38 citations
,
December 2011 in “British Journal of Dermatology” Menopause-related hormonal changes affect hair but are not the only cause of hair changes in middle-aged women.
31 citations
,
January 1989 in “Clinical and Experimental Dermatology” The study tested a hair treatment and found it can help grow hair, but won't stop baldness. It's safe and works well, but needs more testing.
30 citations
,
July 2017 in “BioEssays” Activating NRF2 might help treat hair disorders by improving antioxidant defenses.
28 citations
,
May 2012 in “Veterinary Dermatology” Different types of dog hair loss are linked to problems starting the hair growth phase and early hair cycle ending.
28 citations
,
October 1992 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” SIP is a better method for measuring hair growth accurately.
25 citations
,
August 2010 in “Acta Biomaterialia” Researchers developed a method to grow hair follicle cells for transplantation using a special chip.
24 citations
,
August 2018 in “Journal of Ayurvedic and herbal medicine” Hibiscus rosa-sinensis may help treat various health issues and promote hair growth, but more research is needed for safety.
24 citations
,
November 2013 in “Molecular Medicine Reports” Human hair follicle stem cells can become endothelial cells with certain growth factors, useful for vascular treatments.
20 citations
,
January 2012 in “Journal of Steroids & Hormonal Science” The document concludes that there are still unknowns about the effectiveness, risks, and detection of performance-enhancing drugs, and doping remains a challenge.
18 citations
,
November 2010 in “Journal of morphology” Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.
15 citations
,
July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
15 citations
,
July 2002 in “Clinical and Experimental Dermatology” Hair microscopy is useful for diagnosing certain hair loss conditions but has limitations and must be interpreted carefully.
14 citations
,
October 2020 in “Scientific reports” Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.
13 citations
,
December 2019 in “Nutrients” An apple-based supplement was found to stimulate hair protein production, which may help with hair growth.
13 citations
,
October 2017 in “Bioscience, Biotechnology, and Biochemistry” Centella asiatica extract may help promote hair growth by blocking a specific cell signaling pathway.
10 citations
,
January 2013 in “Journal of The European Academy of Dermatology and Venereology” The home-use IPL device effectively reduced hair and delayed its regrowth after six months of use, with users happy and no negative side effects.
9 citations
,
February 2023 in “Genes” lncRNAs influence cashmere fiber traits like diameter and color in goats.
9 citations
,
February 2022 in “BMC Genomics” Melatonin affects gene expression in goat hair follicles, potentially increasing cashmere production.
8 citations
,
September 2002 in “Genes to Cells” Killing specific cells in hair follicles can lead to hair growth problems in mice.
7 citations
,
April 2013 in “Clinical and Experimental Dermatology” Tianeptine, an antidepressant, may prevent stress-induced hair loss in mice.
7 citations
,
January 2011 in “Biochemistry Research International” Hard α-keratin has a universal molecular structure with a specific superlattice arrangement.
6 citations
,
January 2009 in “Elsevier eBooks” The skin has multiple layers and cells, serves as a protective barrier, helps regulate temperature, enables sensation, affects appearance, and is involved in vitamin D synthesis.
5 citations
,
March 1996 in “Archives of Dermatological Research” Certain cytokines and growth factors can stop hair growth and may play a role in alopecia areata.
4 citations
,
January 2020 in “Genes” The KRTAP21-2 gene affects wool length and quality in sheep.
4 citations
,
May 2018 in “Electronic Journal of Biotechnology” All-trans retinoic acid at high doses harms goat hair growth cells and could be bad for hair growth.
4 citations
,
January 2018 in “Cosmetics” Spin traps like PBN could protect skin from pollution and sunlight in cosmetics but need more research for safe use.
4 citations
,
April 2012 in “Asian-australasian Journal of Animal Sciences” Red deer antler extract may help hair grow faster by increasing a growth protein.
Ocu-miR-205 affects hair density in Rex rabbits by promoting cell changes and influencing hair follicle phases.
3 citations
,
March 2015 in “Biomolecules & Therapeutics” Phospholipids from pig lungs can significantly promote hair growth.
2 citations
,
August 2023 in “Marine drugs” Collagen from tilapia scales may improve hair and skin health by reducing stress and inflammation and encouraging hair growth.