Hair germ cells differ from epidermal cells in keratin expression, and specific keratins form after hair differentiation.
January 2019 in “DSpace@MIT (Massachusetts Institute of Technology)” Higher PHGDH levels cause unusual melanin buildup in hair follicles.
16 citations
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October 2019 in “Biological & Pharmaceutical Bulletin” Houttuynia cordata extract may help hair grow by improving cell survival and increasing cell growth.
3 citations
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July 1993 in “Contraception” Women with moderate body hair have higher levels of certain hormones and may benefit from treatment that increases sex hormone-binding protein.
5 citations
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February 2018 in “Experimental Dermatology” Scientists developed a way to isolate sweat glands from the scalp during hair transplants, keeping them alive for 6 days for research and cosmetic uses.
4 citations
,
January 2013 in “International Journal of Trichology” Desmogleins are crucial for hair structure and growth.
3 citations
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January 2017 in “Gynecological endocrinology” A postmenopausal woman's excess male hormone symptoms were caused by a rare adrenal gland tissue in her ovary.
15 citations
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January 1954 in “Endocrinology” Iodine in rat hair is linked to hair growth.
3 citations
,
July 2017 in “Journal of Investigative Dermatology” SSEA-4 can distinguish between eccrine and apocrine sweat gland ducts.
24 citations
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November 1997 in “Journal of Biological Chemistry” Mouse high-glycine/tyrosine proteins have distinct patterns in hair follicles, peaking at specific hair cycle days.
11 citations
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May 2003 in “Obstetrics and gynecology (New York. 1953. Online)/Obstetrics and gynecology” Hirsutism in women often indicates a hormonal imbalance and can be managed with a combination of hormonal treatments and hair removal methods.
March 1995 in “The Journal of Dermatology” Immature hair cells can grow and change into different types of hair cells over time.
January 2015 in “Kölner Universitäts PublikationsServer (Universität zu Köln)” 51 citations
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May 1996 in “American journal of physiology. Regulatory, integrative and comparative physiology/American journal of physiology. Regulatory, integrative, and comparative physiology” Gray seals use more energy and have higher hormone levels during their annual fur-shedding period.
January 2002 in “Agritrop (Cirad)” The hr gene is linked to hair loss in Valle del Belice sheep.
33 citations
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May 2006 in “Journal of Investigative Dermatology” PTHrP and its receptor can control blood vessel growth and hair development in mouse skin.
April 2013 in “Developmental Cell” Brg1 is crucial for keeping hair follicle stem cells and repairing skin, working with the Sonic Hedgehog pathway to promote hair growth.
May 2026 in “Research Square” The polyG fragment in Hoxc13 protein helps evolve mammalian skin and hair by enhancing gene interactions.
Mutations in the hairless protein gene cause hair loss.
September 2024 in “Medicine theory and practice” A young girl's hyperandrogenism was caused by an adrenocortical adenoma, diagnosed and treated through detailed evaluations.
49 citations
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September 2008 in “International journal of pharmaceutics” Artificial sebum L closely mimics human sebum for drug delivery research.
51 citations
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November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Beard cells, unlike scalp cells, produce growth factors in response to testosterone, which may explain differences in hair growth.
1 citations
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April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” People with Hidradenitis Suppurativa have less diverse skin bacteria and different bacterial metabolism than healthy individuals.
49 citations
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April 1997 in “Human reproduction” Hormone therapy for excessive hair growth is as good with GnRHa as with high-dose CPA, but GnRHa has longer-lasting results.
7 citations
,
January 1990 in “Archives of Dermatological Research” Syringomas likely start in the upper dermis and form distinct luminal structures.
6 citations
,
January 1994 in “Skin Pharmacology and Physiology” Dermal papillae are crucial for hair growth and follicle development.
8 citations
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January 2016 in “Cells tissues organs” Norepinephrine helps skin cells grow, which is important for hair growth.
September 2019 in “Journal of Investigative Dermatology” The 3D-SeboSkin model effectively simulates Hidradenitis suppurativa and is useful for future research.
5 citations
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March 2025 in “Phytomedicine” Deoxyshikonin from Arnebiae Radix helps hair grow by activating a specific cell pathway.
50 citations
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March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.