Evidence map›Paper›PMID 36822364›Full record

ArticleMicrovascular research2023

Loss of cystatin C regulates permeability and inflammatory pathways in retina.

Li Liu, Youde Jiang, Jena J Steinle

Open access · greenAbstract read
In one paragraph

Article in Microvascular research, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
2.2field-weighted citation impact, top 13% 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

5 citing papers in PubMed, 8 citations in OpenAlex.

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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

3 authors at 1 institution in 1 country.

Li LiuDepartment of Ophthalmology, Visual, and Anatomical Sciences, Wayne State University School of Medicine, Detroit, MI 48201, USA.
Youde JiangDepartment of Ophthalmology, Visual, and Anatomical Sciences, Wayne State University School of Medicine, Detroit, MI 48201, USA.
Jena J SteinleDepartment of Ophthalmology, Visual, and Anatomical Sciences, Wayne State University School of Medicine, Detroit, MI 48201, USA. Electronic address: jsteinle@med.wayne.edu.
Wayne State University · US

Funding

Regional Pilot And Feasibility Study Grants ProgramP30DK020572 · NIDDK · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI DAVID P OLSON · 2013 to 2026
$24.3M
VISION RESEARCH--COREP30EY004068 · NEI · WAYNE STATE UNIVERSITY · PI LINDA D HAZLETT · 1985 to 2026
$13.2M
ALTERATION WITH AGE OF RESISTANCE TO EYE INFECTIONSR01EY002986 · NEI · WAYNE STATE UNIVERSITY · PI HAZLETT, LINDA D · 1985 to 2013
$6.2M
Role of Toll-Like Receptors in Bacterial KeratitisR01EY016058 · NEI · WAYNE STATE UNIVERSITY · PI HAZLETT, LINDA D · 2005 to 2023
$6.0M
Inhibition of HMGB1 as a protective mechanism against diabetic retinopathyR01EY028442 · NEI · WAYNE STATE UNIVERSITY · PI STEINLE, JENA J · 2018 to 2021
$1.8M
PKA and Epac1 inhibit TLR4 to protect the diabetic retinaR01EY030284 · NEI · WAYNE STATE UNIVERSITY · PI STEINLE, JENA J · 2020 to 2024
$1.7M
NEI NIH HHS P30 EY004068NEI NIH HHS R01 EY002986NEI NIH HHS R01 EY016058NEI NIH HHS R01 EY028442NEI NIH HHS R01 EY030284NIDDK NIH HHS P30 DK020572
6 · The paper itself

Abstract

Cystatin C has been linked to inflammation in other diseases, such as epilepsy and Alzheimer's disease. These studies were designed to investigate whether Cystatin C regulates retinal inflammation and permeability. To address this question, we used Cystatin C knockout mice in a retinal ischemia/reperfusion model to determine whether Cystatin C regulated retinal damage, as well as inflammatory mediators and retinal permeability. To support the mouse work, we also used primary retinal endothelial cells cultured in normal and high glucose. Ischemia/reperfusion in Cystatin C knockout mice caused increased formation of degenerate capillaries. Loss of Cystatin C increased fluorescein leakage in the retina, which was accompanied by reduced levels of zonula occludin 1 (ZO-1) and occludin proteins. When REC were grown in high glucose, recombinant Cystatin C decreased retinal permeability, while Cystatin C siRNA increased dextran flux compared to high glucose alone. Recombinant Cystatin C decreased levels of interleukin-1-beta (IL-1β) and high mobility group box 1 (HMGB1) levels. In conclusion, loss of Cystatin C increased vascular damage in response to ischemia/reperfusion. Cystatin C regulated permeability and inflammatory mediators in the retina in response to stressors. Cystatin C offers a new target for retinal disease therapeutic development.

Indexed as

Endothelial CellsRetinal DiseasesAnimalsCapillary PermeabilityCystatin CGlucoseInflammationIschemiaMiceMice, KnockoutOccludinRetinaCystatin CGlucoseOccludinCystatin CInflammationIschemia/reperfusionPermeability

Identifiers

PMID36822364
PMCPMC10258155
OpenAlexW4321438328

What OpenQuestion holds

Textmetadata
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Read underepoch 390

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.