174 citations,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
31 citations,
November 2016 in “Cell Reports” Touch sensitivity in mouse skin decreases during hair growth due to changes in touch receptors.
28 citations,
January 2003 in “Skin pharmacology and physiology” Melatonin affects skin cell growth differently based on how much and how long it's used.
June 2021 in “Journal of Cosmetic Dermatology” Laser treatment shows promise for hair growth, but needs further research.
60 citations,
March 2011 in “Proceedings of the National Academy of Sciences of the United States of America” RANK-RANKL signaling is essential for hair growth and skin health.
39 citations,
May 2010 in “Stem Cells” Ephrins slow down skin and hair follicle cell growth.
25 citations,
April 1949 in “The journal of experimental zoology” Testosterone applied to rabbit skin increases skin cell growth and changes skin structure.
12 citations,
June 2020 in “Dermatology and therapy” Platelet-Rich Plasma (PRP) can promote new hair growth and increase hair density, but its effectiveness varies depending on the type of hair loss.
Ovol2 is crucial for hair growth and skin healing by controlling cell movement and growth.
26 citations,
November 2002 in “Planta medica” Extracts from Cercidiphyllum japonicum wood can stimulate mouse hair cell growth like common hair growth treatments.
25 citations,
June 2021 in “Developmental Cell” Dying cells can help with faster healing and new hair growth by releasing a growth-promoting molecule.
356 citations,
March 2012 in “Trends in Plant Science” Auxin and ethylene hormones both work together and against each other to control plant growth.
185 citations,
December 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
14 citations,
September 2007 in “Steroids” The study concluded that androstendione and DHEA are important for diagnosing high male hormone levels in women with excessive hair growth.
11 citations,
January 1997 in “Skin Pharmacology and Physiology” A certain inhibitor can slow down the decrease in DNA creation in mouse hair follicles, which might help with hair growth.
115 citations,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
18 citations,
January 2020 in “Ecology and evolution” Genes related to pigmentation, body rhythms, and behavior change during hares' seasonal coat color transition, with a common genetic mechanism in two hare species.
6 citations,
August 2014 in “Dermatologic Surgery” PRP injections may improve hair loss condition, but more research needed.
4 citations,
August 2011 in “Aktuelle Dermatologie” Topical melatonin is a safe treatment that may reduce hair loss in people with androgenetic alopecia.
151 citations,
December 2004 in “Annals of the New York Academy of Sciences” Congenital Adrenal Hyperplasia is a genetic disorder with two forms, causing symptoms like early puberty and severe acne, but can be identified through screening and treated with glucocorticoids.
61 citations,
October 1996 in “Development” Hair growth can be stimulated by combining certain skin cells, which can rejuvenate old cells and cause them to specialize in hair follicle creation.
8 citations,
September 1995 in “Acta Dermato Venereologica” Calcipotriol treatment for scalp psoriasis does not cause hair loss.
80 citations,
April 2011 in “Plant physiology” White lupin uses specific genes to grow root hairs and access phosphorus when it's scarce.
67 citations,
July 2016 in “Reviews in Endocrine and Metabolic Disorders” Stress can worsen skin conditions by affecting hormone levels and immune response.
31 citations,
October 2010 in “Progress in lipid research” LPA3 is crucial for embryo implantation and links LPA to prostaglandin signaling.
85 citations,
May 2019 in “Journal of neuroendocrinology” The article concludes that better understanding gene regulation related to seasonal changes can offer insights into the mechanisms of seasonal timing in mammals.
4 citations,
December 2020 in “Journal of Dermatology” Impaired autophagy may cause hair loss by triggering early catagen.
2 citations,
February 2015 in “Journal of Tissue Engineering and Regenerative Medicine” Transplanting a mix of specific skin cells can significantly improve the repair of damaged hair follicles.
September 2023 in “Biology of reproduction” New testosterone analogs show promise for male contraception with better activity and potentially fewer side effects.
284 citations,
February 2008 in “Pediatrics” Chemicals and body size might change when puberty starts and progresses, but more research is needed to confirm this.