300 citations
,
August 2012 in “Seminars in Cell & Developmental Biology” The conclusion is that certain cell interactions and signals are crucial for hair growth and regeneration.
137 citations
,
September 2005 in “Proceedings of the National Academy of Sciences of the United States of America” The HR protein helps hair grow by blocking a hair growth inhibitor, aiding in hair follicle regeneration.
52 citations
,
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.
53 citations
,
March 2006 in “Biopolymers” TTD hair is brittle due to fewer sulfur amino acids and unstable disulfide bonds.
19 citations
,
January 2007 in “Journal of medical investigation” GFP transgenic mice help study cell origins in skin grafts.
6 citations
,
December 2021 in “Scientific Reports” Inhibiting class I HDACs helps maintain hair growth ability in skin cells.
January 2026 in “Theoretical and Natural Science” Targeting Lgr5+ stem cells and Wnt signaling may effectively treat hair loss.
September 2023 in “Asian journal of beauty & cosmetology” Lipids are important for healthy hair, but their exact role is not fully understood and needs more research.
98 citations
,
October 2012 in “Dermatologic Clinics” Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.
46 citations
,
August 2006 in “Mechanisms of Development” Runx1 is crucial for proper hair structure and development.
17 citations
,
June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
13 citations
,
December 2019 in “Nutrients” An apple-based supplement was found to stimulate hair protein production, which may help with hair growth.
5 citations
,
September 2013
4 citations
,
December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
1 citations
,
January 2013 in “Chronicles of young scientists” Immuno-cosmeceuticals from chicken egg yolk can effectively repair and improve damaged hair.
1 citations
,
March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.
22 citations
,
September 2001 in “Journal of Investigative Dermatology” S100A8 and S100A9 proteins help form hair shafts during growth.
12 citations
,
August 2018 in “BMC Biotechnology” A protein found in safflower seeds can stimulate hair growth and speed up wound healing in mice.
11 citations
,
February 2019 in “Frontiers in Physiology” Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.
February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.
31 citations
,
December 2002 in “Biochimica et biophysica acta. G, General subjects/Biochimica et biophysica acta. General subjects (Online)” The research found two types of calcium in human hair, one that varies among individuals and another that is consistent across people.
14 citations
,
March 1995 in “Journal of cell science” SV40 T antigen in hair follicles causes abnormal hair and health issues in mice.
11 citations
,
January 2015 in “Skin pharmacology and physiology” Eating collagen peptides may help with skin and hair growth.
8 citations
,
June 2001 in “Journal of Biological Chemistry” A truncated protein linked to breast cancer may change cell adhesion.
5 citations
,
September 2018 in “Acta histochemica” The mTOR pathway proteins are altered in the hair follicles of patients with Lichen Planopilaris and Frontal Fibrosing Alopecia.
2 citations
,
February 2025 in “International Journal of Molecular Sciences” Key proteins and pathways regulate yak hair growth, with lipid metabolism aiding adaptation to high altitudes.
November 2025 in “Scientific Reports” COVID-19 may cause hair loss by affecting hair follicles.
October 2024 in “Frontiers in Veterinary Science” FKBP10 and FBN2 are key proteins for hair growth in cashmere goats.
188 citations
,
May 2009 in “Plant physiology” Researchers found 19 genes important for root hair growth in a plant called Arabidopsis.