Evidence map›Paper›PMID 31823923›Full record

ArticleThe Indian journal of medical research2019

Anticataractogenic effect of betaine in chick embryo hydrocortisone-induced cataract model.

Reşat Duman, Tolga Ertekin, Rahmi Duman, Ayhan Vurmaz, Ersan Çetinkaya, Hilal Güzel

Open access · diamondAbstract read
In one paragraph

Article in The Indian journal of medical research, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.1field-weighted citation impact, top 51% 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

4 citing papers in PubMed, 4 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

6 authors at 2 institutions in 1 country.

Reşat DumanDepartment of Ophthalmology, School of Medicine, Afyon Kocatepe University, Afyonkarahisar, Turkey.
Tolga ErtekinDepartment of Anatomy, School of Medicine, Afyon Kocatepe University, Afyonkarahisar, Turkey.
Rahmi DumanDepartment of Ophthalmology, School of Medicine, Afyon Kocatepe University, Afyonkarahisar, Turkey.
Ayhan VurmazDepartment of Clinical Biochemistry, School of Medicine, Afyon Kocatepe University, Afyonkarahisar, Turkey.
Ersan ÇetinkayaDepartment of Ophthalmology, Antalya Education & Research Hospital, Antalya, Turkey.
Hilal GüzelDepartment of Anatomy, School of Medicine, Afyon Kocatepe University, Afyonkarahisar, Turkey.
Afyon Kocatepe University · TRAntalya Eğitim ve Araştırma Hastanesi · TR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background & objectives: Cataract is one of the leading causes of blindness in the world. The aim of the present study was to investigate anticataractogenic effect of betaine in chick embryo hydrocortisone (HC)-induced cataract model. Methods: The study included 60 fertilized eggs divided into six groups each having 10 eggs: one group treated with only HC (HC group); three treated with both HC and different doses of betaine (HC/B 1.00, HC/B 0.50 and HC/B 0.25 groups) and two non-HC groups treated with only phosphate-buffered saline (PBS group) or betaine (B group). After the injections, lenses of the embryos were removed and classified into five stages according to the lens opacification. The amounts of reduced glutathione (GSH) in the removed lenses were measured. Results: All the lenses in non-HC-treated groups were clear, whereas in the HC-treated group, 90 per cent of the lenses had cataract (stages 4 and 5). The mean score of lens opacity was significantly lower in all HC/B groups compared to HC group (2.4-3.5 vs. 4.4, P<0.05). Among HC/B groups, the HC/B 0.25 group had significantly lower mean score of lens opacity compared to remaining HC/B groups treated with higher doses of betaine. In addition, the mean reduced GSH level was significantly higher in HC/B 0.25 group compared to HC, HC/B 1.00 and HC/B 0.50 groups (P<0.001). Interpretation & conclusions: The present results show beneficial anti-cataract and anti-oxidant effects of 0.25 μmol/egg betaine on HC-induced cataract in the chick embryo.

Indexed as

AnimalsBetaineCataractChick EmbryoGlutathioneHydrocortisoneBetaineGlutathioneHydrocortisoneBetaincataractchick embryohydrocortisoneoxidative stress

Identifiers

PMID31823923
PMCPMC6902364
OpenAlexW2990762737

What OpenQuestion holds

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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.