115 citations,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
109 citations,
December 2003 in “American Journal of Pathology” Fetal wound healing changes with development, affecting inflammation and collagen, which may influence scarring.
98 citations,
December 2008 in “Journal of Investigative Dermatology” Prolactin affects hair growth and skin conditions, and could be a target for new skin disease treatments.
98 citations,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
91 citations,
May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
87 citations,
July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
73 citations,
June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
64 citations,
January 2010 in “The FASEB Journal” Prolactin affects the production of different keratins in human hair, which could lead to new treatments for skin and hair disorders.
53 citations,
July 2011 in “Biomaterials” Human liver cells stick to hair protein materials mainly through the liver's asialoglycoprotein receptor.
53 citations,
November 2006 in “Journal of Endocrinology” Prolactin slows down hair growth in mice.
53 citations,
September 1999 in “The journal of cell biology/The Journal of cell biology” K16 can partially replace K14 but causes hair loss and skin issues.
51 citations,
January 2007 in “Animal Genetics” The gene for slick hair in Senepol cattle is located on chromosome 20 and may involve the SRD5A2 gene.
51 citations,
January 2004 in “Domestic animal endocrinology” Melatonin implants and long daylight hours alter the timing of hormone release and hair growth in mouflon sheep.
46 citations,
January 1991 in “Journal of Investigative Dermatology” Minoxidil works in liver and outer hair root sheath for hair growth.
42 citations,
February 2017 in “Scientific Reports” Researchers found a way to create cells from stem cells that act like human cells important for hair growth and could be used for hair regeneration treatments.
40 citations,
July 2015 in “Journal of Cellular Biochemistry” Cysteine helps maintain keratin production in skin cells even when iron is low.
40 citations,
June 2011 in “Journal of biological chemistry/The Journal of biological chemistry” FA2H is essential for normal fur and sebum production in mice.
40 citations,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” S100A3 protein is crucial for hair shaft formation in mice.
39 citations,
January 2012 in “International Journal of Trichology” Melatonin solution helps treat hair loss in men and women.
36 citations,
November 2009 in “Journal of Investigative Dermatology” Prolactin may affect hair growth differently based on gender and scalp area.
35 citations,
May 2019 in “Frontiers in genetics” Non-coding RNAs play key roles in the hair growth cycle of Angora rabbits.
24 citations,
March 2018 in “Pigment Cell & Melanoma Research” The environment around melanocyte stem cells is key for hair regeneration and color, with certain injuries affecting hair color and potential treatments for pigmentation disorders.
23 citations,
January 2015 in “Stem cells international” Coating surfaces with human hair keratin improves the growth and consistency of important stem cells for medical use.
22 citations,
October 2019 in “Cerebral cortex” Sex neurosteroids cause different effects on hippocampal synaptic plasticity in males and females.
22 citations,
June 2018 in “Journal of Neuroinflammation” Procyanidins from grape seeds reduce nerve pain by blocking specific proteins and inflammation.
20 citations,
February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
19 citations,
September 1995 in “Food and nutrition bulletin” Leucaena leucocephala is nutritious but needs careful processing to remove toxins.
19 citations,
February 2017 in “Journal of radiation research” High-dose radiation speeds up aging in skin stem cells.
17 citations,
June 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” The G60S Connexin43 mutation causes hair growth issues and poor hair quality in mice, similar to human ODDD patients.
15 citations,
July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.