Evidence map›Paper›PMID 42098321›Full record

ArticleScientific reports2026

ATRA-mediated RAR-α activation attenuates acrylamide-induced testicular toxicity.

Hamada Ahmed Mokhlis, Mohammed Helmy Rashed, Ibrahim Ghalib Saleh, Mahmoud Gomaa Eldeib, Ahmed A El-Husseiny, Emad Gamil Khidr, Maher H Gomaa, Hesham S Gad, Mohamed R Elnagar, Mahmoud Mohamed Mokhtar and 1 more

Abstract read
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Article in Scientific reports, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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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

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

11 authors.

Hamada Ahmed MokhlisDepartment of Pharmacology and Toxicology, Faculty of Pharmacy, Al- Azhar University, 11884, Cairo, Egypt. Hamada2015@azhar.edu.eg.ORCID http://orcid.org/0000-0003-3360-6319
Mohammed Helmy RashedDepartment of Clinical Pharmacy, Faculty of Pharmacy, Al-Azhar University, 11884, Cairo, Egypt.
Ibrahim Ghalib SalehDepartment of Pharmacology and Toxicology, Faculty of Pharmacy, Al- Azhar University, 11884, Cairo, Egypt.
Mahmoud Gomaa EldeibBiochemistry and Molecular Biology Department, Faculty of Pharmacy, Al- Azhar University, Nasr City, Cairo, 11231, Egypt.
Ahmed A El-HusseinyBiochemistry and Molecular Biology Department, Faculty of Pharmacy, Al- Azhar University, Nasr City, Cairo, 11231, Egypt. Ahmedabdullah1984@azhar.edu.eg.
Emad Gamil KhidrBiochemistry and Molecular Biology Department, Faculty of Pharmacy, Al- Azhar University, Nasr City, Cairo, 11231, Egypt.
Maher H GomaaBiochemistry and Molecular Biology Department, Faculty of Pharmacy, Al- Azhar University, Nasr City, Cairo, 11231, Egypt.
Hesham S GadBiochemistry and Molecular Biology Department, Faculty of Pharmacy, Al- Azhar University, Nasr City, Cairo, 11231, Egypt.
Mohamed R ElnagarDepartment of Pharmacology and Toxicology, Faculty of Pharmacy, Al- Azhar University, 11884, Cairo, Egypt.
Mahmoud Mohamed MokhtarBiochemistry and Molecular Biology Department, Faculty of Pharmacy, Al- Azhar University, Nasr City, Cairo, 11231, Egypt.
Ahmed AglanBiochemistry and Molecular Biology Department, Faculty of Pharmacy, Al- Azhar University, Nasr City, Cairo, 11231, Egypt.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Acrylamide (ACR) is an environmental reproductive toxicant with unclear testicular toxicity mechanisms. Retinoids are a group of vitamin A-related compounds that function by activating retinoid receptors. We aimed in this study to further explore All-trans retinoic acid's (ATRA) protective response against an acrylamide-induced testicular insult model and the underlying possible mechanisms. Fifty male rats were allocated into control, DMSO, ACR (40 mg/kg bwt, i.p. daily for 14 days), ATRA (7.5 mg/kg bwt, i.p. daily), and ACR + ATRA groups. Body and testes weights, sperm parameters, testosterone level, and lactate dehydrogenase-X (LDH-X) activity were measured. In addition, testicular levels of glutathione (GSH), superoxide dismutase (SOD), catalase (CAT), malondialdehyde (MDA), tumor necrosis factor-alpha (TNF-α), interleukin-1β (IL-1β), interleukin-6 (IL-6), caspase-3, Bax, and Bcl-2 were determined. Also, tissues were examined for histopathologic changes and immune expression of retinoic acid receptor-alpha (RAR-α). ACR exposure led to reduced body and testicular weights, impaired sperm parameters, and suppressed reproductive hormones (testosterone, FSH, LH). Testicular LDH-X activity decreased, along with reduced testicular RAR-α expression. Oxidative stress resulted in GSH depletion, reduced CAT and SOD activities, and increased MDA. ACR also triggered inflammation and apoptosis, with elevated TNF-α, IL-1β, IL-6, caspase-3, Bax. In contrast, ATRA improved sperm parameters and levels of hormones, restored RAR-α expression, mitigated oxidative stress, and decreased inflammation and apoptosis markers. Morphometric and histopathologic studies supported these biochemical observations. Overall, RAR-α agonist (ATRA) is linked to attenuation against ACR-induced testicular damage, along with a reduction in oxidative stress, inflammation, and cell death. These findings suggest that retinoid signaling might serve as a possible therapeutic target for reproductive toxicities induced by ACR, necessitating further mechanistic exploration.

Indexed as

AcrylamideRetinoic Acid Receptor alphaTestisTretinoinAnimalsApoptosisMaleOxidative StressRatsSpermatozoaTestosteroneAcrylamideRara protein, ratRetinoic Acid Receptor alphaTestosteroneTretinoinAcrylamideAll-Trans Retinoic Acid (ATRA)Testicular Toxicity and Retinoic Acid receptor Alpha (RAR- α)

Identifiers

PMID42098321
PMCPMC13153413

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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.