252 citations
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November 1995 in “The EMBO Journal” Blocking EGFR in mice causes hair loss and skin changes.
September 2017 in “Journal of Investigative Dermatology” The Siah1 and Siah2 genes are active in mouse skin development and hair growth, especially right after birth.
August 2025 in “Галицький медичний вісник” Understanding hair follicle changes and hormones is key to diagnosing and treating hair loss.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Developing hair follicles form from ring-shaped patterns, with future stem cells originating from the outer ring, not the upper layers, as previously thought.
35 citations
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May 2011 in “Experimental Dermatology” Aging causes changes in hair follicles, leading to weaker hair growth.
1 citations
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January 2017 in “Evolutionary studies” Different human traits like skin color and hair type vary between populations due to genetic adaptations to the environment.
September 1998 in “Journal of The European Academy of Dermatology and Venereology” The conclusion is that proper recognition and treatment of skin conditions are crucial for the elderly due to changes in skin, nails, and hair with age, and the impact of these conditions on health and mobility.
3 citations
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September 2021 in “Data in brief” Bleaching hair changes its structure and weakens it, which is important for understanding hair damage and creating treatments.
11 citations
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September 2010 in “American Journal of Medical Genetics - Part A” A Turkish family with sparse hair and eyebrow loss has a mutation in the U2HR gene linked to Marie Unna hereditary hypotrichosis.
81 citations
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December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
3 citations
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September 2024 3DEEP reveals early hair follicle stem cell formation and niche establishment before hair bulb development.
3 citations
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January 2019 in “Jikken doubutsu ihou/Jikken doubutsu/Experimental animals/Jikken Dobutsu” Pigs without the Hairless gene showed skin and thymus changes, useful for studying human hair disorders.
1 citations
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February 2017 in “The American journal of dermatopathology/American journal of dermatopathology” A man with a skin nodule was diagnosed with a rare skin condition called cutaneous focal mucinosis, which can be confused with other skin cancers.
April 2018 in “Journal of Investigative Dermatology” Hair follicle stem cells can change their role to ensure proper hair development.
2 citations
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July 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Autophagy changes the protein makeup of hair.
2 citations
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October 2024 in “Journal of Cosmetic Dermatology” Thioglycolate compounds in brow lamination can cause skin irritation and other health issues.
January 2023 in “Kafkas üniversitesi veteriner fakültesi dergisi/Kafkas üniversitesi veteriner fakültesi dergisi” Seasonal changes affect gene activity linked to hair growth in Angora goats.
January 2014 in “Journal of the Korean Society of Design Culture” The study confirmed that changes in hair structure in women with hair loss conditions matched what is taught in beauty college trichology courses.
5 citations
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December 2020 in “International journal of biological macromolecules” Treatments improved hair surface and scale structure but didn't increase certain bonds in the hair cortex.
2 citations
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January 1981 High temperatures and certain chemicals can significantly change the amino acid content in human hair.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The TRPV3 channel structure changes linked to severe itch and hyperkeratosis were identified using cryo-EM.
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.
October 2024 in “Cosmetics” ATG effectively reduces hair frizz without damaging hair strength.
January 2024 in “Uttar Pradesh journal of zoology” Chemical treatments severely damage hair cuticles, especially in previously treated hair.
5 citations
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February 1998 in “Polymer” Human hair keratin has a 40% α-helix structure that changes to a random coil in 8 M urea.
11 citations
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May 2016 in “PubMed” New imaging and testing methods can effectively assess hair shape changes and damage.
72 citations
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July 2003 in “Journal of cosmetic dermatology” Frequent hair coloring and styling can damage hair and cause breakage or loss.
December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
November 2024 in “International Journal of Cosmetic Science” Hair absorbs moisture differently based on its structure and treatment, with changes occurring at 30% humidity.
April 1980 in “Archives of Dermatology” Zinc deficiency didn't cause visible hair changes in the patient.