Genetic factors might cause fibrosing alopecia linked to hair shaft abnormalities.
February 2023 in “Cosmoderma” An infant with complete hair loss was diagnosed with a genetic disorder affecting hair growth.
2 citations
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January 2002 in “Zhiwu Yanjiu” Capitate trichomes have more endoplasmic reticulum and vacuoles, while peltate trichomes have more plastids and larger subcuticular spaces.
2 citations
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May 2022 in “Stem cell research & therapy” Disrupted stem cell signals in hairpoor mice cause hair loss.
January 2019 in “Durham e-Theses (Durham University)” Less stiff collagen promotes higher cell growth in hair follicles.
4 citations
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September 2020 in “Journal of Cutaneous Pathology”
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists created a detailed map of gene activity in different parts of human hair follicles.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The research identified specific genes that are active in the cells crucial for hair growth.
4 citations
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January 2017 in “Annals of Dermatology” Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.
June 2022 in “Indian Dermatology Online Journal” A man with total hair loss developed blackhead-like spots on his scalp, possibly because no hair was present to help drain oils.
January 2002 in “Agritrop (Cirad)” The hr gene is linked to hair loss in Valle del Belice sheep.
13 citations
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March 2020 in “Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy” Alopecic hair has more irregular structures and chemical changes than normal hair, reducing its strength.
21 citations
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January 2020 in “Conservation Physiology” Hair follicles increase hair cortisol levels, so consistent hair collection methods are important.
January 2002 in “Proceedings of The Japanese Society of Animal Models for Human Diseases” Keratin2-6g is crucial for hair follicle development, with mutations causing cell degeneration and vacuolation.
3 citations
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June 1997 in “Veterinary Dermatology” Minoxidil treatment can stimulate hair growth in hairless puppies if applied early.
3 citations
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November 1977 in “JAMA” Hair casts can be mistaken for lice, causing unnecessary stress.
March 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Removing a specific gene in certain skin cells causes hair loss on the body by disrupting normal hair development.
38 citations
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August 1973 in “Journal of Investigative Dermatology” January 2025 in “Indian Journal of Paediatric Dermatology” A 4-year-old had a rare type of hair loss that may have a good outcome.
1 citations
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September 2003 in “CRC Press eBooks” Hair is important for social and sexual communication in humans.
March 2026 in “Food Science and Biotechnology” Blue honeysuckle fruit extract helps hair grow by activating a specific signaling pathway.
7 citations
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May 1995 in “The journal of investigative dermatology/Journal of investigative dermatology”
53 citations
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September 2011 Other common signs, not just the well-known immune cells around hair bulbs, are important for diagnosing hair loss from alopecia areata.
13 citations
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August 1985 in “The Journal of Dermatology” HKN-2 antibody targets specific skin and hair cells, showing keratin complexity.
10 citations
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January 2014 in “Genetics and Molecular Research” Liaoning Cashmere goat hair follicles show synchronized growth patterns with lowest activity in May.
11 citations
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January 2016 in “Biointerphases” The hair's outermost surface has multiple layers of lipids and proteins.
7 citations
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April 1996 in “British Journal of Dermatology” Hair structural proteins are synthesized sequentially in specific cells, offering a new way to study hair proteins and defects.
March 2014 in “CRC Press eBooks” Human head hair can grow very long and is thicker than most body hair.
1 citations
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January 1989 Four antibodies were developed to help study hair follicle cell differentiation.
122 citations
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June 2002 in “Genes & Development” Keratin 17 is crucial for early hair strength and cell survival.