June 2017 in “Jurnal Biomedik : JBM” Broiler chicken meat extract increases body weight, visceral fat, and hair production in young male Wistar rats.
29 citations
,
March 2015 in “Journal of Investigative Dermatology” Cyclosporine A promotes hair growth and prolongs the active growth phase in human hair follicles, but may work differently than in rodents.
July 2025 in “Journal of Investigative Dermatology” BrdU speeds up hair follicle aging and reduces hair quality.
November 2024 in “Journal of Investigative Dermatology” Stimulating OR10J1 can promote hair growth and may help treat hair loss.
August 2023 in “International Journal of Molecular Sciences” The human scalp hair bulb contains different types of melanocytes with varying abilities to produce melanin.
April 2023 in “Journal of Investigative Dermatology” Ashwagandha nanoparticles help increase hair growth.
November 2011 in “Journal of Investigative Dermatology” TRH in hair follicles can influence hair color by increasing melanin.
58 citations
,
February 2016 in “Scientific reports” Blocking BACE1 and BACE2 enzymes causes hair color loss in mice.
26 citations
,
December 2020 in “Genes” A combination of IGF-1 and EGF promotes hair growth in Angora rabbits.
16 citations
,
January 2021 in “BMC Genomics” Higher hair follicle density leads to more wool in rabbits, influenced by specific genes and lncRNAs.
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
September 2020 in “Research Square (Research Square)” Long noncoding RNAs help regulate hair follicle density in rabbits.
140 citations
,
August 2010 in “Pigment Cell & Melanoma Research” We know a lot about mouse hair color, but not much about human hair color differences.
93 citations
,
February 2008 in “Atmospheric environment” Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.
65 citations
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August 2007 in “Experimental Dermatology” Human hair follicles can make and process prostaglandins, which may affect hair growth.
44 citations
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June 2018 in “Journal of Cellular Physiology” Researchers developed a 3D model of human hair follicle cells that can help understand hair growth and test new hair loss treatments.
40 citations
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January 2016 in “PLoS ONE” Shorter daylight increases hair growth in Cashmere goats.
20 citations
,
May 1998 in “PEDIATRICS” African-American girls tend to start puberty earlier than white girls, possibly due to increased androgen production.
18 citations
,
January 2023 in “Nano Research” Red OLED therapy significantly boosts hair growth.
12 citations
,
May 2023 in “EMBO reports” High mTORC1 activity slows hair growth and causes it to lose color.
9 citations
,
August 2013 in “Journal of Tissue Engineering and Regenerative Medicine” Transplanted baby mouse skin cells grew normal hair using a new, efficient method.
8 citations
,
March 2015 in “Molecular Medicine Reports” Hair dye ingredient PPD causes cell death and aging in human hair cells by altering microRNA levels.
6 citations
,
September 2010 in “Pigment Cell & Melanoma Research” We know less about human hair pigmentation than mouse coat color, but pH and cysteine levels are key factors.
5 citations
,
June 2018 in “Elsevier eBooks” Testosterone is important for male sexual traits, reproduction, muscle and bone health, blood production, and metabolism, and works both directly and after being changed into other hormones.
4 citations
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December 2022 in “Frontiers in Bioengineering and Biotechnology” Exosomes show promise for improving wound healing, reducing aging signs, preventing hair loss, and lightening skin but require more research and better production methods.
3 citations
,
August 1992 in “Bulletin of Experimental Biology and Medicine” Diabetes changes keratin in skin and hair, affecting their health.
3 citations
,
October 2023 in “Bioscience Biotechnology and Biochemistry” Salmon nasal cartilage proteoglycan may help hair grow.
1 citations
,
July 2023 in “Communications biology” Removing Mediator 1 from certain mouse cells causes teeth to grow hair instead of enamel.
1 citations
,
January 2012 in “Human health handbooks” Hair color is determined by melanin types and gene activity.
1 citations
,
October 2010 in “2010 3rd International Conference on Biomedical Engineering and Informatics” The LEF-1 gene in cashmere goats was successfully cloned and analyzed, showing potential for improving cashmere production.