44 citations,
October 2011 in “Gynecological Endocrinology” Menopause significantly reduces skin collagen, leading to thinner, less elastic skin, and hormone replacement may help but requires careful consideration.
43 citations,
August 2018 in “Cell Stem Cell” Hoxc genes control hair growth through Wnt signaling.
42 citations,
September 2015 in “Gene” FGF5s can block the effects of FGF5, which may help control hair growth in cashmere goats.
40 citations,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
40 citations,
January 2013 in “Journal of Korean Medical Science” Iron deficiency may contribute to hair loss.
40 citations,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” S100A3 protein is crucial for hair shaft formation in mice.
39 citations,
November 2016 in “Pharmaceutics” The hair follicle pathway significantly affects how easily water-loving chemicals pass through the skin.
39 citations,
December 2013 in “Phytotherapy Research” Safflower (Carthamus tinctorius) extract helps hair grow and could be used in hair products.
39 citations,
August 2008 in “Growth hormone & IGF research” Raspberry ketone may help grow hair and improve skin elasticity.
38 citations,
August 2012 in “Biochemical and biophysical research communications” Human leukocytes and beard hair follicle cells have internal daily clocks, and PER1 and PER3 genes may indicate individual circadian rhythms.
37 citations,
April 2010 in “FEBS Letters” The study concludes that the EDA2R gene is activated by p53 during chemotherapy but is not necessary for chemotherapy-induced hair loss.
37 citations,
January 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Apple extract called procyanidin B-2 was found to greatly increase hair growth.
35 citations,
May 2019 in “Frontiers in genetics” Non-coding RNAs play key roles in the hair growth cycle of Angora rabbits.
35 citations,
July 2018 in “Cell Reports” The study found that a specific area of the hair follicle helps start hair growth by reducing the blocking effects on certain cells and controlling growth signals.
35 citations,
March 2007 in “Skin Research and Technology” The conclusion is that exogen is a unique hair cycle phase and the new sampling method specifically targets this stage, which may help in future hair loss research.
35 citations,
March 2005 in “Journal of Investigative Dermatology” Potassium channel openers like minoxidil help hair grow by acting on hair follicles.
34 citations,
November 2008 in “British Journal of Dermatology” Hair extensions can cause hair loss and scalp damage, and these problems might be more common than people realize.
34 citations,
June 2008 in “In vitro cellular & developmental biology. Animal” Scientists created a long-lasting stem cell line from human hair that can turn into different skin and hair cell types.
34 citations,
January 1943 in “Endocrinology” Adrenalectomy boosts hair growth and melanin in black rats, even with vitamin B¹ deficiency.
33 citations,
September 2019 in “Dermatologic Surgery” Using a special stem cell formula on the scalp once a month for six months helped people with hair loss grow more hair.
33 citations,
June 2017 in “Developmental Biology” Mice can correct hair follicle orientation without certain genes, but proper overall alignment needs those genes.
32 citations,
February 2024 in “Growth Hormone & IGF Research” Dihydrotestosterone (DHT) stops hair growth in mice by lowering a growth factor important for hair.
30 citations,
April 2017 in “Experimental Dermatology” Hair follicle stem cells and skin cells show promise for hair and skin therapies but need more research for clinical use.
30 citations,
October 2016 in “Current research in translational medicine” Hair follicles on the scalp interact with and respond to the nervous system, influencing their own behavior and growth.
30 citations,
April 2013 in “Journal of Investigative Dermatology” Radiation mainly affects keratinocyte stem cells, not melanocyte stem cells, causing hair to gray.
30 citations,
July 2010 in “Experimental Dermatology” Polyamines are important for hair growth, but more research is needed to understand their functions and treatment potential.
29 citations,
March 2011 in “The Journal of Nutritional Biochemistry” Eating isoflavone can help mice grow hair by increasing a growth factor.
27 citations,
January 2020 in “Experimental Dermatology” Immune cells affect hair growth and could lead to new hair loss treatments.
27 citations,
January 2006 in “Colloids and Surfaces B: Biointerfaces” Researchers found that bulge cells from human hair can grow quickly in culture and have properties of hair follicle stem cells, which could be useful for skin treatments.
27 citations,
July 1990 in “International Journal of Dermatology” A pulsed electrical field safely and effectively increased hair growth.