Evidence map›Paper›PMID 39236161›Full record

ArticleScience (New York, N.Y.)2024

Bacteria can anticipate the seasons: Photoperiodism in cyanobacteria.

Maria Luísa Jabbur, Benjamin P Bratton, Carl Hirschie Johnson

Abstract read
In one paragraph

Article in Science (New York, N.Y.), 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing 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

17 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
  4. Article
  5. Revitalizing the "biology" in "chronobiology".Npj biological timing and sleep · 2026
    Review
  6. Nocturnal hydration prepares desert cyanobacteria for dawn-light harvesting by inducing phycoerythrin synthesis.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  7. Article
  8. Review
  9. Review
  10. Article
  11. Article
  12. Article
  13. Article
  14. Red-light signaling pathway activates desert cyanobacteria to prepare for desiccation tolerance.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  15. Time to start taking time seriously: how to investigate unexpected biological rhythms within infectious disease research.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2025
    Review
  16. Article
  17. Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors.

Maria Luísa JabburDepartment of Biological Sciences, Vanderbilt University, Nashville, TN, USA.ORCID 0009-0007-0486-3881
Benjamin P BrattonDepartment of Pathology, Microbiology and Immunology, Vanderbilt University Medical Center, Nashville, TN, USA.ORCID 0000-0003-1128-2560
Carl Hirschie JohnsonDepartment of Biological Sciences, Vanderbilt University, Nashville, TN, USA.ORCID 0000-0003-2878-3193

Funding

Mentoring CoreP20GM103418 · NIGMS · UNIVERSITY OF KANSAS MEDICAL CENTER · PI Douglas E Wright · 2012 to 2026
$63.0M
Overall: Eunice Kennedy Shriver Intellectual and Developmental Disabilities Research Center at VanderbiltP50HD103537 · NICHD · VANDERBILT UNIVERSITY MEDICAL CENTER · PI Jeffrey L Neul · 2020 to 2026
$10.3M
Circadian Programs in BacteriaR37GM067152 · NIGMS · VANDERBILT UNIVERSITY · PI JOHNSON, CARL HIRSCHIE · 2015 to 2024
$4.1M
Regulation and Significance of Sustained Circadian OscillationsR01GM107434 · NIGMS · VANDERBILT UNIVERSITY · PI JOHNSON, CARL HIRSCHIE · 2013 to 2024
$4.0M
Circadian Programs in BacteriaR01GM067152 · NIGMS · VANDERBILT UNIVERSITY · PI JOHNSON, CARL HIRSCHIE · 2003 to 2014
$3.9M
NICHD NIH HHS P50 HD103537NIGMS NIH HHS P20 GM103418NIGMS NIH HHS R01 GM067152NIGMS NIH HHS R01 GM107434NIGMS NIH HHS R37 GM067152
6 · The paper itself

Abstract

Photoperiodic time measurement is the ability of plants and animals to measure differences in day versus night length (photoperiod) and use that information to anticipate critical seasonal transformations, such as annual temperature cycles. This timekeeping phenomenon triggers adaptive responses in higher organisms, such as gonadal stimulation, flowering, and hibernation. Unexpectedly, we observed this capability in cyanobacteria-unicellular prokaryotes with generation times as short as 5 to 6 hours. Cyanobacteria exposed to short, winter-like days developed enhanced resistance to cold mediated by desaturation of membrane lipids and differential programs of gene transcription, including stress response pathways. As in eukaryotes, this photoperiodic timekeeping required an intact circadian clockwork and developed over multiple cycles of photoperiod. Therefore, photoperiodic timekeeping evolved in much simpler organisms than previously appreciated and enabled genetic responses to stresses that recur seasonally.

Indexed as

Cold TemperatureCyanobacteriaPhotoperiodSeasonsCircadian ClocksGene Expression Regulation, BacterialSynechococcusTranscription, Genetic

Identifiers

PMID39236161
PMCPMC11473183

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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.