14 citations
,
February 2021 in “Experimental Dermatology” Cannabinoid receptor-1 signaling is essential for the survival and growth of human hair follicle stem cells.
10 citations
,
August 2014 in “Skin research and technology” Sleep, testosterone levels, and a specific enzyme activity affect skin oil production in women.
8 citations
,
November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
8 citations
,
September 2018 in “Journal of Cosmetic Dermatology” Lower irisin levels in the blood may indicate more severe acne.
8 citations
,
January 2013 in “The scientific world journal/TheScientificWorldjournal” Human hair follicles may provide a noninvasive way to diagnose diseases and have potential in regenerative medicine.
7 citations
,
July 2021 in “Molecules/Molecules online/Molecules annual” The method can measure vitamin B3 levels in human hair accurately.
5 citations
,
May 2020 in “Pharmaceutical Research” Heat and chemicals improve finasteride delivery to scalp and hair follicles, potentially enhancing treatment for hair loss.
3 citations
,
June 2019 in “Journal of Bangladesh Society of Physiologist” People with hair loss often have lower levels of zinc and copper in their blood.
3 citations
,
October 1995 in “International Journal of Dermatology” Finasteride helps treat skin issues like acne and baldness by blocking testosterone conversion.
1 citations
,
December 2018 in “IntechOpen eBooks” Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.
November 2025 in “Communications Biology” Human hair contains many different molecules that change along its length, influenced by personal care products.
December 2023 in “Jurnal Penelitian Pendidikan IPA” PRP heals pockmarked skin better than salmon DNA serum.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Immune cells are essential for early hair and skin development and healing.
April 2018 in “Journal of Investigative Dermatology” Mint water extract boosts protective enzymes in skin cells.
April 2018 in “Journal of Investigative Dermatology” Nicotinic acid reduces excessive oil production in skin cells by activating a specific receptor, which could help treat acne.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Human hair follicles have a unique way of using energy and might use the Cori cycle; blocking CCR5 could help treat hair loss.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” The reconstructed skin model from hair follicles functions like human skin in processing chemicals and can be used to test ingredient safety.
71 citations
,
May 2007 in “The FASEB journal” Human hair follicles produce and respond to erythropoietin, helping protect against stress.
48 citations
,
July 1996 in “Human & Experimental Toxicology” Human enzymes can detoxify harmful substances but might also increase their cancer risk.
34 citations
,
June 2008 in “In vitro cellular & developmental biology. Animal” Scientists created a long-lasting stem cell line from human hair that can turn into different skin and hair cell types.
33 citations
,
September 2014 in “Reproductive Biology and Endocrinology” High afamin levels are linked to metabolic syndrome and may predict its development in women with insulin resistance.
14 citations
,
May 2020 in “Drug Testing and Analysis” A new method was created to measure metformin in hair, showing potential for monitoring treatment and medical investigations.
4 citations
,
January 2015 in “Journal of microbial & biochemical technology” Biotin helps regulate proteins in the blood, which may explain its role in hair growth.
3 citations
,
January 2017 in “Journal of Pakistan Association of Dermatology” Women with certain types of hair loss may have low iron levels, and iron supplements could help.
16 citations
,
December 2016 in “Molecular Medicine Reports” Platelet-rich plasma may help hair follicle cells grow by affecting certain genes and pathways.
417 citations
,
February 2004 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy increases bone density in older men with low testosterone levels.
249 citations
,
April 2002 in “The FASEB journal” Human skin can make serotonin and melatonin.
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.
195 citations
,
February 2007 in “The Journal of Clinical Endocrinology and Metabolism” Dutasteride and finasteride may reduce sperm count and volume but don't affect movement or shape; effects are reversible after stopping.
192 citations
,
March 1998 in “British Journal of Dermatology” Minoxidil boosts growth factor in hair cells, potentially promoting hair growth.