11 citations
,
September 2020 in “Steroids” A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.
22 citations
,
March 2000 in “Clinical endocrinology” Most patients experienced hirsutism again after stopping hormone treatment, indicating long-term treatment is needed to maintain results.
April 2019 in “Journal of Investigative Dermatology” Testosterone affects androgen receptors and lipid storage in cells, while DHEA does not convert to testosterone or affect these receptors in the same way.
215 citations
,
September 2003 in “Journal of Biological Chemistry” Vitamin D receptor and hairless protein are essential for hair growth.
April 2012 in “Neuropediatrics” Trichothiodystrophy is a rare genetic disorder causing hair issues and sometimes linked to DNA repair defects.
36 citations
,
July 2005 in “Journal of Neuroendocrinology” Blocking certain brain processes reduces mating behavior in female rats.
28 citations
,
November 2003 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The normal human prostate does not significantly affect blood DHT levels.
14 citations
,
April 2024 in “The Journal of Steroid Biochemistry and Molecular Biology” 5α-reductases increase epitestosterone's effect on androgen receptors.
May 2025 in “Animal Bioscience” Inhibiting prolactin reduces hair follicle activation in cashmere goats.
January 2008 in “Journal of The American Academy of Dermatology” Trichoscopy is a helpful and quick method to identify different types of hair loss in women.
64 citations
,
March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
7 citations
,
October 2012 in “PubMed” Triamcinolone regrows hair better but relapses more than anthralin.
April 2018 in “Journal of Investigative Dermatology” Researchers found that the Leptin receptor is a consistent marker for hair follicle dermal cells, which may help future hair research.
72 citations
,
May 1993 in “The Journal of Cell Biology” Trichohyalin in sheep hair follicles may help with structure and calcium binding.
January 2021 in “Turkiye Klinikleri Journal of Dermatology” Women with a certain type of hair loss had lower levels of a hormone called prolactin compared to healthy women.
May 2021 in “Journal of the Endocrine Society” A 23-year-old woman's missed periods were caused by a rare genetic disorder treated with hormone patches.
November 2024 in “Journal of the European Academy of Dermatology and Venereology” Cryotherapy with precise temperature control is a promising treatment for alopecia areata.
April 2023 in “Dohuk medical journal” Trichoscopy effectively differentiates Androgenetic Alopecia from Telogen Effluvium.
20 citations
,
January 2012 in “International Journal of Trichology” Most cases of excessive hair growth in women are caused by polycystic ovarian syndrome and are linked to higher free testosterone levels.
February 2026 in “Frontiers in Endocrinology” Testosterone therapy improved symptoms in a woman with congenital adrenal hyperplasia.
April 2025 in “The Obstetrician & Gynaecologist” Hirsutism is managed by assessing testosterone levels and using oral contraceptives, with ethical considerations on treatment access.
3 citations
,
May 1990 in “Journal of Steroid Biochemistry” Some women with excess hair growth have a hormone condition that can't be diagnosed by blood or urine tests alone.
7 citations
,
July 2008 in “Experimental Dermatology” The study concluded that a protein important for hair strength is regulated by certain molecular processes and is affected by growth phases.
66 citations
,
April 1995 in “The journal of cell biology/The Journal of cell biology” A new protein was made to detect specific skin cell growth receptors and worked in normal skin but not in skin cancer cells.
September 2016 in “Journal of The American Academy of Dermatology” The girl has a genetic hair condition causing thin hair since childhood.
53 citations
,
June 1983 in “Journal of Investigative Dermatology” The enzyme is crucial for skin cell development and can be activated without proteolytic activation.
May 2022 in “Experimental dermatology” Trichothiodystrophy hair is structurally abnormal with protein and organization issues.
May 2021 in “Journal of the Endocrine Society” A woman's hair loss and other symptoms were due to a rare hormone deficiency treatable with steroids.
17 citations
,
September 2009 in “British Journal of Dermatology” Fragile hair in children is rarely linked to trichothiodystrophy (TTD).
January 2026 in “JCEM Case Reports” A woman with hypothyroidism developed an allergy to IV levothyroxine after being resistant to oral forms.