Curly hair may be caused by a muscle contraction, and muscle relaxants might help treat it.
April 2024 in “Current research in nutrition and food science” Taking an amino acid supplement improved skin, hair, and nail health in women.
December 2023 in “Journal of Cosmetic Dermatology” The hair growth product was effective and safe, increasing hair growth, thickness, and density while reducing hair fall.
September 2023 in “Biomedical Optics Express” New imaging techniques show testosterone delays hair growth and shrinks follicles in mice, but have limited depth for viewing.
949 citations,
January 2001 in “Cell” Adult mouse skin contains stem cells that can create new hair, skin, and oil glands.
69 citations,
January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.
42 citations,
July 2012 in “PLOS ONE” Estrogen can temporarily slow down hair growth but this can be reversed.
34 citations,
June 2005 in “Developmental dynamics” Runx3 helps determine hair shape.
24 citations,
June 1999 in “Mechanisms of Development” Ornithine decarboxylase is crucial for hair growth and follicle development.
14 citations,
May 2017 in “InTech eBooks” Hair is important for protection, social interaction, and temperature control, and is made of a growth cycle-influenced follicle and a complex shaft.
11 citations,
May 2012 in “Genesis” Bmpr2 and Acvr2a receptors are crucial for hair retention and color.
4 citations,
January 2011 in “Cell stem cell” Hair follicle stem cells can return to their original niche and help regenerate hair.
1 citations,
March 2022 in “IntechOpen eBooks” Aging reduces skin stem cell function, leading to changes like hair loss and slower wound healing.
New treatments for hair loss should target eight main causes and use specific plant compounds and peptides for better results.
November 2022 in “Journal of Cosmetic Dermatology” The combined therapy significantly increased hair density and was safe for treating hair loss.
450 citations,
January 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color is determined by melanin produced and transferred in hair follicles.
154 citations,
November 2017 in “Development” Fibroblast Growth Factors (FGFs) are important for tissue repair and regeneration, influencing cell behavior and other factors involved in healing, and are crucial in processes like wound healing, bone repair, and hair growth.
86 citations,
April 2009 in “Journal of anatomy” Hard skin features like scales, feathers, and hair evolved through specific protein changes in different animal groups.
64 citations,
January 2009 in “The International journal of developmental biology” Hair follicle stem cells are controlled by their surrounding environment.
55 citations,
March 2010 in “Aging” Circadian clock genes are important for hair growth and may affect aging-related hair loss and graying.
25 citations,
April 2021 in “The EMBO Journal” Hair follicle stem cells help maintain skin health and could improve skin replacement therapies.
18 citations,
January 2019 in “European journal of histochemistry” Cattle skin has leptin which might control skin and hair growth.
14 citations,
March 2016 in “Mechanisms of Development” Basonuclin 2 is vital for the development of facial bones, hair follicles, and male germ cells in adult mice, and its absence can lead to dwarfism and abnormal follicles.
10 citations,
August 2021 in “Frontiers in cell and developmental biology” Scientists made structures that look like human hair follicles using stem cells, which could help grow hair without using actual human tissue.
8 citations,
July 2020 in “BMC genomics” The research found genes that change during cashmere goat hair growth and could help determine the best time to harvest cashmere.
5 citations,
June 2023 in “BMC genomics” A specific gene mutation causes long hair in Angora rabbits.
5 citations,
September 2022 in “Journal of Investigative Dermatology” Careful selection of mice by genetics and age, and controlled housing conditions improve the reliability of hair regrowth in wound healing tests.
3 citations,
January 2021 in “Journal of dermatology & cosmetology” Current alopecia treatments manage symptoms but don't cure, and better treatments are needed.
2 citations,
January 2023 in “Pharmaceuticals” Natural products and phytochemicals may help with hair regrowth, but more research is needed.
1 citations,
May 2023 in “European Journal of Human Genetics” Rare ULBP3 gene changes may raise the risk of Alopecia areata, a certain FAS gene deletion could cause a dysfunctional protein in an immune disorder, and having one copy of a specific genetic deletion is okay, but two copies cause sickle cell disease.