, Treatment-ResistantMajor Depressive DisorderDepressionDrug RepositioningHumansMembrane ProteinsNerve Tissue ProteinsTranscriptomeMembrane ProteinsNerve Tissue ProteinsTMEM106B protein, human

Identifiers

PMID34158615
PMCPMC8357803
OpenAlexW3175207644

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.