The document concludes that activating hair roots is important for improving hair growth and preventing hair loss.
April 2021 in “Journal of Investigative Dermatology” Leontopodium alpinum extract may help reduce hair shedding by keeping hair in the growth phase longer.
January 1997 in “프로그램북(구 초록집)” Single hair follicle transplantation is best for restoring eyelashes, eyebrows, and pubic hair, with attention to natural hair direction, thickness, and design.
149 citations
,
June 2010 in “The FASEB journal” miR-31 regulates hair growth by controlling gene expression in hair follicles.
87 citations
,
April 2018 in “Biochemical and Biophysical Research Communications” Exosomes from dermal papilla cells can help grow hair and might treat hair loss.
62 citations
,
January 2000 in “Developmental dynamics” Notch-related genes play a key role in the development and cycling of hair follicles.
47 citations
,
April 2001 in “Journal of Dermatological Science” IGF-I and HGF attract and stimulate hair follicle cells to move.
31 citations
,
August 2000 in “Journal of Investigative Dermatology” Stem cells are key for hair follicle recovery.
7 citations
,
March 2018 in “Asian-Australasian journal of animal sciences” OCIAD2 and DCN genes affect hair growth in goats by having opposite effects on a growth signaling pathway and inhibiting each other.
7 citations
,
March 2005 in “Journal of dermatological science” Apoptosis helps shape hair growth and prepares the skin for hair to emerge.
173 citations
,
July 1995 in “Biochemical and biophysical research communications” Male hormones promote hair cell growth by using a growth factor from nearby skin cells.
94 citations
,
February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
71 citations
,
October 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” HFMs can help study hair growth and test potential hair growth drugs.
33 citations
,
March 2013 in “Journal of Investigative Dermatology” Human hair follicle stem cells show signs of low oxygen levels, which may be important for hair growth and preventing baldness.
27 citations
,
October 2020 in “Biomedicine & Pharmacotherapy” Hair follicle stem cells help skin heal and grow better.
25 citations
,
July 1994 in “Journal of dermatological science” Testosterone affects hair follicles differently across body sites, with beard hair follicles showing more activity of a specific enzyme and presence of androgen receptors compared to scalp hair.
23 citations
,
June 2012 in “Molecular Biology Reports” VEGF stimulates hair cell growth and increases growth receptor levels through a specific signaling pathway.
3 citations
,
March 2009 in “Hirosaki University Repository for Academic Resources (Hirosaki University)” Hirosaki hairless rats have sparse, twisted hair due to missing hair keratin genes.
3 citations
,
November 2005 in “Dermatologic Surgery” Aminoguanidine increases a specific growth signal in stored hair grafts, which may help them survive better after being transplanted.
1 citations
,
November 2005 in “Dermatologic Surgery” Aminoguanidine increases VEGF in stored hair micrografts, potentially improving their viability after transplant.
November 2025 in “Journal of Investigative Dermatology” Radiation-induced hair loss may be caused by hair growth stopping and inflammation in blood vessels.
June 2025 in “Journal of Cosmetic Dermatology” Botanical extract shampoo and tonic improved hair loss in most participants.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Human hair follicles have a unique way of using energy and might use the Cori cycle; blocking CCR5 could help treat hair loss.
January 2008 in “Bradford Scholars (University of Bradford)” Alopecia areata may be caused by antibodies targeting specific hair follicle proteins, hindering hair growth.
July 1993 in “Journal of Radioanalytical and Nuclear Chemistry” Mouse hair element patterns vary, making it unreliable for tracking time.
36 citations
,
November 1990 in “The Journal of Dermatology” Dermal papillae enhance hair follicle growth and structure.
1 citations
,
January 2010 in “Shenyang Nongye Daxue xuebao” IGF-1 and EGF together significantly boost hair follicle growth in cashmere goats.
1 citations
,
January 2013 in “China Animal Husbandry & Veterinary Medicine” VEGF increases in goat hair follicles during fetal development, boosting skin blood vessel density.
69 citations
,
March 2003 in “Journal of Experimental Botany” Sodium chloride slows root hair growth by altering calcium levels, not pH.
1 citations
,
January 2022 in “Research Square (Research Square)” CRISPR/Cas9 editing in spinach affects root hair growth by altering specific genes.