46 citations
,
May 1986 in “Seminars in Reproductive Medicine” Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.
17 citations
,
June 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” The G60S Connexin43 mutation causes hair growth issues and poor hair quality in mice, similar to human ODDD patients.
11 citations
,
October 2016 in “Biomedicine & Pharmacotherapy” Both human platelet lysate and minoxidil can promote hair growth, but they affect different genes and cell survival rates.
9 citations
,
April 2018 in “Journal of trace elements in medicine and biology” Hair analysis can show nutritional status and environmental exposure, with phosphorus being very stable in hair and differences found based on gender and conditions like depression and autism.
3 citations
,
July 2011 in “Folia Histochemica et Cytobiologica” Calcium reduces involucrin in rat hair bulbs but doesn't affect filaggrin and Kdap.
70 citations
,
December 2004 in “Differentiation” The study identified and characterized new keratin genes linked to hair follicles and epithelial tissues.
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.
23 citations
,
June 2010 in “Journal of Investigative Dermatology” A mutation in the Soat1 gene causes hair structure defects and other health issues in AKR/J mice.
23 citations
,
January 2002 in “Journal of Cutaneous Medicine and Surgery” Finasteride helps hair growth by decreasing cell death in hair follicles.
10 citations
,
June 2014 in “Experimental Dermatology” Decorin, a protein, may help start hair growth and could be used to treat hair loss.
January 2014 in “Pathology” Non-scarring hair loss can be diagnosed with two 4mm punch biopsies, one cut vertically and the other transversely.
March 2020 in “Central European Journal of Biology” The study found that stem cells and neutrophils are important for regenerating hair follicle structures in mice.
19 citations
,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
3 citations
,
January 2021 in “Applied sciences” Fermented red ginseng and a traditional herb mix improved hair growth in mice.
3 citations
,
November 2011 in “European Journal of Dermatology” 4-O-methylhonokiol from Magnolia officinalis significantly promotes hair growth.
Chrysanthemum zawadskii extract may help treat hair loss by promoting hair growth and affecting growth factors.
Integrin alphavbeta6 is important for wound healing and hair growth, and blocking it may improve these processes.
34 citations
,
December 2009 in “The International Journal of Developmental Biology” Too much thymosin beta4 causes weird teeth and more hair growth in mice.
23 citations
,
January 2021 in “Scientific Reports” Adding human blood vessel cells to hair follicle germs may improve hair growth and quality.
16 citations
,
November 2020 in “International journal of pharmaceutics” Using longer PEG chains helps nanoparticles penetrate hair follicles better, improving drug delivery for conditions like alopecia.
7 citations
,
October 2019 in “Klinická onkologie” Cancer treatments often cause hair loss and damage, affecting patients' mental health.
5 citations
,
October 2024 in “International Journal of Biological Sciences” A peptide from hair follicle stem cells can boost hair growth.
5 citations
,
September 2012 in “Springer eBooks” Nanoparticles can be used to deliver drugs to hair follicles, potentially improving treatments for conditions like acne and alopecia, and could also be used for vaccine delivery and gene therapy.
4 citations
,
January 2007 in “Sen'i Gakkaishi” Permed hair degrades faster and shows more damage after protease treatment compared to untreated hair.
1 citations
,
July 2005 in “Drugs and the pharmaceutical sciences” Targeting drugs to hair follicles can treat skin conditions, but reaching deep follicle areas is hard and needs more research.
January 2001 in “Biomedical Research” THH and PAD type III appear together early in hair growth, but deiminated THH appears later, suggesting another factor is involved.
157 citations
,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
November 2025 in “Communications Biology” Human hair contains many different molecules that change along its length, influenced by personal care products.
November 2017 in “Koubunshi rombunshuu/Kōbunshi ronbunshū” Hematin in shampoo helps repair and straighten damaged hair.
4 citations
,
November 2020 in “BMC Dermatology” Researchers identified genes in scalp hair follicles that may affect hair traits and hair loss.