58 citations
,
February 2016 in “Scientific reports” Blocking BACE1 and BACE2 enzymes causes hair color loss in mice.
April 2026 in “Frontiers in Cell and Developmental Biology” Hair cell loss usually happens after hearing loss starts.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” The mesenchyme can start hair growth, but the exact signal that causes this is still unknown.
417 citations
,
September 2005 in “PLoS biology” Understanding gene expression in hair follicles can reveal insights into hair growth and disorders.
129 citations
,
October 2007 in “The New England Journal of Medicine” Over one-third of women experience hair loss, with female-pattern hair loss being most common, and treatments include minoxidil and possibly hair transplantation.
51 citations
,
January 2004 in “Skin Pharmacology and Physiology” The document explains hair growth and shedding, factors affecting it, and methods to evaluate hair loss, emphasizing the importance of skin biopsy for diagnosis.
22 citations
,
June 2002 in “Seminars in cutaneous medicine and surgery” Laser hair removal works well for people with dark hair and light skin, but it's less effective for light hair or dark skin; improvements are expected.
11 citations
,
September 2011 in “Biochemical journal” Neurotrophin-4 increases calcium current in specific mouse neurons through the PI3K pathway.
4 citations
,
January 2016 in “Journal of cosmetology & trichology” Excessive cell phone use may cause hair loss due to electromagnetic radiation.
Polarized microscopy helps identify hair irregularities in genetic disorders.
March 2014 in “CRC Press eBooks” Some nutrients and antioxidants may improve skin and hair health, but more research is needed to confirm these benefits.
211 citations
,
October 2001 in “The FASEB Journal” Noggin is necessary to start the hair growth phase in skin after birth.
50 citations
,
December 2010 in “Dermatologic Surgery” Laser treatment can stimulate hair growth for male pattern hair loss.
April 2023 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Direct heat perms cause more damage to hair than softening heat perms.
208 citations
,
December 2003 in “Journal of Investigative Dermatology” Certain cells from hair follicles can create new hair and contribute to hair growth when implanted in mice.
130 citations
,
January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
41 citations
,
October 2000 in “Dermatologic clinics” Better hair care products are needed to protect against grooming and chemical damage.
32 citations
,
May 2018 in “Cell Cycle” Melatonin helps Cashmere goats grow more hair by affecting certain genes and cell pathways.
24 citations
,
September 2002 in “Dermatologic Surgery” The place where hair is transplanted can affect its growth and survival rates.
21 citations
,
January 2018 in “The Korean Journal of Physiology and Pharmacology” Modified stem cells from umbilical cord blood can make hair grow faster.
19 citations
,
February 2018 in “Lasers in Medical Science” Red light and LED treatments help hair grow by activating a specific cell signaling pathway.
11 citations
,
September 2020 in “Journal of Cosmetic Dermatology” Silver nanoparticles can significantly promote hair growth.
10 citations
,
May 2019 in “BMC Complementary and Alternative Medicine” The extract from Bacillus/Trapa japonica fruit helps increase hair growth and could be a potential treatment for hair loss.
8 citations
,
June 2019 in “Journal of Ginseng Research” Gintonin-enriched fraction promotes hair growth and could be a potential alopecia treatment.
4 citations
,
March 2019 in “Experimental Biology and Medicine” Exposure to 50 Hz electromagnetic fields may help mice grow hair faster.
January 2026 in “Nature Communications” A wearable device using NIR light may help treat hair loss non-invasively.
September 2002 in “Dermatologic Surgery” The recipient site can affect the growth and survival of transplanted hair but not its thickness.
102 citations
,
February 2008 in “The FASEB Journal” One minoxidil-sensitive potassium channel exists in human hair follicles.
32 citations
,
September 2016 in “Dermatologic Surgery” The evidence for using Low-Level Laser Therapy for hair loss is limited and more thorough research is needed.
20 citations
,
December 2003 in “Journal of Cosmetic and Laser Therapy” An 800nm diode laser safely and effectively reduces hair for about 8 months, with most patients satisfied and few side effects.