Finasteride significantly reduced sperm production and caused testicular atrophy in hamsters.
October 2023 in “IBRO neuroscience reports” Rat hair follicle stem cells have functional oxytocin receptors, useful for studying neuropsychiatric disorders.
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November 2021 in “Journal of Animal Science and Biotechnology/Journal of animal science and biotechnology” DNA methylation changes in Tan sheep affect growth and fur traits.
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January 2001 in “Journal of dermatological science” The G(S) alpha subunit gene may help start hair follicle growth in newborn mice.
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February 2019 in “Neuroscience letters” Hormones during puberty increase certain receptors in the brain, and this change is influenced by estrogen levels.
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August 2019 in “Frontiers in Microbiology” RpoS helps Borrelia burgdorferi survive in hosts and adapt to different environments.
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March 2011 in “Infertility” Hormone imbalances from the pituitary, thyroid, and adrenal glands can cause infertility, but treating these disorders can improve fertility.
May 2023 in “Animal Reproduction Update” High levels of cortisol in hair show long-term stress which can lower fertility in animals.
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April 2015 in “International Journal of Molecular Sciences” The research identified genes and pathways important for sheep wool growth and shedding.
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January 2015 in “Development” Atoh1 expression can create new Merkel cells in the skin.
April 2010 in “The Journal of Urology” Human prostate cells produce more WISP1/CCN4 when there's not enough oxygen.
February 2021 in “Facta Universitatis” Too much prolactin can cause menstrual problems, infertility, and sexual issues in women.
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September 2005 in “International Journal of Developmental Neuroscience” Morphine increases testosterone breakdown in the rat brain and spinal cord.
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January 2006 in “Frontiers in bioscience” CRH in the skin acts like the body's stress response system, affecting cell behavior and immune activity.
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July 1980 in “British Journal of Dermatology” Topical putrescine and spermine increased DNA synthesis in hairless mouse skin.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Seeing trauma causes fear in mice by lowering their natural fear-reducing hormones.
March 2025 in “Animal Bioscience” Goats' hair and color traits are linked to specific RNA expressions, useful for breeding and textiles.
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June 2012 in “Nature Immunology” Hair follicles help attract immune cells to the skin during stress.
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November 2006 in “European Journal of Neuroscience” Progesterone protects rat brain cells by enhancing GABA A receptor activity.
September 2025 in “Jurnal Penelitian Pendidikan IPA” Two genetic variations in Moa buffalo help them adapt to heat.
November 2013 in “Tampere University Institutional Repository (Tampere University)” Tudor-SN is important for immune cells, and polyamines can promote hair growth.
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February 2009 in “Pain” Progesterone reduces spinal reflex activity by increasing certain GABA(A) receptor subtypes.
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January 2016 in “Acta histochemica” Black sheep have higher levels of Gnαs and Gnα11 proteins, which may affect their coat color.
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September 1972 in “Journal of Biological Chemistry” Steroid hormone binding in rat skin varies with pH, heat, and hair cycle phases.
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February 1978 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Dihydrotestosterone specifically binds to hamster sebaceous glands, with a higher affinity than testosterone.
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February 2013 in “The Journal of clinical investigation/The journal of clinical investigation” ERG increases SOX9, promoting prostate cancer growth and invasion.
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May 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Sebocytes play a key role in controlling androgen levels in human skin.
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July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
February 2026 in “BMC Genomics” MEG3-miRNAs help control wool traits in young Tan sheep by regulating immune responses, but their decline with age leads to wool changes.
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December 2024 in “Scientific Data” Researchers identified key molecular changes in goat hair follicles that could improve cashmere production.