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April 2019 in “Scientific Reports” A protein called HMGB1 helps hair grow by affecting prostaglandin metabolism.
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June 2022 in “Neuroscience”
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November 2006 in “Journal of Endocrinology” Prolactin slows down hair growth in mice.
October 2025 in “Journal of the Endocrine Society” Rathke’s cleft cysts can rarely cause Cushing disease, and surgery can improve symptoms.
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June 1999 in “Mechanisms of Development” Ornithine decarboxylase is crucial for hair growth and follicle development.
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February 2013 in “International Journal of Molecular Medicine” Growth factors help hair follicle stem cells grow and stay versatile.
July 2010 in “British Journal of Dermatology” Hair loss in women may have multiple causes, and eyebrow regrowth possible with specific injections.
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February 2012 in “Journal of Investigative Dermatology” FGF18 helps keep hair in its resting phase, affecting hair growth cycles.
February 1990 in “PubMed” Higher DHEA-S levels in hirsute females affect hair growth phases.
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July 2011 in “PubMed” Thyroid hormones affect skin texture, hair and nail growth, and can cause skin diseases related to thyroid problems.
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October 1977 in “British journal of dermatology/British journal of dermatology, Supplement” Cyproterone acetate reduces hair growth and oil production.
November 2024 in “Journal of Investigative Dermatology” Skin and hair cells release serotonin and histamine naturally, which could help improve skin health.
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July 1991 in “Veterinary Pathology” A dog had a rare skin condition linked to gland and pituitary issues.
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September 2001 in “Archives of Dermatological Research” Blocking hair follicle development stops key gene signals needed for hair growth in mice.
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January 2015 in “BioMed Research International” Certain growth factors can promote hair growth in mice by activating hair growth-related proteins.
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November 2017 in “Elsevier eBooks” Male accessory sex glands in rats rarely develop tumors and respond to hormones.
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September 2019 in “British Journal of Dermatology” FOL-005 peptide can reduce human hair growth by lowering FGF7 levels.
June 2025 in “Journal of Endocrinological Investigation” Adrenal disorders often cause high blood pressure in young people.
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November 2019 in “Neuroendocrinology” Measuring 17-hydroxyprogesterone in hair can help monitor androgen levels in people with congenital adrenal hyperplasia.
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October 2018 in “Endocrine Reviews” Hormone treatments for transgender individuals generally improve mental health and physical transition, with some health risks that require medical supervision.
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January 1981 in “Springer eBooks” Environmental factors like temperature and nutrition affect hair growth, with humans showing seasonal hair growth differences.
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November 2019 in “Stem Cells” Hes1 protein is important for hair growth and regeneration, and could be a potential treatment for hair loss.
December 2015 in “Vestnik dermatologii i venerologii” People with hair loss have different hormone levels, and these hormones can affect hair growth.