31 citations,
April 2019 in “International Journal of Cosmetic Science” Caffeine applied to the scalp can protect hair follicles from UV damage.
30 citations,
April 2011 in “Rapid communications in mass spectrometry/RCM. Rapid communications in mass spectrometry” Analyzing hair with this method can help understand and monitor scalp conditions and treatment effects.
29 citations,
May 2010 in “Journal of Dermatological Science” Wnt3a activates certain genes in hair follicle cells, including a newly discovered one, EP2, which may affect hair growth.
1 citations,
May 2018 in “Journal of Investigative Dermatology” People respond differently to hair loss treatment with PRP because of individual differences in growth factors from platelets.
68 citations,
May 2018 in “PLOS Biology” Cyclosporine A may help treat hair loss by blocking a protein that inhibits hair growth.
4 citations,
February 2019 in “American Journal of Human Biology” Collecting hair from all scalp sections works as well as the standard method for cortisol analysis.
31 citations,
February 2020 in “BioMed Research International” Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.
January 2018 in “Communications in computer and information science” Researchers developed a computer system to automatically diagnose hair loss by analyzing scalp images.
32 citations,
January 2006 in “Acta dermato-venereologica” SACUMAN, a rare condition causing hair loss without clear signs, is often misdiagnosed and needs scalp biopsies for accurate detection.
12 citations,
June 2006 in “Anais Brasileiros de Dermatologia” The study found average numbers for different types of hair follicles in the scalp and observed differences between men and women, suggesting reasons for more common hair shedding in women.
11 citations,
February 2021 in “Biomedicines” Bacteria in our hair can affect its health and growth, and studying these bacteria could help us understand hair diseases better.
28 citations,
March 2010 in “Histochemistry and Cell Biology” Different markers are found in stem cells of the scalp's hair follicle bulge and the surrounding skin.
159 citations,
December 2007 in “American Journal of Pathology” Stress-related substance P may lead to hair loss and negatively affect hair growth.
41 citations,
March 1998 in “Archives of Dermatological Research” The enzyme that changes testosterone to a stronger form is mostly found in the part of the hair follicle called the dermal papilla.
8 citations,
June 2019 in “Scientific Reports” Increased PPARGC1α relates to hair thinning in common baldness.
11 citations,
July 2012 in “International Journal of Trichology” Caffeine may help hair growth in hereditary hair loss.
171 citations,
February 2008 in “Journal of Investigative Dermatology” A substance called DKK-1 increases in balding areas and causes hair cells to die when exposed to DHT.
27 citations,
September 1999 in “Journal of Investigative Dermatology” Human skin cells contain Protease Nexin-1, and male hormones can decrease its levels, potentially affecting hair growth.
16 citations,
January 1995 in “Skin Pharmacology and Physiology” SEPA™ enhances the effectiveness of minoxidil in stimulating hair growth, working faster and better than Rogaine® TS, with no significant side effects.
4 citations,
June 2011 in “Journal of The American Academy of Dermatology” Certain hairstyles increase the risk of scalp and hair disorders in African American girls.
June 2024 in “Nature Cell and Science” The Scalp Coverage Scoring method reliably measures hair density from images.
April 2019 in “Nasza Dermatologia Online” A rare scalp condition with hair loss was correctly diagnosed and treated, leading to hair regrowth.
10 citations,
April 2018 in “Journal of Investigative Dermatology” A mutation in the FAM83G gene is linked to skin and hair abnormalities in two related individuals.
6 citations,
August 1991 in “Pediatric Clinics of North America” The document concludes that various hair and scalp disorders in children have specific treatments and proper diagnosis is essential.
December 2022 in “Himi, himijn tehnologijn hùrèèlèngijn èrdèm šinžilgèènij bùtèèl” Hair products with copper and zinc enriched yeast made hair thicker and denser.
128 citations,
March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
55 citations,
October 2003 in “Dermatologic Clinics” Different hair care practices and conditions affect African American hair and scalp health, requiring specialized knowledge for treatment.
33 citations,
January 1997 in “Endocrinology” Testosterone can slow down hair growth when combined with certain cells from bald scalps, and this effect can be blocked by an androgen receptor blocker.
11 citations,
November 2015 in “Skin Research and Technology” Women's hair grows faster and thicker than men's, but hair growth slows for both genders with pattern hair loss.
35 citations,
March 2007 in “Skin Research and Technology” The conclusion is that exogen is a unique hair cycle phase and the new sampling method specifically targets this stage, which may help in future hair loss research.