Evidence map›Paper›PMID 26310155›Full record

ReviewProgress in molecular biology and translational science2015

Lens Biology and Biochemistry.

J Fielding Hejtmancik, S Amer Riazuddin, Rebecca McGreal, Wei Liu, Ales Cvekl, Alan Shiels

Open access · greenAbstract readReview
In one paragraph

Review in Progress in molecular biology and translational science, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers.

0numbers the graph read from it
0cells of the map it votes in
55citing papers in PubMed
6.8field-weighted citation impact, top 3% 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

55 citing papers in PubMed, 105 citations in OpenAlex.

  1. Article
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  18. Binding of βInternational journal of molecular sciences · 2023
    Article
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  20. 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

6 authors at 4 institutions in 1 country.

J Fielding HejtmancikOphthalmic Genetics and Visual Function Branch, National Eye Institute, National Institutes of Health, Bethesda, Maryland, USA.
S Amer RiazuddinThe Wilmer Eye Institute, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.
Rebecca McGrealDepartment of Genetics and Ophthalmology, Albert Einstein College of Medicine, Bronx, New York, USA; Department of Ophthalmology and Visual Sciences, Albert Einstein College of Medicine, Bronx, New York, USA.
Wei LiuDepartment of Genetics and Ophthalmology, Albert Einstein College of Medicine, Bronx, New York, USA; Department of Ophthalmology and Visual Sciences, Albert Einstein College of Medicine, Bronx, New York, USA.
Ales CveklDepartment of Genetics and Ophthalmology, Albert Einstein College of Medicine, Bronx, New York, USA; Department of Ophthalmology and Visual Sciences, Albert Einstein College of Medicine, Bronx, New York, USA.
Alan ShielsDepartment of Ophthalmology and Visual Sciences, Washington University School of Medicine, St. Louis, Missouri, USA. Electronic address: Shiels@vision.wustl.edu.
Albert Einstein College of Medicine · USJohns Hopkins Medicine · USNational Institutes of Health · USWashington University in St. Louis · US

Funding

Clinical/molecular Studies In Families With Congenital Or Hereditary CataractsZIAEY000281 · NEI · NATIONAL EYE INSTITUTE · PI HEJTMANCIK, JAMES F. · 2009 to 2025
$18.1M
HUMAN LENS CONNEXIN GENES IN HEREDITARY CATARACTR01EY012284 · NEI · WASHINGTON UNIVERSITY · PI SHIELS, ALAN · 1998 to 2014
$5.4M
EPH-RECEPTOR SIGNALING IN LENS DEVELOPMENT AND AGINGR01EY023549 · NEI · WASHINGTON UNIVERSITY · PI SHIELS, ALAN · 2013 to 2017
$1.7M
NEI NIH HHS R01 EY012284NEI NIH HHS R01 EY023549
6 · The paper itself

Abstract

The primary function of the lens resides in its transparency and ability to focus light on the retina. These require both that the lens cells contain high concentrations of densely packed lens crystallins to maintain a refractive index constant over distances approximating the wavelength of the light to be transmitted, and a specific arrangement of anterior epithelial cells and arcuate fiber cells lacking organelles in the nucleus to avoid blocking transmission of light. Because cells in the lens nucleus have shed their organelles, lens crystallins have to last for the lifetime of the organism, and are specifically adapted to this function. The lens crystallins comprise two major families: the βγ-crystallins are among the most stable proteins known and the α-crystallins, which have a chaperone-like function. Other proteins and metabolic activities of the lens are primarily organized to protect the crystallins from damage over time and to maintain homeostasis of the lens cells. Membrane protein channels maintain osmotic and ionic balance across the lens, while the lens cytoskeleton provides for the specific shape of the lens cells, especially the fiber cells of the nucleus. Perhaps most importantly, a large part of the metabolic activity in the lens is directed toward maintaining a reduced state, which shelters the lens crystallins and other cellular components from damage from UV light and oxidative stress. Finally, the energy requirements of the lens are met largely by glycolysis and the pentose phosphate pathway, perhaps in response to the avascular nature of the lens. Together, all these systems cooperate to maintain lens transparency over time.

Indexed as

CrystallinsCytoskeletal ProteinsGap JunctionsHumansLens, CrystallineMembrane ProteinsModels, BiologicalCrystallinsCytoskeletal ProteinsMembrane ProteinsCrystallinsLensMembrane proteinsTransparency

Identifiers

PMID26310155
PMCPMC5538311
OpenAlexW1713085409

What OpenQuestion holds

Textmetadata
LicenceTDM
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.