January 2012 in “Yearbook of Dermatology and Dermatologic Surgery” The study concluded that a 'Swiss cheese' pattern in hair follicles is a useful sign for diagnosing alopecia areata.
June 2004 in “Dermatologic Surgery” Mixing different sizes of hair follicles during hair restoration surgery can give excellent results, save time, and cause less damage.
1 citations
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May 2015 in “Dermatologic Therapy” The microstrip technique for hair transplantation is effective and discreet for patients needing fewer than 1500 grafts.
158 citations
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December 2002 in “Development” Msx2-deficient mice experience irregular hair growth and loss due to disrupted hair cycle phases.
19 citations
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September 2011 in “Clinical and Experimental Dermatology” Transverse scalp sections are better for diagnosing non-scarring hair loss, while vertical sections are better for a specific scarring hair loss called lichen planopilaris.
19 citations
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November 2001 in “Journal of Investigative Dermatology Symposium Proceedings” Human hair follicles can regenerate and recover after severe injury by going through a brief abnormal resting phase before growing again.
57 citations
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August 1999 in “Archives of dermatology” Hair follicles grow hair and release it through the skin.
26 citations
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December 1979 in “Journal of Cutaneous Pathology” Seborrheic keratoses may partly come from hair follicle cells.
1 citations
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April 2018 in “Journal of Investigative Dermatology” Lower proximal cup cells, not bulge stem cells, regenerate hair follicles after chemotherapy.
13 citations
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August 1995 in “Australasian Journal of Dermatology” Hair follicles are smaller in people with androgenetic alopecia compared to those with normal scalps.
14 citations
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June 2005 in “PubMed” A rare ear cyst contained hair fragments.
2 citations
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July 2009 in “Medical hypotheses” Identifying specific hair follicle parts could lead to better hair loss treatments.
4 citations
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January 2000 in “Durham e-Theses (Durham University)” Hair follicles help wounds heal faster, especially in active growth phase skin.
3 citations
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September 2016 in “Hair transplant forum international” To avoid damaging hair follicles during strip harvesting, use a specific technique.
8 citations
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February 2016 in “The American Journal of Dermatopathology” Hair transplants can make hair follicles larger and hair shafts thicker.
September 2019 in “Journal of Investigative Dermatology” Researchers successfully used nude mice to study human hair growth, which could help with future hair research.
2 citations
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July 2013 in “InTech eBooks” Scalp biopsy helps tell apart permanent and temporary hair loss types and guides treatment.
January 2022 in “Clinical Cases in Dermatology” A 47-year-old man was diagnosed with a specific type of hair loss and advised to use certain medications and avoid hair transplants.
3 citations
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July 2024 in “Dermatology and Therapy” Hair shaft abnormalities can help distinguish mycosis fungoides from other skin conditions.
8 citations
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October 2024 in “Developmental Cell”
January 2026 in “Forum Dermatologicum” Thorough hair examination is crucial for accurate diagnosis and treatment.
December 2022 in “British Journal of Dermatology” June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle bumps with stem cells might contribute to permanent hair loss by getting disconnected due to scarring.
March 2022 in “Veterinary dermatology” A one-year-old cat had multiple benign skin tumors similar to those known in humans.
Benign tumors from hair follicles can look like other skin cancers but have distinct features under dermoscopy.
63 citations
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October 2011 in “Archives of Dermatology” Isolated long hairs at the original hairline can help diagnose Frontal Fibrosing Alopecia.
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.
15 citations
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February 2003 in “British Journal of Dermatology” The study suggests computer-assisted analysis of scalp biopsies could improve hair loss diagnosis but needs more validation.
December 2025 in “Russian Journal of Skin and Venereal Diseases” Hair follicles are thinner in alopecia patients, especially in alopecia areata.
2 citations
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December 2007 in “Microbial pathogenesis” Anthrax bacteria can infect and destroy hair follicles in mice, but the immune system eventually clears the infection.