14 citations
,
December 2020 in “Journal of Investigative Dermatology” Aging causes changes in the scalp that can affect hair growth and lead to older-looking hair in women.
October 2025 in “Frontiers in Veterinary Science” Quercetin boosts hair follicle stem cell growth and survival in cashmere goats.
36 citations
,
August 2011 in “Journal of dermatological science” Human hair has a protective lipid layer that can be damaged by moisture and treatments, affecting hair growth and health.
14 citations
,
April 2000 in “Animal Science/Animal science” Nutrients like vitamins, copper, zinc, and amino acids are crucial for healthy hair and wool growth.
4 citations
,
July 2014 in “International Journal of Dermatology” Twins had rare skin cysts likely due to genetics.
3 citations
,
January 2018 in “Annals of Dermatology” A woman developed facial hair cysts after using a 3% minoxidil solution for hair loss, which disappeared after stopping the treatment and removing the cysts surgically.
Blocking the Mitochondrial Pyruvate Carrier causes stress in hair follicles, which can be reduced by an ISR inhibitor.
3 citations
,
January 2017 in “Journal of cosmetology & trichology” The food supplement with L-cystine, Serenoa repens extract, and biotin safely reduced hair loss and improved hair growth in men and women.
November 2025 in “Frontiers in Oral Health” Accurate diagnosis and management of rare genian fistulas require combined clinical, radiologic, and histopathologic evaluations.
59 citations
,
January 2015 in “Nanoscale” The new micelle formulation delivers acne treatment more effectively and safely than current gels.
13 citations
,
January 1963 in “Radiation Research” X-ray microbeams can mimic cosmic rays' effects on tissue, aiding wound healing and hair growth.
166 citations
,
July 1999 in “American Journal Of Pathology” The hairless (hr) gene is essential for normal hair follicle function and its mutation leads to hair loss.
13 citations
,
September 2012 in “Cell & tissue research/Cell and tissue research” pCLCA2 protein may help maintain skin structure and function.
79 citations
,
December 1999 in “Mechanisms of Development” Whn is crucial for hair growth in certain areas by controlling a specific gene.
10 citations
,
January 2009 Collagen XVIII affects wound healing, hair growth, and bone development, with its absence speeding up processes and overexpression causing delays and abnormalities.
6 citations
,
April 2005 in “Journal of dermatological science” The study found nine new hair protein genes in human hair follicles.
3 citations
,
January 2024 in “In Vivo” Methionine is essential for hair maintenance in C57BL/6 mice.
March 2026 in “Journal of Investigative Dermatology” Folliculin slows hair growth, and blocking it might help treat hair loss.
November 2025 in “Journal of Investigative Dermatology” Alopecia Areata may involve reduced antioxidant defenses in hair follicles, affecting stem cell function.
October 2021 in “Journal of Investigative Dermatology” Poor blood supply in hair follicles is linked to nutrient deficiency in patients with female pattern hair loss, and adding more nutrients could potentially fix this.
121 citations
,
March 1989 in “Journal of Investigative Dermatology” Minoxidil can help grow hair in mice by making cells grow and improving hair quality. More research needed.
450 citations
,
January 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color is determined by melanin produced and transferred in hair follicles.
127 citations
,
January 2008 in “PloS one” Vitamin D receptor helps control hair growth and could be used to treat certain skin tumors.
98 citations
,
October 2012 in “Dermatologic Clinics” Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.
67 citations
,
July 1985 in “British journal of dermatology/British journal of dermatology, Supplement” Men's thigh hair grows longer and has a longer growth cycle than women's, but arm hair growth is similar between genders.
57 citations
,
August 2002 in “American Journal Of Pathology” Cathepsin L deficiency causes hair and skin issues in mice.
45 citations
,
October 2008 in “Cytokine & Growth Factor Reviews” Activins and follistatins, part of the TGFβ family, are crucial for hair follicle development and skin health, affecting growth, repair, and the hair cycle.
43 citations
,
April 2010 in “Developmental Biology” Sebaceous glands can form new hair follicles when activated, but hair follicle bulges cannot.
40 citations
,
October 2002 in “Endocrinology” Vitamin D3 analogs can promote hair growth in mice genetically prone to hair loss.
35 citations
,
July 2010 in “The FEBS journal” The study found a specific peptide that helps detect TGase 3 activity in skin and hair follicles.