13 citations
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September 2018 in “Scientific Reports” The research found that a complex gene network, controlled by microRNAs, is important for hair growth in cashmere goats.
12 citations
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January 1981 in “Springer eBooks” Environmental factors like temperature and nutrition affect hair growth, with humans showing seasonal hair growth differences.
5 citations
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October 2011 in “Small ruminant research” Goat hair growth and follicle activity change with the seasons and differ between males and females.
1 citations
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August 2019 in “Research Square (Research Square)” Cashmere goats have a hair growth cycle with specific genes regulating growth, regression, and resting periods.
Rex rabbits should not be slaughtered before 120 days for the best fur quality.
Curly wool has more orthocortex than straight wool.
November 2022 in “Research Square (Research Square)” Keratin-associated proteins have ancient origins and were used for different purposes before being adapted for hair in mammals.
September 2020 in “Research Square (Research Square)” Researchers found that certain RNA sequences play a role in yak hair growth and these sequences are somewhat similar to those in cashmere goats.
159 citations
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July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
128 citations
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March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
127 citations
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March 2016 in “PLoS ONE” Key genes and pathways crucial for hair follicle development in cashmere goats were identified, aiding fleece production improvement.
94 citations
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February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
91 citations
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May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
73 citations
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June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
68 citations
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December 1991 in “Annals of the New York Academy of Sciences” Hair growth can be induced by certain cells found at the base of hair follicles, and these cells may also influence hair development and regeneration.
46 citations
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March 2015 in “Regeneration” Mice can grow new hair follicles after skin wounds through a process not involving existing hair stem cells, but requiring more research to understand fully.
40 citations
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March 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.
36 citations
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November 2009 in “Journal of Investigative Dermatology” Prolactin may affect hair growth differently based on gender and scalp area.
35 citations
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May 2019 in “Frontiers in genetics” Non-coding RNAs play key roles in the hair growth cycle of Angora rabbits.
28 citations
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October 2019 in “Seminars in Cell & Developmental Biology” Hair can regrow in large wounds through a process similar to how hair forms in embryos, and understanding this could lead to new treatments for hair loss or scarring.
27 citations
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January 2010 in “Animal” South American camelids should be sheared early, fleece type affects fiber quality, and the S/P follicle ratio doesn't distinguish between Bolivian llama genotypes.
22 citations
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May 2021 in “Nature Communications” Tissue stiffness affects hair follicle regeneration, and Twist1 is a key regulator.
21 citations
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April 1982 in “Genetics Research” Mice with the naked gene have missing or abnormal hair cells.
14 citations
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June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
14 citations
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March 1995 in “Journal of cell science” SV40 T antigen in hair follicles causes abnormal hair and health issues in mice.
10 citations
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September 2018 in “Regenerative Medicine” New hair can grow from large wounds in mice, but less so as they age, involving reprogramming of skin cells and specific molecular pathways.
9 citations
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February 1981 in “Australian journal of biological sciences” Lambs fed a liquid diet showed abnormal wool and skin, which improved with more B-vitamins, suggesting a link to B-vitamin deficiency.
9 citations
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December 1978 in “Australian Journal of Biological Sciences” Flumethasone causes wool shedding in Merino wethers, with recovery in about 60 days.
7 citations
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September 2020 in “Frontiers in Cell and Developmental Biology” IL-36α helps grow new hair follicles and speeds up wound healing.
4 citations
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January 2018 in “Advances in Experimental Medicine and Biology” The document concludes that hair follicles have a complex environment and our understanding of it is growing, but there are limitations when applying animal study findings to humans.