23 citations,
January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.
20 citations,
January 2021 in “Plants” High energy boosts root hair growth in plants, while low energy stops it.
59 citations,
February 2012 in “Journal of Dermatological Science” Environmental factors at different levels control hair stem cell activity, which could lead to new hair growth and alopecia treatments.
43 citations,
September 2014 in “Molecular Plant” CLE40 and CRN/CLV2 pathways have opposite effects on root growth in Arabidopsis.
25 citations,
May 2021 in “Journal of exposure science & environmental epidemiology/Journal of exposure science and environmental epidemiology” Common Black hair care products may affect hormone levels and potentially impact health, especially in reproductive and metabolic areas.
5 citations,
March 2019 in “International Journal of Endocrinology” Exercise and finasteride together improve ovary health in PCOS rats.
1 citations,
January 2019 in “Skin Pharmacology and Physiology” Eplerenone, a mineralocorticoid receptor antagonist, was found to promote hair growth in human hair follicles.
July 2024 in “Frontiers in Pharmacology” Pilose antler extracts help hair growth by activating hair follicle stem cells.
60 citations,
October 2005 in “Experimental Dermatology” Zinc can both inhibit and stimulate mouse hair growth, and might help recover hair after chemotherapy.
2 citations,
January 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A protein called FERONIA helps control root hair growth in response to cold and low nitrogen by activating nutrient-sensing pathways in a plant called Arabidopsis.
June 2021 in “Research Square (Research Square)” Melatonin can increase cashmere yield by altering gene expression and restarting the growth cycle early.
April 2017 in “Journal of Investigative Dermatology” Blocking JAK-STAT5 signaling in mice leads to hair growth.
Glycyrrhizic acid and licorice extract can significantly reduce unwanted hair growth.
58 citations,
October 2016 in “Journal of Investigative Dermatology” Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.
5 citations,
January 2016 in “Asian pacific Journal of Tropical Biomedicine” Phthirusa pyrifolia extract may lower testosterone and harm male rat reproduction without damaging the liver or kidneys.
8 citations,
August 2020 in “Domestic Animal Endocrinology” Melatonin improved cashmere production in goats during the first cycle but had no lasting effects on the next cycle.
124 citations,
June 2002 in “Best Practice & Research Clinical Endocrinology & Metabolism” Polycystic Ovary Syndrome likely starts in childhood and may be genetic and influenced by early hormone exposure.
47 citations,
April 2012 in “The Plant Journal” Phosphorylation of certain parts of the PIN3 protein is crucial for its role in plant root growth and response to gravity.
3 citations,
March 2021 in “Metabolites” Hair loss causes differ between men and women due to changes in hormone levels and inflammation-related pathways.
3 citations,
January 2017 in “Yonsei Medical Journal” Blocking 11β-HSD1 can lessen the harmful effects of glucocorticoids on hair growth cells.
September 2023 in “Research Square (Research Square)” Evening primrose oil significantly improves hormone levels and reduces BMI and cholesterol in women with PCOS.
August 2022 in “Journal of Contemporary medical practice” Combining Traditional Chinese Medicine and Western medicine can improve symptoms, hormone levels, and pregnancy outcomes in Polycystic Ovary Syndrome patients, but more research is needed.
July 2022 in “Research Square (Research Square)” Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
271 citations,
September 2008 in “Nutrition reviews” Vitamin D receptor interacts with certain dietary components to help prevent diseases and regulate hair growth.
166 citations,
October 2018 in “Endocrine Reviews” Hormone treatments for transgender individuals generally improve mental health and physical transition, with some health risks that require medical supervision.
157 citations,
October 2003 in “Development” AXR3 and SHY2 genes control the growth and timing of root hair development in plants.
109 citations,
October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.
53 citations,
January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
51 citations,
January 2004 in “Skin Pharmacology and Physiology” The document explains hair growth and shedding, factors affecting it, and methods to evaluate hair loss, emphasizing the importance of skin biopsy for diagnosis.
50 citations,
May 2004 in “Journal der Deutschen Dermatologischen Gesellschaft” Estrogens generally inhibit hair growth and improve skin quality, but their exact effects on hair follicles are complex and not fully understood.