17 citations,
October 2017 in “Scientific reports” Fine wool sheep have more genes for wool quality, while coarse wool sheep have more for skin and muscle traits.
1 citations,
September 2013 in “Elsevier eBooks” Hair ages and thins due to factors like inflammation and stress, and treatments like antioxidants and hormones might improve hair health.
27 citations,
February 2017 in “Biomedicine & Pharmacotherapy” White wax and policosanol from white wax effectively reduced hair loss and promoted hair growth in mice better than a known hair growth drug.
November 2024 in “Stem Cell Research & Therapy” Stem cells from umbilical cords can help regrow hair in mice with hair loss.
Editing the FGF5 gene in sheep increases fine wool growth.
29 citations,
September 2012 in “Dermatologic Clinics” Hair disorders are caused by a complex mix of biology, genetics, hormones, and environmental factors, affecting hair growth and leading to conditions like alopecia.
19 citations,
June 2020 in “Animals” Poor maternal nutrition can lead to fewer wool follicles in Chinese Merino sheep.
1 citations,
April 2023 in “Journal of Animal Science and Biotechnology” Melatonin helps grow more secondary hair follicles in young goats, improving cashmere production.
142 citations,
September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
January 2022 in “Clinical Cases in Dermatology” A 12-year-old boy has a rare, harmless hair loss on his chin with no need for treatment.
56 citations,
July 2005 in “Journal of The American Academy of Dermatology” Using both vertical and transverse sections gives a better diagnosis of alopecia than using one method alone.
7 citations,
September 2014 in “Beni-Suef University Journal of Basic and Applied Sciences” Cuscuta reflexa extracts and an isolate promoted hair growth and could be natural treatments for hair loss.
14 citations,
January 2013 in “Journal of Cutaneous Medicine and Surgery” Some cancer treatments can cause permanent hair loss.
2 citations,
May 2021 in “Scientific Reports” Stress is likely causing hair loss in Formosan macaques.
13 citations,
August 1995 in “Australasian Journal of Dermatology” Hair follicles are smaller in people with androgenetic alopecia compared to those with normal scalps.
21 citations,
July 2014 in “British Journal of Dermatology” Hair thickness matters more than density for baldness in Japanese men over 25.
7 citations,
November 2019 in “Animal” Melatonin increases cashmere quality in goats but reduces their milk production and doesn't affect their offspring's hair growth.
1 citations,
March 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” The hair treatment made hair grow faster and thicker and strengthened the hair roots.
August 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Mouse touch-sensitive nerve cells adjust their connections based on competition with other similar cells.
759 citations,
February 2009 in “Current Biology” Hair follicles are complex, dynamic mini-organs that help us understand cell growth, death, migration, and differentiation, as well as tissue regeneration and tumor biology.
223 citations,
January 2014 in “International Journal of Molecular Sciences” The conclusion is that proper signaling is crucial for hair growth and development, and errors can lead to cancer or hair loss.
159 citations,
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.
100 citations,
November 1996 in “Molecular Medicine Today” Growth factors and cytokines are important for hair growth and could potentially treat hair loss, but more research is needed to overcome challenges before they can be used in treatments.
95 citations,
July 2010 in “Genes & development” Notch/CSL signaling controls hair follicle differentiation through Wnt5a and FoxN1.
82 citations,
May 2009 in “Development” EGF and KGF signalling prevent hair follicle formation and promote skin cell development in mice.
73 citations,
June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
72 citations,
December 1996 in “Journal of Investigative Dermatology” Human hair follicles can regenerate after removal, but with low success rate.
61 citations,
December 2016 in “The EMBO Journal” The study showed that hair follicle stem cells can maintain and organize themselves in a lab setting, keeping their ability to renew and form hair and skin.
51 citations,
September 2020 in “Cell Metabolism” Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
36 citations,
March 2011 in “Nature Communications” Cells from a skin condition can create new hair follicles and similar growths in mice, and a specific treatment can reduce these effects.