September 2017 in “Journal of Investigative Dermatology” Hair follicle cells change their DNA packaging during growth cycles and when grown in the lab.
August 2023 in “Stem cell reviews and reports” 18 citations,
December 2020 in “Frontiers in cell and developmental biology” miR-140-5p in certain cell vesicles helps hair growth by boosting cell proliferation.
3 citations,
January 2018 in “Chiang Mai University Journal” Centella asiatica extract may help promote hair growth.
94 citations,
May 2011 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Hair follicles greatly increase caffeine absorption through the skin shortly after it's applied.
7 citations,
July 2008 in “Experimental Dermatology” The study concluded that a protein important for hair strength is regulated by certain molecular processes and is affected by growth phases.
40 citations,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
23 citations,
January 2021 in “Scientific Reports” Adding human blood vessel cells to hair follicle germs may improve hair growth and quality.
157 citations,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
53 citations,
January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
192 citations,
March 2017 in “Cell host & microbe” Hair follicle development and microbes help regulatory T cells gather in newborn skin.
1 citations,
February 2023 in “ACS Biomaterials Science & Engineering” The new microwell device helps grow more hair stem cells that can regenerate hair.
30 citations,
October 2016 in “Current research in translational medicine” Hair follicles on the scalp interact with and respond to the nervous system, influencing their own behavior and growth.
205 citations,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
June 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” ILC1-like cells can cause alopecia areata by attacking hair follicles.
12 citations,
May 2023 in “EMBO reports” High mTORC1 activity slows hair growth and causes it to lose color.
39 citations,
November 2007 in “Experimental dermatology” Human hair follicles contain a complex network of prostanoid receptors that may influence hair growth.
July 2024 in “Clinical Cosmetic and Investigational Dermatology” Exosomes can help promote hair growth and may treat hair loss.
16 citations,
December 2006 in “Expert Review of Dermatology” Hair follicles are essential for skin health, aiding in hair growth, wound healing, and immune function.
September 2017 in “Journal of Investigative Dermatology” Blue light helps hair growth by affecting specific proteins in hair follicle cells.
1 citations,
January 2001 in “Journal of Toxicology-cutaneous and Ocular Toxicology” Hair follicles could be used to deliver drugs effectively, with the right understanding and methods.
Human hair keratins can be turned into useful 3D biomedical scaffolds through a freeze-thaw process.
240 citations,
April 2011 in “Pigment Cell & Melanoma Research” Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.
185 citations,
August 2005 in “Autoimmunity Reviews” Alopecia areata is an autoimmune condition causing hair loss due to the immune system attacking hair follicles, often influenced by genetics and stress.
1 citations,
July 2005 in “Informa Healthcare eBooks” Hair follicles could be used for targeted drug delivery, with liposomal systems showing promise for this method.
71 citations,
May 2007 in “The FASEB journal” Human hair follicles produce and respond to erythropoietin, helping protect against stress.
66 citations,
July 2015 in “Journal of Molecular Biology” The document concludes that for hair and feather growth, it's better to target the environment around stem cells than the cells themselves.
174 citations,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
52 citations,
September 2018 in “International Journal of Molecular Sciences” Ginseng and its compounds may help hair growth and prevent hair loss, but more human trials are needed to confirm this.
27 citations,
April 2018 in “Journal of autoimmunity” iNKT cells can help prevent and treat alopecia areata by promoting hair regrowth.