Research data · Disease model and test

Tail suspension test in depression research

From 2021 to 2025, 983 animal research papers on depression mentioned the tail suspension test in their title or abstract.

That is 2.1 times the 461 papers of 2011 to 2015. Between the same two periods, the papers on depression that mention any of the 90 tests we count grew more slowly, to 1.5 times as many.

983 papers on depression from 2021 to 2025 mentioned the tail suspension test
35% of the papers on depression that mention any test mention the tail suspension test
70% of the papers that mention the tail suspension test are on depression
2.1 times as many papers as in 2011 to 2015

Papers by year

Animal research papers on depression that mention the tail suspension test, by year, 2001 to 2026

The 2026 bar counts papers added to PubMed by November 8, 2026.

  • Papers in a full year
  • 2026 so far
Show the counts for each year
Papers by year
YearPapers
20016
20025
200314
200414
20055
200618
200726
200839
200941
201057
201162
201278
2013106
2014119
201596
2016142
2017147
2018154
2019182
2020159
2021174
2022201
2023154
2024188
2025266
2026 (part year)211

Papers on depression that mention the tail suspension test fell from 174 in 2021 to 154 in 2023, then rose to 266 in 2025. Part of this dip may come from PubMed's indexing rather than from fewer studies. Where PubMed has indexed a paper, we take its disease models from that indexing. Otherwise PubTator 3, NCBI's text-mining service, has to find the disease in the title or abstract, or the paper is not counted here. Papers that PubMed indexed under the subject heading Animals also fell and rose, from 200,221 in 2021 to 156,447 in 2023 and 235,479 in 2025.

Which species the papers used

Each bar is a share of the 983 papers from 2021 to 2025. A paper can use more than one species, so the shares can add to more than 100%.

Species

Mouse
882 papers 90%
Rat
133 papers 14%
Other animals
8 papers 1%
Zebrafish
3 papers under 1%
Nonhuman primate
1 paper under 1%

“Other animals” counts papers that use none of the species this chart names.

Tests mentioned alongside the tail suspension test

Each bar is one test, with how many of the 983 papers also mention it, and what share that is. Of these papers, 61 (6%) mention no other test.

The 12 tests these papers mention most

700 papers 71%
363 papers 37%
209 papers 21%
50 papers 5%
48 papers 5%
40 papers 4%
27 papers 3%
19 papers 2%

Which papers count

A paper counts here when it is animal research, mentions the tail suspension test in its title or abstract, and studies depression.

We tell whether a paper studies depression from its MeSH terms, the subject headings the National Library of Medicine adds when it indexes a paper. For a paper without MeSH terms, PubTator 3, NCBI's text-mining service, has to find the disease in the title or abstract. A paper can count under more than one disease model. A paper that mentions the test only in its methods is missed, so the count runs low.

The page on depression research names the subject headings we count as depression. Download the test list for the search terms we used for the tail suspension test, or the paper list for the PubMed ID of every paper behind these counts. Our main page, Behavioral tests in published research, has the full method and each source's terms of use.

More tests and disease models

Every pairing of a disease model and a test with 30 or more papers from 2021 to 2025 has a page like this one.

The page on the tail suspension test counts all the papers that mention it, whatever they study. The page on depression research ranks the tests by their papers on depression.

How to cite

APA

ConductScience. (2026, November 10). Tail suspension test in depression research [Data set]. https://conductscience.com/resources/data/behavioral-tests/models/depression/tail-suspension-test

BibTeX

@misc{conductscience_depression_tail_suspension_test_2026,
  author = {{ConductScience}},
  title = {Tail suspension test in depression research},
  year = {2026},
  month = nov,
  url = {https://conductscience.com/resources/data/behavioral-tests/models/depression/tail-suspension-test},
  note = {Data set, released November 10, 2026},
}

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