Glypican-1 is important for hair follicle blood vessel growth and could be a target for treating hair loss.
April 2017 in “Journal of dermatological science” Removing PLCg1 from skin cells caused thicker oil glands and less hair in mice.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Combining UVB irradiation and anti-CD154 antibody improves hair follicle transplant survival.
April 2012 in “Informa Healthcare eBooks” Syphilitic alopecia is a rare hair loss condition in secondary syphilis that looks similar to another condition but can be diagnosed with specific tests and responds to antibiotics.
March 2009 in “Chinese Journal of Dermatology” Melanocytes in the outer root sheath are likely stem cells that grow fast but stay immature.
Low-level light therapy can promote hair growth by stimulating cell interactions in hair follicles.
TGF-β1 and 2 in hair follicles may be linked to hair loss in AGA.
Hair germ cells differ from epidermal cells in keratin expression, and specific keratins form after hair differentiation.
198 citations
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March 1999 in “Journal of Investigative Dermatology” Keratin 15 helps maintain tissue integrity and is reduced in activated keratinocytes.
40 citations
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March 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.
9 citations
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September 2013 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” Matriptase is highly active in hair follicles and sebaceous glands, especially during hair growth phases.
6 citations
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April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
6 citations
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November 1984 in “Acta Dermato Venereologica” Hair follicles and sweat glands show different keratin staining patterns.
86 citations
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June 1998 in “Journal of Investigative Dermatology” The hairless gene mutation causes baldness by disrupting hair follicle structure.
121 citations
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December 2001 in “American Journal of Dermatopathology” TB and BCC tumors show similar follicular differentiation patterns.
90 citations
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June 2006 in “The American Journal of Dermatopathology” The document concludes that accurate diagnosis of different types of hair loss requires careful examination of hair and scalp tissue, considering both clinical and microscopic features.
63 citations
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July 2006 in “British Journal of Dermatology” Psoriasis causes changes in certain keratins and shrinks sebaceous glands in the scalp.
62 citations
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January 2000 in “Developmental dynamics” Notch-related genes play a key role in the development and cycling of hair follicles.
51 citations
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May 1984 in “Journal of the American Academy of Dermatology” Benign follicular mucinosis involves immune cells attacking hair follicles.
45 citations
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April 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Different Myc family proteins are located in various parts of the hair follicle and may affect stem cell behavior.
22 citations
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July 2012 in “International Journal of Trichology” Miniaturized hairs stay connected to muscle in alopecia areata, allowing possible regrowth, but not in androgenetic alopecia.
2 citations
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June 2012 in “American Journal of Dermatopathology” A rare neck cyst in a 47-year-old man showed diverse skin cell types and was not linked to HPV.
1 citations
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August 2024 in “Transgenic Research” Activated β-catenin affects hair growth and skin thickness, and changes are reversible.
1 citations
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February 2017 in “Clinical Dermatology Open Access Journal” A rare benign tumor was found in a man's scrotum, highlighting the need for accurate diagnosis.
November 2025 in “Journal of Investigative Dermatology” Radiation-induced hair loss may be caused by hair growth stopping and inflammation in blood vessels.
February 2024 in “Scientific reports” Four genes are potential markers for hair loss condition alopecia areata, linked to a specific type of cell death.
January 2024 in “Diagnostic cytopathology” Trichilemmal carcinoma can spread to the parotid gland and be diagnosed using fine-needle aspiration cytology.
March 2023 in “Clinical, cosmetic and investigational dermatology” IL-33 is linked to hair follicle damage in psoriasis and could be a treatment target for hair loss in this condition.
April 2021 in “Journal of Investigative Dermatology” Leontopodium alpinum extract may help reduce hair shedding by keeping hair in the growth phase longer.
September 2019 in “Journal of Investigative Dermatology” Researchers developed a new method to deliver molecules to hair follicles to manage hair growth without damaging surrounding skin.