107 citations
,
September 2002 in “Journal of Investigative Dermatology” Researchers found that hair shedding happens mostly when new hair is growing and involves a unique process.
95 citations
,
July 2010 in “Genes & development” Notch/CSL signaling controls hair follicle differentiation through Wnt5a and FoxN1.
50 citations
,
August 1985 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Spironolactone reduces the enzyme activity that converts testosterone to DHT, helping treat excessive hair growth in women.
37 citations
,
March 2014 in “Journal of Trace Elements in Medicine and Biology” Lower hair zinc and copper levels found in Turkish males with hair loss; higher BMI linked to less hair zinc.
28 citations
,
October 2011 in “International Journal of Molecular Medicine” Adenosine helps hair grow longer and stronger by boosting certain growth factors and signaling pathways.
24 citations
,
April 2017 in “Oncology Reports” The hair keratin gene KRT81 is found in both normal and breast cancer cells and helps them invade surrounding tissues.
24 citations
,
January 2015 in “Annals of Dermatology” Herbal extracts may help hair grow and could be an alternative to synthetic hair loss treatments.
22 citations
,
February 2008 in “Journal of Dermatological Science” EPR spectroscopy showed that spontaneous hair growth results in thicker skin and less pigmented hair than depilation-induced growth.
21 citations
,
January 2014 in “Dermatology Research and Practice” Hair and serum levels of zinc, copper, and iron are similar in people with alopecia areata and healthy individuals.
19 citations
,
January 2016 in “Biological & Pharmaceutical Bulletin” Sargassum muticum extract and its component apo-9'-fucoxanthinone may help hair growth and treat hair loss.
17 citations
,
April 2017 in “PLoS ONE” Hair follicle cells can become bone-like cells, useful for bone repair.
14 citations
,
March 1995 in “Journal of cell science” SV40 T antigen in hair follicles causes abnormal hair and health issues in mice.
13 citations
,
March 2020 in “Frontiers in cell and developmental biology” A substance called TCQA could potentially darken hair by activating certain genes and increasing melanin.
12 citations
,
December 2021 in “Aging” A new painless method to collect hair follicles helps study DNA damage and aging.
11 citations
,
January 2018 in “Royal Society Open Science” Scientists found genes linked to the growth of high-quality brush hair in Chinese Haimen goats.
10 citations
,
January 2001 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Lysosomal proteases and cytoplasmic enzymes help hair follicle cells develop and differentiate.
7 citations
,
January 2018 in “Journal of Tissue Viability” An 80-year-old patient grew new hair on a wound, showing that elderly people can still regenerate hair.
5 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Minoxidil boosts hair growth by undergoing a process in hair follicles and certain skin cells, and by increasing the production of compounds essential for hair growth and maintenance.
4 citations
,
September 2015 in “Bulletin of the Korean Chemical Society” Researchers developed a quick and sensitive method to identify and measure hair growth-promoting substances in a herbal mix.
3 citations
,
January 2018 in “Chiang Mai University Journal” Centella asiatica extract may help promote hair growth.
3 citations
,
June 2013 in “Genes & development” CaV1.2 helps activate hair follicle stem cells without calcium flux.
1 citations
,
July 2024 in “International Journal of Dermatology Venereology and Leprosy Sciences” Cysteine strengthens hair, and glutamine fuels hair growth.
April 2026 in “European Journal of Medical and Health Research” Women with hair loss had lower IGF-1 levels.
February 2026 in “International Journal of Advanced Biochemistry Research” Hypothyroidism-related skin issues in dogs are most common in older male Labradors, causing hair loss, slow heart rate, and obesity.
Premature graying of hair is linked to vitamin D and B12 deficiencies, thyroid issues, iron imbalance, stress, and lifestyle habits, and affects quality of life.
January 2024 in “Journal of dermatology and skin science” Topical aprepitant reduces skin rash and hair loss caused by cancer treatment.
A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.
January 2023 in “Book of Abstracts” COVID-19 can cause different types of hair loss, with telogen effluvium being the most common.
New methods to classify curly hair types were developed based on shape and strength.
April 2003 in “Experimental Dermatology” The workshop highlighted the genetic links and psychological impacts of hair loss and skin disorders.