62 citations,
November 2009 in “Aging Cell” Hedgehog signaling helps keep hair follicle stem cells the same in both young and old human skin.
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.
59 citations,
August 2003 in “Phytotherapy Research” Ginseng, especially red ginseng, helps hair grow by increasing blood flow and energy to hair roots.
58 citations,
October 2016 in “Journal of Investigative Dermatology” Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.
58 citations,
October 2001 in “Dermatologic Clinics” Hair loss can indicate underlying systemic diseases and addressing these can sometimes reverse the hair loss.
57 citations,
April 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D receptor is crucial for starting hair growth after birth.
52 citations,
May 2015 in “PLOS Genetics” miR-22, a type of microRNA, controls hair growth and its overproduction can cause hair loss, while its absence can speed up hair growth.
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.
46 citations,
May 1986 in “Seminars in Reproductive Medicine” Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.
44 citations,
March 2004 in “Journal of Investigative Dermatology” The effects of estrogen on human hair growth are unclear and need more research.
41 citations,
June 2013 in “PLOS ONE” Engineered skin substitutes can grow hair but have limitations like missing sebaceous glands and hair not breaking through the skin naturally.
41 citations,
September 2010 in “Journal of dermatological science” Bone marrow and umbilical cord stem cells can help grow new hair.
39 citations,
September 2011 in “Tissue Engineering Part B-reviews” Hair follicle regeneration in skin grafts may be possible using stem cells and tissue engineering.
36 citations,
February 2017 in “BMC Complementary and Alternative Medicine” Geranium sibiricum extract helps hair grow and is more effective than minoxidil but can be toxic in high concentrations.
35 citations,
February 2019 in “Cell Communication and Signaling” BMP6 and Wnt10b control whether hair follicles are resting or growing.
33 citations,
October 2010 in “Journal of Dermatological Science” Hair follicle stem cells are a practical and ethical option for nerve repair in regenerative medicine.
32 citations,
June 2015 in “PLOS ONE” Olive leaf compound oleuropein helps grow hair in mice.
31 citations,
January 2016 in “Drugs - Real World Outcomes” Some new oral anticoagulants may also cause hair loss and might not be better than traditional ones for preventing hair loss.
31 citations,
December 2010 in “Journal of the American Academy of Dermatology” Loose anagen hair syndrome is caused by structural abnormalities in the hair follicle's inner root sheath.
27 citations,
September 2017 in “Archives of Dermatological Research” Topical tofacitinib may grow hair better than minoxidil by increasing VEGF and reducing inflammation.
26 citations,
January 2019 in “Experimental Dermatology” Researchers created early-stage hair-like structures from skin cells, showing how these cells can self-organize, but more is needed for complete hair growth.
26 citations,
September 2018 in “Journal of Molecular Cell Biology” Endoglin is crucial for proper hair growth cycles and stem cell activation in mice.
25 citations,
September 2018 in “Scientific Reports” Morroniside may help hair grow and stay in its growth phase by affecting certain cell signals.
24 citations,
April 2020 in “Cells” DNA methylation and long non-coding RNAs are key in controlling hair growth in Cashmere goats.
24 citations,
January 2020 in “International Journal of Molecular Sciences” Some plants with flavonoids may help treat hair loss and promote hair growth.
24 citations,
November 2013 in “British Journal of Dermatology” Chemotherapy causes hair loss starting soon after treatment begins and recovers about 3 months after ending, while tamoxifen does not significantly affect hair growth.
23 citations,
January 2021 in “Biomedicine & Pharmacotherapy” DHT stops hair regrowth in mice, similar to human hair loss.
23 citations,
November 2001 in “Archives of Dermatology” Genetic discoveries are key for understanding, diagnosing, and treating inherited hair and nail disorders.
22 citations,
May 2021 in “Nature Communications” Tissue stiffness affects hair follicle regeneration, and Twist1 is a key regulator.
21 citations,
November 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Telogen is an active phase with important biological processes, not a resting phase.