521 citations,
January 1954 in “Physiological Reviews” Hair growth is cyclic and influenced mainly by local factors.
162 citations,
August 2002 in “Survey of Ophthalmology” Latanoprost can make eyelashes longer, thicker, and darker.
130 citations,
August 2015 in “Experimental Dermatology” Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.
15 citations,
January 1992 in “Sen'i Gakkaishi” The Cell Membrane Complex in hair has both water-attracting and water-repelling layers.
1 citations,
January 2022 in “Journal of experimental and clinical medicine” PCOS is linked to diabetes and insulin resistance, and managing AGEs may help treat related symptoms.
1 citations,
January 2010 in “Springer eBooks” Certain micronutrients may improve hair and nail health, but more research is needed to confirm their benefits.
September 2023 in “Journal of pharmacognosy and phytochemistry” Plumbago zeylanica has valuable medicinal properties but needs sustainable cultivation methods.
Forensic hair analysis for drugs is now more reliable and accurate.
1 citations,
November 2023 in “Cosmetics” Surfactants damage hair, but sealing the cuticle can prevent this.
92 citations,
November 2006 in “Proceedings of the National Academy of Sciences of the United States of America” BMP signaling controls hair follicle size and cell growth by affecting cell cycle genes.
99 citations,
July 2005 in “Ultramicroscopy” The research improved understanding of hair and skin properties across different ethnicities and conditions.
97 citations,
January 2005 in “Wear” Human hair and skin friction vary by ethnicity, hair type, and environmental conditions.
12 citations,
February 2023 in “Journal of Personalized Medicine” Type 1 diabetes often occurs with other autoimmune diseases, and personalized treatment based on genetics can improve outcomes.
1 citations,
July 2006 in “Reviews in gynaecological and perinatal practice” The document concludes that hirsutism in women, often caused by PCOS, requires systematic evaluation and can be treated with medications, mechanical removal, or cosmetic methods, with weight loss also being beneficial.
83 citations,
August 2020 in “Resources” Macroalgae compounds offer sustainable, effective benefits for cosmetics.
4 citations,
September 2016 in “PubMed” Using platelet-rich fibrin matrix with hair transplant techniques helps in hair regrowth in male baldness patients.
6 citations,
June 1976 in “Journal of ultrastructure research” Keratinized wool cells still have some organelles like lysosomes and mitochondria.
25 citations,
April 2012 in “Acta Biomaterialia” Using certain small proteins with a growth factor and specific materials can increase the creation of neurons from stem cells.
February 2005 in “CRC Press eBooks” Hair color is due to active pigment cells in hair during growth.
62 citations,
December 2008 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
June 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” KIF18B is important for correctly positioning cell division machinery in skin cells, affecting hair follicle development.
April 1986 in “CRC Press eBooks” Hair color is determined by melanins produced in hair cells.
34 citations,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
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.
15 citations,
May 2010 in “International Journal of Cosmetic Science” The cell membrane complex in mammalian hair has three distinct types with different structures and chemical properties.
15 citations,
February 1999 in “The anatomical record” Some mutant mice have hair with abnormal cross-linking, mainly in the cuticle, not affecting other hair parts.
2 citations,
July 2019 in “Cosmetics” Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
May 2022 in “Experimental dermatology” Trichothiodystrophy hair is structurally abnormal with protein and organization issues.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
40 citations,
March 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.