September 2014 in “Springer eBooks” Aging causes hair to gray and thin, with the timing of graying varying by race, and factors like oxidative stress and genetics can lead to hair loss.
The research found that people's hair proteins vary, especially by ethnicity and body part, which could help identify individuals in forensic science.
The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.
18 citations,
August 2014 in “Lipids” Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
8 citations,
July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
26 citations,
September 1990 in “Ophthalmology” The study found no common cause for a girl's crystalline cataract and uncombable hair, suggesting their co-occurrence might be coincidental.
May 2024 in “Proteome science” Bleaching damages hair by reducing the quality of keratin and keratin-associated proteins.
2 citations,
July 2019 in “Journal of psychology & clinical psychiatry” Zinc helps reduce the severity of depression.
September 2024 in “Heliyon” Repeated hair dyeing significantly damages hair.
35 citations,
March 2010 in “BMC veterinary research” Goats with BSE or scrapie show varying symptoms, and using only clinical signs may not detect all scrapie cases.
April 2024 in “Cell death and differentiation” Cell death shapes skin stem cell environments, affecting inflammation, repair, and cancer.
36 citations,
September 2015 in “Forensic Science International: Genetics” Certain DNA variants can predict straight hair in Europeans but are not highly specific.
1 citations,
January 2010 in “Springer eBooks” Certain micronutrients may improve hair and nail health, but more research is needed to confirm their benefits.
90 citations,
February 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Interleukin-1 increases keratin K6 production in skin cells.
62 citations,
January 2010 in “Hormone research in paediatrics” Genetic screening is crucial for accurately diagnosing APS-1 due to its varied symptoms.
56 citations,
December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle cells age faster and lose pigment due to less catalase, causing hair to turn gray.
9 citations,
March 2019 in “Molecular & cellular proteomics” Reductive stress messes up collagen balance and alters cell signaling in human skin cells, which could help treat certain skin diseases.
May 2021 in “GSC Advanced Research and Reviews” Hair color is influenced by genetics and can indicate certain health conditions.
75 citations,
November 2016 in “Medicines” Beta-sitosterol has potential health benefits but needs more research to fully understand its effects and improve its use in treatments.
19 citations,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
12 citations,
September 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
22 citations,
August 2019 in “Environmental research” Pseudomonas sp. T5-6-I bacteria increase selenium uptake in Brassica oleracea plants by 130%.
August 2022 in “Metabolites” Different types of skin on mice have unique chemical profiles related to how they grow and react to stress.
1 citations,
March 2022 in “IntechOpen eBooks” Collagen is crucial for health and treating certain diseases, and supplements can improve skin, nails, and hair conditions.
13 citations,
November 2021 in “Biomedicines” Plasma-activated liquid can kill harmful cells, speed up wound healing, and potentially treat cancer without damaging healthy cells.
68 citations,
August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
26 citations,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
25 citations,
September 2018 in “Molecular Biology of the Cell” Blocking Wnt/β-catenin signaling with EGF receptor is necessary for proper hair growth.
8 citations,
February 2022 in “Scientific Reports” Medicinal herbs might treat hair loss by affecting genes and pathways related to lipid and glycerophospholipid metabolism.
14 citations,
January 2018 in “Scientific reports” Bioluminescence imaging can track hair follicle cells and help study hair regrowth.