Four bacteria from the lab were found to be resistant to selenium.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found markers indicating that cells responsible for hair color are differentiating in specific areas of the hair follicle.
June 2022 in “Journal of Experimental Biology and Agricultural Sciences” Most E. coli in broiler chickens are resistant to multiple antibiotics.
VCFO effectively treats fungal infections in cats and promotes hair regrowth.
Stress levels are linked to hair loss in female medical students at Muhammadiyah University of Malang.
43 citations,
February 2008 in “Journal of cutaneous pathology” Melanocyte precursors in human fetal skin follow a specific migration pattern and some remain in the skin's deeper layers.
2 citations,
November 1998 in “Journal of The European Academy of Dermatology and Venereology” Prednisone reduces organ mast cell infiltration but does not alter the abnormal appearance of mast cells in systemic mastocytosis.
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.
303 citations,
August 1971 in “The American Journal of Medicine” Melanocytes are destroyed by factors needed for melanin production, causing vitiligo and gray hair.
161 citations,
June 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair stops producing melanin as it transitions from the growth phase to the resting phase.
112 citations,
July 1998 in “Journal of Investigative Dermatology” Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.
44 citations,
July 2013 in “Journal of the American Academy of Dermatology” Poliosis circumscripta is a patch of white hair caused by lack of melanin, linked to genetic and acquired conditions.
35 citations,
September 2003 in “Archives of dermatology” Tiger tail bands in hair are caused by wavy hair fibers with melanin, unlike straight fibers in normal hair.
27 citations,
August 2006 in “Laboratory Investigation” SCF and ET-1 together significantly increase skin pigmentation and melanin production.
27 citations,
January 1995 Melanin in black hair protects it from sun damage better than light-brown hair.
25 citations,
January 2013 in “Colloids and surfaces. B, Biointerfaces” Hair dye colors mainly target melanin granules in black hair.
23 citations,
March 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” ATP increases melanin production in skin after UV exposure, with the P2X7 receptor being crucial for this process.
22 citations,
January 1985 in “Journal of Human Evolution/Journal of human evolution” Human skin and hair color variation is mainly due to melanin produced by a few genes, with melanin protecting against sun damage.
19 citations,
January 2007 in “Biological & pharmaceutical bulletin” Glycine reduces skin pigmentation by lowering melanin production.
16 citations,
February 2015 in “Photochemistry and Photobiology” Hair acts as a significant natural sun barrier, with protection increasing based on hair density, thickness, and melanin presence.
16 citations,
November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Hair color is determined by different melanins and changes with age.
15 citations,
March 2015 in “Experimental Dermatology” Clotrimazole, an antifungal cream, may safely reduce skin pigmentation by breaking down the enzyme needed for making melanin.
14 citations,
November 2013 in “PloS one” HGF/SF increases skin melanocytes but doesn't change melanin type or amount.
14 citations,
April 2005 in “Experimental Dermatology” Stressed fibroblasts greatly increase melanin production in hair, skin, and eye cells, mainly due to a growth factor called bFGF.
13 citations,
March 2020 in “Frontiers in cell and developmental biology” A substance called TCQA could potentially darken hair by activating certain genes and increasing melanin.
12 citations,
September 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
11 citations,
February 2018 in “Archives of Pharmacal Research” Finasteride reduces melanin production, possibly treating hyperpigmentation and melanoma, but needs more safety research.
10 citations,
January 2012 in “Journal of biomedical optics” Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.
7 citations,
February 2019 in “International Journal of Dermatology” Gray hair is caused by reduced melanin production or transfer issues, linked to aging and possibly health conditions, with treatments focusing on color camouflage.
6 citations,
October 2019 in “Jo'jig gonghag gwa jaesaeng uihag/Tissue engineering and regenerative medicine” Rice bran extract boosts melanin production in hair follicles.