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September 2005 in “Pharmacology Biochemistry and Behavior” 5alpha-reductase 2 is crucial for proper male brain development and sexual differentiation.
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March 1994 in “Journal of Heredity” A mutation in mice causes hair loss and immune problems.
The study successfully gathered a diverse group of 438 women to understand the prevalence of polycystic ovary syndrome, with most participants recruited online and at community fairs.
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January 2013 in “UNICA IRIS Institutional Research Information System (University of Cagliari)” Hormonal contraceptives may reduce social behavior and sexual motivation by lowering allopregnanolone levels.
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May 2021 in “General and comparative endocrinology” Muskoxen's qiviut cortisol levels indicate their stress hormone activity over the hair growth period.
October 2025 in “Animals” miR-200a reduces goose fibroblast growth by targeting PITX2 in the Wnt pathway.
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August 2007 in “Journal of Investigative Dermatology” Mouse hair can regrow in a special lab setup without serum.
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December 2002 in “Development” Msx2-deficient mice experience irregular hair growth and loss due to disrupted hair cycle phases.
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December 2020 in “PloS one” Researchers found WNT10A to be a key gene in developing goat hair follicles.
September 2011 in “Hair transplant forum international” The best age for a male to get hair restoration is not clearly defined.
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January 2010 Refined open donor harvesting techniques can reduce hair follicle damage in hair restoration surgery.
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January 1994 Strain H61 may reduce some ageing symptoms like bone loss and hair loss.
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October 2014 in “Journal of Integrative Agriculture” Researchers found 24 genes that change significantly and affect cashmere growth in goats; this could help increase cashmere production.
January 2005 in “Zhonghua xingwei yixue yu naokexue zazhi” Selenium and iodine deficiencies cause delayed growth and abnormal neural behavior in rats.
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March 2019 in “Journal of Pineal Research” Melatonin improves cashmere goat hair growth and quality by increasing antioxidants and reducing cell death.
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September 1991 in “Veterinary dermatology” Pygmy goats with seborrhoeic dermatitis showed skin symptoms and temporary improvement with corticosteroids, but the cause and inheritance of the disease remain unknown.
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November 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Different melanocyte types in hair follicles either survive or die during the catagen phase.
March 2024 in “Birth defects research” The commentary stresses the importance of using historical control data and proper interpretation in evaluating developmental toxicity.
September 2003 in “Clinics in Family Practice” Different hair diseases affect people during childbearing years, with treatments ranging from medication to psychological support.
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November 2022 in “Frontiers in endocrinology” The enzyme 5α-reductase type 1 is important for blood vessel development and fertility in the uterus.
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May 2000 in “Journal of The American Academy of Dermatology” Orf infections can happen during the Muslim event 'Aid el Kebir' due to close contact with sheep.
Hairlessness in mammals is caused by combined changes in genes and regulatory regions.
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February 2023 in “iScience” Korean long-tailed chickens have unique genes valuable for ornamental breeding.
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January 1985 in “Acta Obstetricia Et Gynecologica Scandinavica” A rare ovarian tumor caused early puberty signs in a 1-year-old girl, but surgery reduced hormone levels.
March 2008 in “The FASEB Journal” Neurosteroid withdrawal increases α4 subunit expression in the hippocampus, which may relate to catamenial epilepsy in women.
September 2019 in “Journal of Investigative Dermatology” Sox13 is a new marker for early hair follicle development and differentiation.
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October 2024 in “Developmental Cell”
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December 1998 in “The Journal of Clinical Endocrinology and Metabolism” MENT could be a better option than testosterone for male hormone therapy and birth control because it works well at lower doses and has fewer side effects on the prostate.