January 2017 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Sunlight and chemical treatments change hair's internal structure differently, needing specific care.
November 2009 in “Hair transplant forum international” Dr. Bernard Cohen created a new system to classify hair loss using numbers and a detailed scalp map.
47 citations
,
January 2017 in “RSC Advances” Keratin peptides can change hair shape gently without harsh chemicals.
20 citations
,
July 2017 in “Scientific Reports” A single amino acid change in the vitamin D receptor can disrupt its function and lead to hair loss.
January 2024 in “Wiadomości Lekarskie” Robotics will greatly change dentistry with ongoing tech advancements.
193 citations
,
February 2015 in “Nature Communications” Fungi-produced compounds can change plant root growth.
98 citations
,
June 2008 in “Human mutation” A genetic change in the EDAR gene causes the unique hair traits found in East Asians.
66 citations
,
December 1999 in “Journal of Investigative Dermatology” New mutations in the hairless gene may cause hair loss and affect bone development.
41 citations
,
July 2020 in “Colloids and surfaces. B, Biointerfaces” Different hair protein amounts change the strength of keratin/chitosan gels, useful for making predictable tissue engineering materials.
34 citations
,
June 2011 in “Alcoholism: Clinical and Experimental Research” Three drugs change mice's alcohol drinking patterns by affecting GABAA receptors.
26 citations
,
August 2019 in “Stem Cell Research & Therapy” PBX1 helps hair stem cells grow and change by turning on certain cell signals and preventing cell death, which may be useful for hair regrowth treatments.
22 citations
,
May 2011 in “European Journal of Cancer” The drug combination was safe and showed promise in treating advanced tumors.
21 citations
,
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.
13 citations
,
November 2019 in “Scientific reports” Certain drugs change freshwater snail shells to a "banana" shape.
10 citations
,
August 2022 in “Bulletin of Mathematical Biology” Boundary conditions change how patterns form in Turing systems.
10 citations
,
September 2020 in “Biopolymers” Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.
9 citations
,
January 2008 in “Acta histochemica et cytochemica” COX-2 levels change during the hair cycle and affect skin and hair growth.
8 citations
,
June 2023 in “British Journal of Dermatology” The SAAD-41 scale effectively measures the psychosocial impact of alopecia areata.
6 citations
,
October 2022 in “Journal of cell science” Keratin genes change gradually during skin cell development and should be used carefully as biomarkers.
2 citations
,
January 2020 in “Journal of Experimental Social Psychology” Baldness and shaved heads change how traits are seen but don't really affect leader preferences.
1 citations
,
October 2025 in “Scientific Reports” Mandarin duck sail feathers change with seasons due to hormones and genetic regulation.
1 citations
,
September 2022 in “JAAD international” Patients generally feel positive about alopecia areata treatments, but emotions vary by treatment type.
Hair properties change under electromagnetic fields and are influenced by individual characteristics and the environment.
2 citations
,
December 2020 in “Phytomedicine plus” Taking Saw palmetto and Pygeum africana can change the levels of certain steroids in urine, which could cause confusion in doping tests.
January 2026 in “Nano-Micro Letters” 4D scaffolds made with melt electrowriting can change shape for use in medicine.
November 2025 in “Communications Biology” Human hair contains many different molecules that change along its length, influenced by personal care products.
284 citations
,
February 2008 in “Pediatrics” Chemicals and body size might change when puberty starts and progresses, but more research is needed to confirm this.
238 citations
,
February 2007 in “Journal of Neuroscience” Ovarian and stress hormones can change GABA A receptors through neurosteroids.
103 citations
,
March 2011 in “PLoS Biology” Birds can lose neck feathers due to a genetic change that increases a gene's activity, helping them adapt to heat.
50 citations
,
October 1918 in “The journal of experimental zoology” Artificially inducing hair regrowth in mice can change the normal pattern and timing of hair growth, with minimal color differences between old and new fur.