24 citations
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April 2016 in “Experimental Dermatology” Chemical treatments like dyeing, perming, and bleaching damage hair by altering amino acids and lipids.
9 citations
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November 2021 in “Frontiers in Cell and Developmental Biology” PBX1 helps reduce aging and cell death in hair follicle stem cells by decreasing DNA damage, not by improving DNA repair.
April 2019 in “Journal of the Endocrine Society” Mosaic Klinefelter syndrome can affect male fertility and may be missed in routine tests.
70 citations
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June 1998 in “Polymer” Permanent waving damages hair by disrupting its keratin structure.
January 2014 in “한국미용학회지” UV-A radiation significantly damages semi-permanent dyed hair.
2 citations
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May 2006 in “Journal of Separation Science” The method effectively measures spermidine in hair lotions.
November 2024 in “Forensic Sciences” Understanding the Y chromosome is key to male health, aging, and developing diagnostic tools.
February 2025 in “Journal of Investigative Dermatology” The ZIP13 variant is linked to abnormal hair quality.
2 citations
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August 2023 in “Die Dermatologie” Genetic mutations affecting DNA repair cause early aging symptoms in progeroid syndromes.
May 2022 in “Experimental dermatology” Trichothiodystrophy hair is structurally abnormal with protein and organization issues.
January 2014 in “theses.fr (ABES)” Androgens regulate Sertoli cells and affect fertility through specific receptors and coregulators.
28 citations
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January 2009 in “Cellular & Molecular Biology Letters” DHT deficiency increases iNOS expression in rat testis and epididymis.
16 citations
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November 2009 in “Experimental dermatology” Ionizing radiation damages human hair follicles by stopping cell growth, causing cell death, disrupting color, and increasing stress and damage markers.
2 citations
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August 2021 in “The Journal of Urology” The procedure involving seminal vesiculoscopy, TURED, and balloon dilation effectively treated a man's hematospermia and improved his dysorgasmia.
Deleting the MAD2L1 gene in mice led to rapid tumor growth despite chromosomal instability.
26 citations
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March 2001 in “PubMed” Men's fertility and sexual health decline with age, with reduced testosterone and virility, and many lose fertility by their eighties.
November 2022 in “Journal of Investigative Dermatology” Aging in one type of stem cell can cause aging-like changes in various organs.
Chemical treatments weaken hair's thermal stability and structure.
Finasteride and testosterone are the drugs most linked to male infertility, but many other potential drugs may be under-reported.
1 citations
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January 2023 in “Journal of Obstetrics and Gynaecology” High DHEA and short cervical length in women with PCOS and recurrent miscarriages may harm pregnancy outcomes.
Loss of Dnmt3a and Dnmt3b increases aggressive skin tumors by affecting PPAR-γ.
3 citations
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January 2004 in “Sen i Gakkaishi” DTDG in hair treatments reduces damage and preserves hair structure.
January 2002 in “映像情報メディア学会技術報告” Some prostate cancers have gene changes that may affect treatment with certain drugs.
1 citations
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January 2015 in “Elsevier eBooks” Certain pesticides and fungicides can interfere with male hormone functions, potentially causing reproductive issues in male rats.
January 2023 in “Advanced Biology” DNA methylation changes affect gene expression during esophageal healing with silk grafts in rats.
1 citations
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November 2024 in “European Journal of Endocrinology” Higher childhood DHEAS levels are linked to advanced puberty and DNA changes.
8 citations
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June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” A boy's skin fragility and sparse hair were caused by a genetic mutation affecting skin cell adhesion.
28 citations
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January 1991 in “Reproductive Toxicology” Finasteride temporarily lowers male rat fertility without affecting libido.
February 2026 in “European Urology” 7 citations
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July 2023 in “International Journal of Molecular Sciences” Hyaluronic acid reduces cell damage from DMSO in preserved human cells.