Hormones, especially testosterone and DHT, are key for penis development and function, and testosterone therapy may help with erectile dysfunction in those with low levels.
76 citations,
March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.
22 citations,
July 2012 in “Journal of integrative agriculture/Journal of Integrative Agriculture” Hoxc13 is linked to seasonal hair growth in Cashmere goats and is affected by melatonin.
91 citations,
May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
November 2022 in “Brazilian journal of veterinary pathology” The Yorkshire terrier has a genetic hair loss condition not improved by treatment.
41 citations,
June 2006 in “Journal of Investigative Dermatology” Beard and scalp hair cells have different gene expressions, which may affect beard growth characteristics.
8 citations,
June 2012 in “PloS one” Mutations in Plcd1 and Plcd3 together cause severe hair loss in mice.
6 citations,
May 2022 in “Frontiers in physiology” Injecting CHIR-99021 into goose embryos improves feather growth by changing gene activity and energy processes.
9 citations,
April 2019 in “Bioscience, biotechnology, and biochemistry” Ten miRNAs may play key roles in starting secondary hair follicle development in sheep foetuses.
Transplanted rat hair follicles grew hair and had increased but not fully restored nerve connections in mice.
August 2023 in “Dermatology and Therapy” Imiquimod can cause rare skin side effects, some irreversible, and long-term follow-up is important for users.
25 citations,
December 2008 in “Journal of Dermatological Case Reports” In vivo reflectance confocal microscopy is useful for evaluating hair shaft diseases but needs improvement for deeper hair follicle issues.
1 citations,
September 2022 in “Evidence-based Complementary and Alternative Medicine” Gardenia florida fruit extract may help hair grow and needs more research to understand how.
12 citations,
April 2019 in “Scientific Reports” A protein called HMGB1 helps hair grow by affecting prostaglandin metabolism.
2 citations,
December 2021 in “Pharmaceutics” Finasteride-loaded proniosomes effectively promote hair growth in mice.
2 citations,
November 2022 in “BioMed Research International” Baicalin may help treat hair loss by promoting hair follicle growth and activating specific cellular pathways.
1 citations,
December 2023 in “Animals” Winter provides the best fur quality for Rex rabbits due to seasonal changes in specific signaling pathways.
1 citations,
December 2022 in “BMC Genomics” The Msx2 gene affects feather development in Hungarian white geese and a specific gene variation could indicate feather quality.
May 2024 in “BMC veterinary research” Metabolites and diet affect hair growth cycles in cashmere goats.
1 citations,
July 2023 in “Communications biology” Removing Mediator 1 from certain mouse cells causes teeth to grow hair instead of enamel.
January 2024 in “Inflammation and regeneration” Th22 cells are essential for Tβ15-induced hair growth in mice.
Hair follicle stem cells are crucial for touch sensation and proper nerve structure in mice.
May 2023 in “IntechOpen eBooks” More research is needed to understand how testosterone is maintained in adult males.
3 citations,
January 2023 in “Nutrients” Hordenine may help hair grow by activating a specific cell growth pathway.
58 citations,
January 2006 in “Skin Pharmacology and Physiology” High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
121 citations,
May 2009 in “Journal of Ethnopharmacology” Eclipta alba extract may help hair grow similarly to Minoxidil.
25 citations,
November 2017 in “Molecular Medicine Reports” PlncRNA-1 helps hair follicle stem cells grow and develop by controlling a specific cell signaling pathway.
1 citations,
January 2017 in “Elsevier eBooks” The document concludes that new treatments for hair loss may involve a combination of cosmetics, clinical methods, and genetic approaches.
106 citations,
June 2005 in “Journal of Investigative Dermatology” The document concludes that assessing hair follicle damage due to cyclophosphamide in mice involves analyzing structural changes and suggests a scoring system for standardized evaluation.
33 citations,
April 2015 in “Current Opinion in Endocrinology, Diabetes and Obesity” 5α reductase inhibitors treat hair loss but may cause sexual side effects and risks.