74 citations
,
October 1998 in “Journal of biological chemistry/The Journal of biological chemistry” The 190-kbp domain contains all human type I hair keratin genes, showing their organization and evolution.
36 citations
,
February 2018 in “British Journal of Dermatology” Sweat glands and hair follicles are structurally connected within a specific layer of skin fat.
11 citations
,
January 2006 in “International Journal of Cosmetic Science” Some oils can penetrate hair and reduce the stickiness between fibers, but mineral oil cannot.
9 citations
,
July 2013 in “Experimental Dermatology” Aging reduces the ability of human hair follicle cells to form new cell colonies.
7 citations
,
June 2017 in “Omics” The study developed a method to analyze ancient hair proteins using very small samples.
5 citations
,
January 2017 in “Laboratory Animal Research” Gold thread implantation may help hair grow in humans and mice.
4 citations
,
January 2014 in “The Scientific World Journal” Red deer antler extract helps hair grow by extending the growth phase and increasing cell growth in hair follicles.
1 citations
,
February 2025 in “Scientific Reports” The method effectively analyzes skin tissue changes, especially in the arrector pili muscle and nerve fibers with hair follicles.
April 2019 in “Journal of Investigative Dermatology” Removing REDD1 in mice increases skin fat by making fat cells larger and more numerous.
78 citations
,
August 2002 in “Experimental Dermatology” Researchers developed a quick and easy way to get and grow cells from the base of human hair follicles.
January 2003 in “Research Portal (King's College London)” Hair color affects light reflection, with black hair having higher cuticle angles and lighter hair showing less specular reflection.
9 citations
,
July 2014 in “Experimental Dermatology” PTHRP agonists can stimulate hair growth, especially in damaged follicles, while antagonists may initially increase growth but ultimately inhibit it.
2 citations
,
December 2021 in “Scientific reports” Scalp hair sweating is a significant predictor of hair cortisol levels.
March 2005 in “International Journal of Cosmetic Science” DVI provides detailed 3D imaging of hair and shows how various products protect and enhance hair.
41 citations
,
January 2007 in “Journal of Korean Medical Science” Minoxidil and ATRA together boost hair growth more effectively than minoxidil alone.
36 citations
,
November 2009 in “Journal of Investigative Dermatology” Prolactin may affect hair growth differently based on gender and scalp area.
32 citations
,
January 2007 in “Biological & Pharmaceutical Bulletin” Minoxidil and retinol together help hair grow.
27 citations
,
September 2017 in “Journal of Medicinal Food” Annurca apple supplement safely increases hair growth and keratin in humans.
14 citations
,
January 2017 in “Pharmacological Reports” TP0427736 may help treat hair loss by blocking a specific protein and promoting hair growth.
8 citations
,
October 2017 in “Dermatology practical & conceptual” A spermidine-based supplement may help hair grow longer by keeping it in the growth phase.
6 citations
,
August 2019 in “PLOS ONE” Gambogic Amide helps maintain hair color and promotes hair growth.
3 citations
,
January 2018 in “International Journal of Cosmetic Science” Hair stiffness increased by 13.2% after caffeine treatment, validating the Stiffness-Angle Law as an effective measurement method.
Biofield Energy Healing significantly increased hair growth by making hair root cells grow more.
January 2018 in “Open access journal of pharmaceutical research” Biofield Energy Healing may increase hair growth by enhancing cell proliferation.
25 citations
,
April 2018 in “Electromagnetic biology and medicine” Mobile phone radiation may cause DNA damage in human ear hair follicle cells.
20 citations
,
January 2003 in “Journal of oleo science” Chemical treatments and daily stresses damage hair, especially the cuticle layer.
13 citations
,
September 2019 in “EBioMedicine” sPLA2-IIA increases growth in hair follicle stem cells and cancer cells, suggesting it could be targeted for hair growth and cancer treatment.
11 citations
,
December 2016 in “Frontiers in Psychology” Hair style affects perceptions of age, health, and attractiveness more than hair color does.
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.
5 citations
,
February 2015 in “Journal of Bio- and Tribo-Corrosion” Plasma jet treatments can clean hair and might replace peroxide for hair care.