Evidence map›Paper›PMID 35397065›Full record

ArticleCurrent topics in behavioral neurosciences2022

Anhedonia in Depression and Bipolar Disorder.

Alexis E Whitton, Diego A Pizzagalli

Abstract read
In one paragraph

Article in Current topics in behavioral neurosciences, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed, 1 pooled it
68.4field-weighted citation impact, top 1% 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

38 citing papers in PubMed, 1 synthesis or guideline pooled it, 61 citations in OpenAlex.

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  18. Addressing Altered Anticipation as a Transdiagnostic Target Through Computational Psychiatry.Biological psychiatry. Cognitive neuroscience and neuroimaging · 2025
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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

2 authors at 2 institutions in 2 countries.

Alexis E WhittonBlack Dog Institute, University of New South Wales, Sydney, NSW, Australia.
Diego A PizzagalliCenter for Depression, Anxiety and Stress Research, McLean Hospital & Harvard Medical School, Belmont, MA, USA. dap@mclean.harvard.edu.
Black Dog Institute · AUMcLean Hospital · US

Funding

Project 4_Bruchas : Circuit-level Approaches for Dissecting Approach/Avoidance Behaviors Mediated by Nociceptin Systems in MiceP50MH119467 · NIMH · MCLEAN HOSPITAL · PI FRANK, MICHAEL J. · 2020 to 2024
$15.9M
Neuroimaging Studies of Reward Processing in DepressionR37MH068376 · NIMH · UNIVERSITY OF CALIFORNIA-IRVINE · PI Diego A Pizzagalli · 2016 to 2026
$7.4M
Early Life Stress and Depression: Molecular and Functional Imaging ApproachesR01MH095809 · NIMH · MCLEAN HOSPITAL · PI DU, FEI, PIZZAGALLI, DIEGO A · 2012 to 2024
$6.4M
NIMH NIH HHS P50 MH119467NIMH NIH HHS R01 MH095809NIMH NIH HHS R37 MH068376
6 · The paper itself

Abstract

Anhedonia is a hallmark feature of depression and is highly prevalent among individuals with mood disorders. The history and neurobiology of anhedonia has been most extensively studied in the context of unipolar Major Depressive Disorder (MDD), with converging lines of evidence indicating that marked anhedonia heralds a more chronic and treatment-refractory illness course. Furthermore, findings from neuroimaging studies suggest that anhedonia in MDD is associated with aberrant reward-related activation in key brain reward regions, particularly blunted reward anticipation-related activation in the ventral striatum. However, the ongoing clinical challenge of treating anhedonia in the context of Bipolar Disorder (BD) also highlights important gaps in our understanding of anhedonia's prevalence, severity, and pathophysiology along the entire mood disorder spectrum. In addition, although current theoretical models posit a key role for reward hyposensitivity in BD depression, unlike studies in MDD, studies in BD do not clearly show evidence for reduced reward-related activation in striatal or other brain regions. Although further research is needed, the evidence to date hints at a divergent pathophysiology for anhedonia in unipolar and bipolar mood disorders, which, if better understood, could lead to significant improvements in the diagnosis and treatment of MDD and BD.

Indexed as

Bipolar DisorderMajor Depressive DisorderVentral StriatumAnhedoniaDepressionHumansMagnetic Resonance ImagingRewardAnhedoniaBipolar disorderEpidemiologyMajor depressive disorderNeuroimagingPhenomenologyReward processing

Identifiers

PMID35397065
PMCPMC12665610
OpenAlexW4223540410

What OpenQuestion holds

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Registered trials

None linked

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.