September 2008 in “Fertility and Sterility” Free fatty acids may increase androgen production, potentially contributing to polycystic ovary syndrome.
January 2004 in “Dermatologic Surgery” Storing hair follicles in a special buffer with certain inhibitors can increase hair growth and improve transplant results.
Korean herbal extracts may promote hair growth.
July 2022 in “Journal of Investigative Dermatology” The new minoxidil hydrogel is a promising alternative for hair loss treatment, with similar effectiveness and less skin irritation.
December 2016 in “Paleontological Journal” Hair growth can be induced by transplanting certain cells, but these cells lose their properties during culturing. The best cell interaction happens in a liquid medium under gravity, and using collagen doesn't help. Future research could focus on using growth factors to stimulate these cells.
73 citations,
August 2011 in “Stem Cell Research” Human hair follicle stem cells can turn into multiple cell types but lose some of this ability after being grown in the lab for a long time.
54 citations,
October 2002 in “Journal of controlled release” Medium lipophilic substances penetrate skin best, and adding ethanol can increase delivery to hair follicles.
45 citations,
November 2017 in “Biomaterials” Researchers found a new way to create hair-growing structures in the lab that can grow hair when put into mice.
12 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain sex hormones and antiandrogens can either slow down or speed up the growth of human hair follicle cells depending on their concentration.
9 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Sex hormones and antiandrogens can either stimulate or inhibit human hair follicle cell growth depending on the dose.
8 citations,
September 2003 in “Journal of dermatological science” Substance P helps hair grow longer and faster.
7 citations,
September 2014 in “Beni-Suef University Journal of Basic and Applied Sciences” Cuscuta reflexa extracts and an isolate promoted hair growth and could be natural treatments for hair loss.
1 citations,
January 2023 in “Journal of research in pharmacy” Carduus adpressus extract has strong antibacterial, antioxidant, and wound-healing effects.
November 2023 in “Frontiers in Medicine” The method effectively mimics shaving damage on skin for testing skincare products.
July 2023 in “Journal of Microbiology and Biotechnology” Terminalia bellirica extract may help promote hair growth and prevent hair loss caused by testosterone.
January 2010 in “Yearbook of Endocrinology” Two new compounds can block androgen receptor activity in different ways and may lead to new treatments for androgen-related diseases.
268 citations,
April 2009 in “International Journal of Pharmaceutics” Niosomes improve minoxidil skin delivery for hair loss treatment.
59 citations,
August 2014 in “International Journal of Biological Macromolecules” The study found an efficient method to extract antioxidants from Hibiscus leaves.
45 citations,
February 2005 in “Steroids” Four new compounds were more effective than finasteride in treating prostate issues and hair loss, with one being 100 times more active and safe for use.
45 citations,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” 35 citations,
March 2005 in “Journal of Investigative Dermatology” Potassium channel openers like minoxidil help hair grow by acting on hair follicles.
33 citations,
February 2009 in “European journal of pharmaceutics and biopharmaceutics” Pig ear skin is better than human skin for testing how well barrier creams block allergens from entering hair follicles.
32 citations,
January 2007 in “Biological & Pharmaceutical Bulletin” Minoxidil and retinol together help hair grow.
22 citations,
July 2014 in “Hormones” Metformin may help treat neuroendocrine tumors.
19 citations,
April 2015 in “European Journal of Pharmacology” Dihydrotestosterone (DHT) doesn't affect rat skin cell growth, but it does change cell cycle, protein levels, and other cell functions, potentially shortening hair growth cycle.
19 citations,
January 2007 in “Biological & pharmaceutical bulletin” Glycine reduces skin pigmentation by lowering melanin production.
13 citations,
January 1993 in “Archives of dermatological research” Human hair follicles can grow and stay healthy for up to 8 days in a lab setting.
7 citations,
January 2020 in “Frontiers in Pharmacology” Jagged1 and Epidermal Growth Factor together significantly increased hair growth in mice with androgen-suppressed hair.
6 citations,
January 2020 in “BMC Neuroscience” Male tissue has more cell death than female tissue after ischemia, and some neurosteroids only protect female cells.
6 citations,
January 2016 in “Open journal of regenerative medicine” Keratin treatment reduces astrocyte reactivity and inflammation.