February 2012 in “Clinical and Experimental Dermatology” Many adult women experience unexplained excessive hair shedding, often starting before age 40.
March 2009 in “Chinese Journal of Dermatology” Melanocytes in the outer root sheath are likely stem cells that grow fast but stay immature.
260 citations
,
December 2012 in “Cold Spring Harbor Perspectives in Biology” Wnt signaling is crucial for skin development and health, and its disruption can cause skin diseases.
158 citations
,
November 1998 in “Cell” β-catenin affects hair growth and can lead to tumors, needing more research for better understanding.
118 citations
,
January 2016 in “Current Topics in Developmental Biology” The document concludes that while significant progress has been made in understanding skin biology and stem cells, more research is needed to fully understand their interactions with their environment.
97 citations
,
January 2005 in “Wear” Human hair and skin friction vary by ethnicity, hair type, and environmental conditions.
77 citations
,
April 1999 in “Dermatologic Clinics” The document concludes that follicular unit transplantation offers more natural results and better graft survival than older hair transplant methods.
73 citations
,
July 2016 in “Cosmetics” Mushrooms have beneficial properties for skin and hair care products and have great potential for future cosmetic use.
66 citations
,
December 2016 in “Frontiers in Plant Science” Some rice types grow better roots for phosphorus uptake, but not all do.
63 citations
,
February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
51 citations
,
March 2001 in “Clinics in dermatology” Bleaching damages hair, making it rougher and weaker.
35 citations
,
January 2020 in “Skin Pharmacology and Physiology” The review concluded that keeping the hair-growing ability of human dermal papilla cells is key for hair development and growth.
35 citations
,
January 1996 in “Dermatologic clinics” Tinea capitis is a common scalp infection causing hair loss, mostly in young children.
35 citations
,
November 1931 in “Journal of Genetics” Hairless mice lack fur due to a genetic mutation affecting skin response, not hormone issues.
28 citations
,
December 2018 in “Plant, cell & environment/Plant, cell and environment” A protein called PLC2 is important for the growth and development of plant roots influenced by auxin.
21 citations
,
August 1960 in “British journal of dermatology/British journal of dermatology, Supplement” Endoxan often causes hair loss, which usually starts in the third week of treatment.
18 citations
,
June 1988 in “Culture, medicine and psychiatry” The perception of excessive hair growth in women as abnormal is more influenced by cultural norms than by medical reasons.
15 citations
,
February 2017 in “Nursing Clinics of North America” Targeted cancer therapies can cause skin side effects, which should be treated early to help patients' quality of life and treatment adherence.
14 citations
,
April 2021 in “Heliyon” Pomegranate leaf extract may help with hair growth, dandruff, and lice.
12 citations
,
July 2016 in “Forensic science international” The research found that postmortem root bands in hair are likely caused by the breakdown of a specific part of the hair's inner structure after death.
11 citations
,
March 2023 in “Frontiers in Nutrition” Hair analysis can detect small changes in dietary zinc intake.
9 citations
,
April 2024 in “Heliyon” Probiotics may help with hair growth and dandruff, but more research is needed.
9 citations
,
February 2005 in “The Journal of Men's Health & Gender” Finasteride effectively treats male hair loss, increasing length and thickness.
8 citations
,
January 2000 Terbinafine effectively stops fungal invasion of human keratin.
8 citations
,
January 1996 in “Springer eBooks” Male pattern baldness may be caused by factors like poor blood circulation, scalp tension, stress, and hormonal imbalances, but the exact causes are still unclear.
7 citations
,
January 2009 in “Immunological investigations” A 3-year-old boy lost all his hair due to a rare reaction to phenobarbital, but it grew back after steroid treatment.
6 citations
,
January 2021 in “Journal of the mechanics and physics of solids/Journal of the Mechanics and Physics of Solids” The model shows that factors like follicle shape and stiffness are key for hair growth and anchoring.
5 citations
,
March 2019 in “Scientific Reports” The technique can isolate cells to help treat skin pigmentation issues.
4 citations
,
November 2021 in “Frontiers in Cell and Developmental Biology” Aging causes hair loss and graying due to stem cell decline and changes in cell behavior and communication.
3 citations
,
September 2014 in “SpringerPlus” Human hair loss may have evolved to help increase brain size.