139 citations
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July 1991 in “Journal of The American Academy of Dermatology” Understanding hair follicle anatomy helps diagnose hair disorders.
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July 2016 in “British journal of dermatology/British journal of dermatology, Supplement” Different hair fiber development might explain why hair loss severity varies in patients with a specific genetic mutation, and treatments that thicken hair could help.
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December 1997 in “Journal of Biological Chemistry” A genetic mutation in the hHa1 gene creates a smaller, but still functional, hair protein without causing hair problems.
Pseudofolliculitis causes painful bumps and dark spots from shaving, especially in people with curly hair, and can be treated by changing shaving habits and using specific topical treatments.
4 citations
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April 1983 in “The Journal of Dermatology” A 15-year-old girl with hypothyroidism had excess hair and skin issues due to blocked hair follicles.
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September 2017 in “Colloids and surfaces. B, Biointerfaces” Tying a knot can measure hair friction, useful for medical applications.
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October 2012 in “Archives of Dermatology” Hair diameter diversity is a key sign for diagnosing and managing male pattern baldness.
125 citations
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May 2007 in “Journal of The American Academy of Dermatology” The BASP classification is a detailed and accurate way to categorize hair loss in both men and women.
January 1957 in “Nihon Chikusan Gakkaiho” Rabbit hair color is influenced by the shape and distribution of pigment granules.
10 citations
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April 2013 in “Journal of Investigative Dermatology” Scientists created a model using sheep cells to study hair root formation, which can test how different substances affect hair growth.
May 2023 in “Accounts of chemical research” New methods can better classify curly hair types and lead to improved hair care products.
52 citations
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August 1978 in “Journal of Applied Polymer Science” Human hair's ability to get wet is complex and can change with treatments, damage, and environment.
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February 2001 in “Journal of Dermatological Science” p21waf1/cip1 and p27kip1 help in hair follicle differentiation in rats.
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February 1994 in “Developmental dynamics” Specific proteins and molecules play key roles in the development of human hair follicles.
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January 2018 in “International Journal of Cosmetic Science” Hair stiffness increased by 13.2% after caffeine treatment, validating the Stiffness-Angle Law as an effective measurement method.
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March 1997 in “Hair transplant forum international” Transplanting rat whisker follicles can lead to successful hair growth after cutting them.
November 2022 in “Hair transplant forum international” The long hair preview technique in body hair transplantation offers high-quality, natural results.
September 2024 in “Journal of Investigative Dermatology” A new tool can analyze hair to detect changes due to hormones, genetics, and aging.
2 citations
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March 2009 in “Hair transplant forum international” Men generally have a certain thickness of hair at their hairline.
Different types of hair loss and gender affect facial heat patterns, which may help diagnose and treat hair loss.
47 citations
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May 2012 in “Wiley Interdisciplinary Reviews-Developmental Biology” The conclusion is that understanding how feathers and hairs pattern can help in developing hair regeneration treatments.
87 citations
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February 2000 in “Journal of Investigative Dermatology” Stem cells in developing hair follicles move to specific areas as they mature.
March 2024 in “Clinical Case Reports” Early detection of tinea capitis is possible by spotting specific hair patterns like comma or corkscrew hairs.
42 citations
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January 2014 in “BMC Genomics” Cetaceans lost hair genes to adapt to water.
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January 2021 in “Archives of dermatological research” The study created a new model to better understand human hair growth and health.
2 citations
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March 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Hairless mammals have genetic changes in both their protein-coding and regulatory sequences related to hair.
Black hair's diversity in patterns and textures is influenced by follicle shape and keratin, and it holds cultural, artistic, and mathematical significance.
3 citations
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January 1994 in “Journal of Society of Cosmetic Chemists of Japan” Hair grows slower and thinner with age, but a test tonic improved growth in alopecia subjects.
September 2016 in “Journal of dermatological science” HAP stem cells can repair nerves and spinal cords by becoming Schwann cells.