Evidence map›Paper›PMID 26122042›Full record

ArticleBMC complementary and alternative medicine2015

Lutein dietary supplementation attenuates streptozotocin-induced testicular damage and oxidative stress in diabetic rats.

Amal J Fatani, Salim S Al-Rejaie, Hatem M Abuohashish, Abdullah Al-Assaf, Mihir Y Parmar, Mohammed M Ahmed

Open access · goldAbstract read
In one paragraph

Article in BMC complementary and alternative medicine, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
6.4field-weighted citation impact, top 4% 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

16 citing papers in PubMed, 52 citations in OpenAlex.

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  11. Vitamin DJournal of diabetes research · 2019
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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 1 institution in 1 country.

Amal J FataniDepartment of Pharmacology and Toxicology, College of Pharmacy, King Saud University, P.O. Box 55760, Riyadh, 11544, Saudi Arabia. amfatani@ksu.edu.sa.
Salim S Al-RejaieDepartment of Pharmacology and Toxicology, College of Pharmacy, King Saud University, P.O. Box 55760, Riyadh, 11544, Saudi Arabia. rejaie@hotmail.com.
Hatem M AbuohashishDepartment of Pharmacology and Toxicology, College of Pharmacy, King Saud University, P.O. Box 55760, Riyadh, 11544, Saudi Arabia. hatem.abuohashish@yahoo.com.
Abdullah Al-AssafDepartment of Science and Nutrition, College of Food and Agricultural Sciences, King Saud University-11544, Riyadh, Saudi Arabia. alassaf@ksu.edu.sa.
Mihir Y ParmarDepartment of Pharmacology and Toxicology, College of Pharmacy, King Saud University, P.O. Box 55760, Riyadh, 11544, Saudi Arabia. mihirparmar4uonly@yahoo.com.
Mohammed M AhmedDepartment of Pharmacology and Toxicology, College of Pharmacy, King Saud University, P.O. Box 55760, Riyadh, 11544, Saudi Arabia. mmahmed114@yahoo.com.
King Saud University · SA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundDiabetes mellitus with the successive generation of reactive oxygen species signifies a major risk factor for testicular dysfunction. Antioxidant supplements are one of the best options to prevent such disorder. In the present study, lutein as dietary supplement has been used to explore its potential protective effects against diabetes-induced oxidative stress in testicular cells.

methodsDiabetes was induced using a single i.p. injection of streptozotocin (STZ). Lutein was mixed with rat chow powder and supplemented to diabetic rats for 5 weeks. Serum testosterone levels were estimated. In testicular cells, thiobarbituric acid reactive substances (TBARS), total sulfhydryl groups (T-GSH), non-protein sulfhydryl groups (NP-SH), superoxide dismutase (SOD) and catalase (CAT) activities were measured. Pro-inflammatory mediators like tumor necrosis factor α (TNF-α) and interleukin 1β (IL-1β) were measured in the testis. Nucleic acids and total protein (TP) levels were also estimated in testicular cells. Histopathological changes were evaluated in testis.

resultsSerum testosterone level was significantly decreased in diabetic animals compared to controls. Diabetes markedly reduced T-GSH, NP-SH, CAT and SOD, while TBARS, TNF-α and IL-1β levels were increased in the diabetic testis compared to non-diabetic controls. Lutein supplementation, significantly and dose dependently increased the serum testosterone level. The elevated TBARS levels were significantly decreased compared to diabetic group, while the decreased levels of T-GSH and NP-SH and activities of CAT and SOD were found increased by lutein treatments in dose dependent manner. Lutein pretreatment also inhibited the TNF-α and IL-1β levels compared to diabetic group. The decreased values of nucleic acids and total protein in diabetic group were also significantly increased in lutein supplemented groups. The histopathological evaluation revealed protection the damaged testicular cells in the diabetic rats by lutein supplementation.

conclusionThese findings showed that lutein has potential beneficial effects in diabetes-induced testicular damage, probably through its antioxidant and anti-inflammatory properties.

Indexed as

Dietary SupplementsAnimalsLuteinMaleOxidative StressRatsStreptozocinTestisLuteinStreptozocin

Identifiers

PMID26122042
PMCPMC4486605
OpenAlexW2124333585

What OpenQuestion holds

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LicenceCC BY
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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.