Evidence map›Paper›PMID 39239324›Full record

ArticleAging biology2023

Cellular senescence exacerbates features of aging in the eyes.

Koji Kitazawa, Kohsaku Numa, Sandip Kumar Patel, Christina D King, Akifumi Matsumoto, Chie Sotozono, Pierre-Yves Desprez, Birgit Schilling, Judith Campisi

Abstract read
In one paragraph

Article in Aging biology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

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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

9 authors.

Koji KitazawaBuck Institute for Research on Aging, 8001 Redwood Boulevard, Novato, CA 94945, USA.
Kohsaku NumaBuck Institute for Research on Aging, 8001 Redwood Boulevard, Novato, CA 94945, USA.
Sandip Kumar PatelBuck Institute for Research on Aging, 8001 Redwood Boulevard, Novato, CA 94945, USA.
Christina D KingBuck Institute for Research on Aging, 8001 Redwood Boulevard, Novato, CA 94945, USA.
Akifumi MatsumotoKyoto Prefectural University of Medicine, Department of Ophthalmology, Kyoto, 6020841, Japan.
Chie SotozonoKyoto Prefectural University of Medicine, Department of Ophthalmology, Kyoto, 6020841, Japan.
Pierre-Yves DesprezBuck Institute for Research on Aging, 8001 Redwood Boulevard, Novato, CA 94945, USA.
Birgit SchillingBuck Institute for Research on Aging, 8001 Redwood Boulevard, Novato, CA 94945, USA.
Judith CampisiBuck Institute for Research on Aging, 8001 Redwood Boulevard, Novato, CA 94945, USA.

Funding

THE IMPACT OF CELLULAR DEFENSE ON THE ROLE OF Ku80 IN GENOME MAINTENANCE AND LONGP01AG017242 · NIA · UNIVERSITY OF TEXAS HLTH SCI CTR SAN ANT · PI VIJG, JAN · 1999 to 2023
$46.1M
CELLULAR SENESCENCE AND CONTROL OF GENE EXPRESSIONR37AG009909 · NIA · UNIVERSITY OF CALIF-LAWRENC BERKELEY LAB · PI CAMPISI, JUDITH · 1995 to 2015
$7.6M
Quantitative Proteomics to Develop Robust Senescence-Related Biomarkers for AgingU01AG060906 · NIA · BUCK INSTITUTE FOR RESEARCH ON AGING · PI SCHILLING, BIRGIT · 2018 to 2022
$4.0M
Cellular senescence and control of gene expressionR56AG009909 · NIA · BUCK INSTITUTE FOR RESEARCH ON AGING · PI CAMPISI, JUDITH · 2017 to 2017
$592k
NIA NIH HHS P01 AG017242NIA NIH HHS R37 AG009909NIA NIH HHS R56 AG009909NIA NIH HHS U01 AG060906
6 · The paper itself

Abstract

Aging is a process often associated with various age-related diseases. Senescence is one of the hallmarks of aging, and senescent cells acquire a complex, often pro-inflammatory, secretory phenotype termed the senescence-associated secretory phenotype (SASP). Here we show that ocular surface cells from human cornea become senescent upon X-irradiation, characterized by increased SA-β-gal activity, decreased cell proliferation, increased expression of p16, and disruption of epithelial barrier. Comprehensive transcriptomic and proteomic analysis revealed that human senescent ocular cells acquire a SASP that disrupts epithelial barrier function. During aging in mice, senescent ocular cells accumulate, resulting in decreased epithelial barrier and chronic inflammation. Lacrimal gland excision, which leads to symptoms of dry eye (DE), resulted in corneal opacity associated with severe angiogenesis only in aged mice but not in young mice, and early senolytic treatment protected old DE mice from corneal opacity. In conclusion, senescent cells alter the ocular microenvironment through their SASP and eliminating these cells could represent a potential approach to alleviate symptoms associated with aged ocular surface.

Indexed as

dry eyelacrimal gland excisionmouse modelsocular surfaceproteomicssenescence-associated secretory phenotype

Identifiers

PMID39239324
PMCPMC11375756

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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.