12 citations,
September 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Blocking CCR5 can prevent and improve hair loss in alopecia areata.
300 citations,
August 2012 in “Seminars in Cell & Developmental Biology” The conclusion is that certain cell interactions and signals are crucial for hair growth and regeneration.
122 citations,
November 2010 in “Journal of Dermatological Science” Male pattern baldness involves hormones and cell signals affecting hair growth.
70 citations,
January 2009 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Androgens slow hair growth by altering Wnt signaling in balding cells.
42 citations,
April 2021 in “Journal of clinical pharmacology” Baricitinib helps treat several diseases, including COVID-19, but has side effects and needs careful monitoring.
36 citations,
September 2011 in “British Journal of Dermatology” White hair grows thicker and faster than black hair due to higher activity of growth-related genes and proteins.
28 citations,
May 1986 in “Clinics in endocrinology and metabolism” New compounds may soon be tested to treat excessive hair growth in women.
23 citations,
December 2013 in “Regenerative Medicine” Hair follicle culture helps develop new treatments for hair loss.
1 citations,
July 2018 in “Elsevier eBooks” Heredity and hormones cause common hair loss, and topical minoxidil is the first recommended treatment.
1 citations,
July 2013 in “Hair transplant forum international” Advancements in hair follicle culture have led to better understanding and potential treatments for hair loss.
416 citations,
September 1997 in “Journal of Investigative Dermatology” People with hair loss have more androgen receptors and enzymes in certain follicles, with men and women showing different patterns.
165 citations,
December 2002 in “Molecular and Cellular Endocrinology” Male hormones, particularly DHT, are linked to male pattern hair loss, and treatments like finasteride can help, but they don't work for postmenopausal women's hair loss, which may have different causes.
127 citations,
June 2008 in “British Journal of Clinical Pharmacology” Low doses of some substances can be beneficial, while high doses can be harmful or toxic.
71 citations,
January 2019 in “International journal of biological sciences” Exosomes from dermal papilla cells help hair growth by making hair follicle stem cells multiply and change.
53 citations,
January 1993 in “Biochemical Pharmacology” Minoxidil needs activation to work, and minoxidil sulfate helps with hair growth and blood pressure.
Androgenetic alopecia, or hair loss, is caused by a mix of genetics, hormones, and environment, where testosterone affects hair growth and causes hair to become smaller and grow for a shorter time.
51 citations,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Beard cells, unlike scalp cells, produce growth factors in response to testosterone, which may explain differences in hair growth.
January 2015 in “American journal of medical and biological research” 5 citations,
January 2023 in “Cell proliferation” Chick embryo extract helps rat hair follicle stem cells potentially turn into Schwann cells, important for the nervous system.
27 citations,
January 2006 in “Colloids and Surfaces B: Biointerfaces” Researchers found that bulge cells from human hair can grow quickly in culture and have properties of hair follicle stem cells, which could be useful for skin treatments.
212 citations,
September 2015 in “Journal of Investigative Dermatology” The document provides a method to classify human hair growth stages using a model with human scalp on mice, aiming to standardize hair research.
Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” DHT may reduce inflammation caused by certain bacteria in skin cells.
Collagen peptides may help maintain hair growth and could be beneficial for hair loss conditions.
April 2017 in “Plastic and reconstructive surgery. Global open” Baby and adult skin cells are different, with baby cells having more active pathways that could help grow new hair follicles.
102 citations,
February 2008 in “The FASEB Journal” One minoxidil-sensitive potassium channel exists in human hair follicles.
115 citations,
September 2012 in “Experimental Dermatology” Androgens have complex effects on hair growth, promoting it in some areas but causing hair loss in others, and our understanding of this is still evolving.
April 2016 in “Journal of Investigative Dermatology” A peptide known for reducing wrinkles also effectively inhibits an enzyme linked to skin inflammation and acne.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” A synthetic sandalwood odorant can boost antimicrobial production in hair follicles, making them more resistant to bacteria.