April 2012 in “Informa Healthcare eBooks” The document concludes that diagnosing hair loss requires evaluating multiple histological features, as no single feature is definitive on its own.
January 2006 in “Chinese Journal of Dermatology” Hair follicle-like structures can be created using hair cells on collagen/chitosan scaffolds.
10 citations
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October 2020 in “Frontiers in Cell and Developmental Biology” Wounds can regenerate hair in young mice, but this ability declines with age, offering insights for improving tissue regeneration in the elderly.
April 2026 in “Frontiers in Immunology” Blocking the CXCL12–CXCR4 axis may help treat hair loss in alopecia.
April 2026 in “Actas Dermo-Sifiliográficas” Scalp cooling and minoxidil can help manage hair loss after chemotherapy.
14 citations
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September 1968 in “Archives of Dermatology” Using hot combs can cause permanent hair loss on the scalp's crown.
16 citations
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June 2015 in “Seminars in Cutaneous Medicine and Surgery” Hair loss in people with darker skin has unique challenges and requires careful diagnosis and treatment.
August 2021 in “EMC - AKOS - Trattato di Medicina” Acquired alopecia is hair loss that can be reversible or irreversible, depending on whether the hair follicle is destroyed.
1 citations
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February 2014 in “Hair therapy & transplantation” A baby boy had two types of temporary hair loss at birth, which might be two forms of newborn hair loss combined.
20 citations
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July 2017 in “Scientific Reports” A single amino acid change in the vitamin D receptor can disrupt its function and lead to hair loss.
September 2019 in “Journal of Investigative Dermatology” Innate lymphoid cells type 1 may contribute to alopecia areata.
June 2021 in “Aesthetic Cosmetology and Medicine” Some people lose a lot of hair after having COVID-19.
April 2025 in “Journal of Investigative Dermatology” High LH levels cause hair loss by damaging and aging hair follicles.
9 citations
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January 2017 in “Journal of the Egyptian Women's Dermatologic Society (Print)” Fungal infection was the main cause of hair loss in Egyptian children studied.
27 citations
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February 1991 Cuticle damage doesn't affect hair's tensile strength; the cortex is responsible for it.
Hairlessness in mammals is caused by combined changes in genes and regulatory regions.
14 citations
,
January 2011 in “Journal of Cutaneous Pathology” CK15 is not a reliable marker for stem cells in damaged hair follicles from patients with CCCA.
1 citations
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April 2017 in “Journal of Investigative Dermatology” CCL5 is important for the hair growth potential of human dermal papilla cells.
13 citations
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January 2002 in “Biochemical and biophysical research communications” Interferon β from hair cells stops the growth of other hair cells.
396 citations
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May 2011 in “Cell stem cell” Nerve signals are crucial for hair follicle stem cells to become skin stem cells and help in wound healing.
1 citations
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April 2022 in “The Journal of Family Practice” CCCA causes progressive hair loss in Black women, starting from a central scalp patch.
July 2018 in “Elsevier eBooks” Some drugs can cause reversible hair loss, but certain chemotherapy drugs may lead to permanent hair loss; drugs can also change hair color and texture.
17 citations
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June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
4 citations
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November 2017 in “The Journal of Dermatology” Sorafenib may cause hair loss in a way similar to alopecia areata.
November 2005 in “NEJM Journal Watch” Hair count is important to distinguish between genetic hair thinning (Androgenetic Alopecia) and hair thinning caused by disrupted hair growth (Chronic Telogen Effluvium).
1 citations
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April 2024 in “The Journal of Dermatology” Untreated epidermolysis bullosa acquisita can cause total hair and nail loss.
13 citations
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May 2023 in “Journal of Dermatological Science” Reduced SIRT1 in hair cells may cause alopecia areata by triggering immune responses.
31 citations
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January 2009 in “Autoimmunity Reviews” Damage to hair follicle stem cells causes permanent hair loss and scarring in cutaneous lupus erythematosus.
April 2016 in “Journal of The American Academy of Dermatology” A child on life support experienced rapid hair loss due to severe illness affecting hair growth.
8 citations
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January 2002 in “Piel” Postmenopausal women may experience frontal hairline and eyebrow loss due to cicatricial fibrosis.