7 citations
,
March 2004 in “Journal of the American Academy of Dermatology” Tiger tail banding and hair abnormalities are reliable indicators for diagnosing trichothiodystrophy.
132 citations
,
August 2008 in “Development” Dlx3 is essential for hair growth and regeneration.
57 citations
,
August 1999 in “Archives of dermatology” Hair follicles grow hair and release it through the skin.
264 citations
,
October 1958 in “Archives of Dermatology” A 4-year-old girl has a rare hair condition causing fragile, short hair.
3 citations
,
July 2019 in “Fibers And Polymers/Fibers and polymers” 4 citations
,
May 2020 in “The journal of pediatrics/The Journal of pediatrics” A boy with monilethrix has brittle hair that breaks easily due to a genetic condition, which might improve by puberty.
Hair dysplasias involve various hair disorders causing fragility, breakage, and poor hair adhesion.
2 citations
,
February 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.
30 citations
,
August 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” TGase 3 helps build hair structure by forming strong bonds between proteins.
35 citations
,
January 2000 in “Journal of comparative neurology” Rat vibrissae have sensory terminals with specific structures that help detect hair movements.
25 citations
,
October 1962 in “Journal of Ultrastructure Research” The hair follicle structure is more complex than thought, with new findings on protein formation.
6 citations
,
July 2015 in “Journal of Investigative Dermatology” Chicken feather gene mutation helps understand human hair disorders.
June 2011 in “European Journal of Pediatric Dermatology” An 11-year-old girl with hair thinning was diagnosed with monilethrix and early androgenetic alopecia.
2 citations
,
June 2001 in “Medical Electron Microscopy” Trichilemmal cysts may form from hair follicle outer root sheath growth.
48 citations
,
May 1991 in “The journal of investigative dermatology/Journal of investigative dermatology” Trichohyalin is also found in the outer layers of normal human skin.
Diagnosing and managing monilethrix is harder when it occurs with other hair loss conditions.
Diagnosing and managing monilethrix is harder when it occurs with other hair loss conditions.
March 2021 in “International Journal of Research in Dermatology” Trapezoid donor strips give more hair follicles than elliptical ones in hair transplants.
6 citations
,
August 2012 in “The Journal of Pediatrics” A 12-year-old girl was diagnosed with monilethrix, a genetic condition causing fragile, beaded hair that breaks easily, with no effective treatment available.
April 2017 in “Journal of Investigative Dermatology” Early and late matrix progenitors in hair follicles create different cell layers, with early ones forming the companion layer and later ones forming the inner root sheath and hair shaft.
July 2024 in “Journal of Investigative Dermatology” Human hair follicles have their own thyroid hormone system.
August 1989 in “Proceedings ... annual meeting, Electron Microscopy Society of America/Proceedings, annual meeting, Electron Microscopy Society of America” The research provided a detailed view of the non-keratinous parts of human hair fibers.
65 citations
,
May 2006 in “Journal of Structural Biology” Hair curliness is due to uneven distribution of different cortices within the hair fiber.
July 2025 in “Dermatology Practical & Conceptual” Hair changes and a high occipital hairline may help diagnose Trichorhinophalangeal Syndrome.
1 citations
,
September 2021 in “International journal of research - granthaalayah” Human hair has bipolar electrical charges because of a gap in the hair follicle's electromagnetic field.
20 citations
,
September 2004 in “Journal of Anatomy” The inner root sheath evolved to help hair grow safely through the skin in mammals.
2 citations
,
September 2002 in “Dermatologic Surgery” Each group of hair follicles on the scalp shares one muscle that helps control hair movement.
24 citations
,
September 2002 in “Dermatologic Surgery” The study found that hair follicles are above muscle connections in the scalp, which may help protect stem cell areas.
March 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Beard hair medulla cells have a unique and varied keratin pattern.
9 citations
,
April 2019 in “Journal of structural biology” Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.