50 citations
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September 2012 in “Developmental Biology” Sprouty and FGF balance is crucial for normal feather shape and size.
Trichotillomania involves hair-pulling due to brain and genetic factors, with behavior therapy and new drugs showing promise, but challenges like stigma and underdiagnosis persist.
April 2017 in “InTech eBooks” Many people with hair loss experience scalp pain known as trichodynia, but the causes are unclear and treatments vary.
July 2025 in “The Journal of Physiology” C-tactile afferents are linked to emotional touch and social bonding through hair movement.
53 citations
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March 2006 in “Biopolymers” TTD hair is brittle due to fewer sulfur amino acids and unstable disulfide bonds.
17 citations
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September 2010 in “Pediatric dermatology” A 15-year-old with KID syndrome developed a rare skin condition called PEHFN.
1 citations
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May 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The fer-ts mutation in plants prevents root hair growth at high temperatures.
Keratin peptides in hair may help identify gender and ethnicity, but more research is needed.
19 citations
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September 2008 in “Journal of Cellular Physiology” Blocking EGFR can cause skin inflammation by disrupting IL-1 signaling.
1 citations
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July 2019 in “Small ruminant research” Nerve growth factor helps cashmere goat hair cells grow by activating a specific protein.
8 citations
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March 2014 in “American Journal of Pathology” Damaged hair follicles make mice more prone to skin inflammation and skin cancer after UV exposure.
August 2023 in “International Journal of Molecular Sciences” The human scalp hair bulb contains different types of melanocytes with varying abilities to produce melanin.
46 citations
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November 2022 in “The Journal of Dermatology” Bullous pemphigoid is influenced by genetic factors, immune cell dysfunction, aging, and triggers, with treatment often improving symptoms.
July 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Knuckle darkening can be an early sign of vitamin B12 deficiency.
21 citations
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October 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” A specific gene change plus an additional mutation in the same gene cause hereditary trichilemmal cysts.
64 citations
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March 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” GPRC5D is linked to the formation of hair, nails, and certain tongue areas.
December 2012 in “Journal of dermatological science” Hair follicles help attract immune cells to minor skin injuries.
January 2024 in “SSRN Electronic Journal” 1 citations
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July 1935 in “Nature” Animal hair can curl tightly on its own, especially in foxes, due to changes in keratin.
November 2024 in “Journal of Investigative Dermatology” Blocking the JAK/STAT pathway may help reduce skin sensitivity in Xeroderma pigmentosum.
October 2024 in “SPIRE - Sciences Po Institutional REpository” Glypicans help hair follicle stem cells differentiate by interacting with specific receptors, influencing hair growth.
9 citations
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September 2018 in “JAAD Case Reports” Lichen planopilaris can be triggered by prolonged scalp traction and can be treated with corticosteroids.
15 citations
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June 2015 in “F1000Research” Psoriasis may be chronic because it lacks certain immune system controls that prevent overreaction.
6 citations
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August 1993 in “Archives of Dermatology” The study found that polymorphous light eruption varies among patients and can be distinguished from benign summer light eruption by the time it takes for symptoms to appear after sun exposure.
13 citations
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January 2019 in “Journal of the American Academy of Dermatology” Pityriasis rubra pilaris significantly worsens quality of life more than many other health conditions.
30 citations
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November 1992 in “The Journal of Dermatology” Keratohyalin and trichohyalin proteins help form and organize skin and hair structures.
21 citations
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April 1990 in “Journal of comparative neurology” The study found that nerve signals are stronger when there are more connection points, but not necessarily denser, along the nerve's path in the spine.
May 2025 in “Experimental Dermatology” Triphenylphosphine oxide can increase oil production and reduce inflammation in skin cells without affecting TRPM5.
1 citations
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January 1997 in “Skin research” Hinokitiol and pantothenylethylether in hair products can cause strong allergic reactions.
6 citations
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January 2020 in “Postepy Dermatologii I Alergologii” Trichoscopy is useful for diagnosing hair-pulling disorder.