September 2017 in “Journal of Investigative Dermatology” Hair follicle cells change their DNA packaging during growth cycles and when grown in the lab.
18 citations
,
January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
667 citations
,
May 2008 in “Genes & Development” Histone demethylases can change gene expression and may be linked to diseases like cancer.
21 citations
,
October 2011 in “PloS one” Certain molecules in hair change with age and could be used for cosmetic treatments.
21 citations
,
October 2014 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Hair dyes can change hair color temporarily or permanently but may cause side effects like skin reactions and hair damage.
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.
238 citations
,
February 2007 in “Journal of Neuroscience” Ovarian and stress hormones can change GABA A receptors through neurosteroids.
19 citations
,
August 2013 in “Facial Plastic Surgery Clinics of North America” Children's hairlines change shape as they grow, with women often developing a widow's peak and men's hairlines becoming more convex and possibly balding at the temples, influenced by genetics and hormones.
16 citations
,
April 2009 in “Dermatologic Surgery” The place where hair is transplanted can change its growth rate and length but not its thickness.
12 citations
,
January 2018 in “Biomaterials Science” Softer hydrogel surfaces help maintain hair growth-related functions in skin cells.
11 citations
,
November 2022 in “Journal of Endocrinological Investigation” Hormonal treatments can change hair and skin in transgender people, but may not fully achieve desired results.
11 citations
,
September 1996 in “Neuroscience letters” Adding fetal calf serum helps Merkel cells survive and change shape.
9 citations
,
July 2008 in “Oncology Reports” HPV16-transformed cells can change human skin cell properties, aiding tumor growth.
9 citations
,
January 2008 in “Acta histochemica et cytochemica” COX-2 levels change during the hair cycle and affect skin and hair growth.
3 citations
,
June 2019 in “Journal of cosmetic dermatology” Lower pH straighteners change hair more but weaken it.
June 2025 in “Cancer Management and Research” Improving hair health and managing conditions can enhance scalp cooling effectiveness in preventing hair loss during chemotherapy.
Hair fibers degrade and change color in very basic water.
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.
January 2017 in “Jikken doubutsu ihou/Jikken doubutsu/Experimental animals/Jikken Dobutsu” Mice with a changed Hr gene lose and regrow hair due to changes in the gene's activity.
5 citations
,
July 2014 in “Acta Crystallographica Section D-biological Crystallography” Mutations in the enzyme don't significantly change how it binds to its specific substances.
4 citations
,
August 2014 in “Journal of molecular structure” Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.
October 1890 in “Science” Pilocarpin can cause hair regrowth and color change in some cases but not in others, and it may have side effects in animals.
82 citations
,
February 2017 in “Cold Spring Harbor Perspectives in Biology” The TGF-β family helps control how cells change and move, affecting skin, hair, and organ development.
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.
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.
8 citations
,
September 1958 in “Acta pathologica et microbiologica Scandinavica” Certain treatments can speed up local hair growth in mice but don't change the overall hair growth pattern.
3 citations
,
April 2011 in “Microscopy research and technique” Teratoma hair is similar to scalp hair but has a rougher surface and lower adhesive force.
2 citations
,
June 2022 in “Scientific reports” Mouse hair follicle stem cells lose their ability to change into different cell types after being grown for a long time.
2 citations
,
July 2016 in “Clinical and Experimental Dermatology” Some types of extracellular matrix can change how human skin cells grow but don't affect their basic functions.
1 citations
,
November 2020 in “Biochemical Society transactions” Different types of skin stem cells can change and adapt, which is important for developing new treatments.