Evidence map›Paper›PMID 39596894›Full record

ArticleBiology2024

Dose-Dependent Cognitive Decline, Anxiety, and Locomotor Impairments Induced by Doxorubicin: Evidence from an Animal Model.

Ângela Amaro-Leal, Ana I Afonso, Filipa Machado, Liana Shvachiy, Isabel Rocha, Tiago F Outeiro, Vera Geraldes

Abstract read
In one paragraph

Article in Biology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
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

3 citing papers in PubMed.

  1. Treatment-Related Changes in Cerebrospinal Fluid Markers of Oxidative Stress and Neurodegeneration during Therapy for Childhood Acute Lymphoblastic Leukemia.Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology · 2025
    Trial
  2. Review
  3. Review
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

7 authors.

Ângela Amaro-LealEgas Moniz Center for Interdisciplinary Research (CiiEM), Egas Moniz School of Health & Science, 2829-511 Almada, Portugal.ORCID 0000-0001-7191-6372
Ana I AfonsoFaculdade de Medicina, Universidade de Lisboa, Av. Prof Egas Moniz, 1649-028 Lisbon, Portugal.ORCID 0000-0003-0868-8615
Filipa MachadoFaculdade de Medicina, Universidade de Lisboa, Av. Prof Egas Moniz, 1649-028 Lisbon, Portugal.ORCID 0000-0002-8169-6198
Liana ShvachiyCentro Cardiovascular da Universidade de Lisboa, Faculdade de Medicina, Universidade de Lisboa, Av. Prof Egas Moniz, 1649-028 Lisbon, Portugal.ORCID 0000-0002-4576-0017
Isabel RochaFaculdade de Medicina, Universidade de Lisboa, Av. Prof Egas Moniz, 1649-028 Lisbon, Portugal.
Tiago F OuteiroDepartment of Experimental Neurodegeneration, Center for Biostructural Imaging of Neurodegeneration, University Medical Center Göttingen, 37073 Göttingen, Germany.ORCID 0000-0003-1679-1727
Vera GeraldesFaculdade de Medicina, Universidade de Lisboa, Av. Prof Egas Moniz, 1649-028 Lisbon, Portugal.ORCID 0000-0003-1275-3459

Funding

Foundation for Science and Technology (FCT) PTDC/MEC-CAR/31626/2017
6 · The paper itself

Abstract

Cognitive impairment and anxiety are common side effects of chemotherapy, particularly with the use of doxorubicin (DOX), known as "chemobrain". This study aimed to examine the dose-dependent effects of DOX on cognitive decline, anxiety, and locomotor activity in healthy female Wistar rats. The rats were divided into groups receiving low (2 mg/kg), intermediate (4 mg/kg), and high (5 mg/kg) doses of DOX for four weeks, alongside a control group. Behavioral tests, including open field, elevated plus maze, and Y-maze tests, assessed anxiety, locomotion, and cognitive performance, while brain tissue analysis evaluated neuroinflammation using markers such as GFAP and Iba-1. The results showed that all doses of DOX induced anxiety-like behavior, reduced locomotion, and caused neuroinflammation in the hippocampus, with more severe effects at higher doses. Notably, high-dose DOX also caused short-term memory deficits. These findings highlight the dose-dependent nature of DOX's impact on behavior and cognition, suggesting that DOX plays a key role in the development of cognitive symptoms during chemotherapy. Further research is needed to understand the mechanisms behind these effects and to explore potential interventions.

Indexed as

anxietychemotherapy-induced cognitive impairmentcognitive dysfunctiondoxorubicin

Identifiers

PMID39596894
PMCPMC11592173

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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.