7 citations
,
December 2011 in “Annals of anatomy” Involucrin helps strengthen the inner parts of human hair.
5 citations
,
October 2020 in “Frontiers in Cell and Developmental Biology” Reducing FOXA2 in skin cells lowers their ability to grow hair.
4 citations
,
December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
Blocking the Mitochondrial Pyruvate Carrier causes stress in hair follicles, which can be reduced by an ISR inhibitor.
August 2016 in “Journal of Investigative Dermatology” The research found that certain microRNAs are important for human hair growth and health.
11 citations
,
December 2016 in “Frontiers in Psychology” Hair style affects perceptions of age, health, and attractiveness more than hair color does.
1 citations
,
January 2017 in “Journal of Clinical Trials & Patenting” The lotion safely and effectively reduces unwanted hair growth.
North American ginseng extract helped regrow hair in balding mice.
62 citations
,
November 2009 in “Aging Cell” Hedgehog signaling helps keep hair follicle stem cells the same in both young and old human skin.
62 citations
,
January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” A second domain of high sulfur KAP genes on chromosome 21q23 is crucial for hair structure.
26 citations
,
January 2019 in “Experimental Dermatology” Researchers created early-stage hair-like structures from skin cells, showing how these cells can self-organize, but more is needed for complete hair growth.
11 citations
,
February 2018 in “Amino acids” Copper and iron cause keratin damage in hair by converting methionine to homocysteine.
4 citations
,
November 2020 in “BMC Dermatology” Researchers identified genes in scalp hair follicles that may affect hair traits and hair loss.
August 2019 in “Journal of archaeological science: Reports/Journal of archaeological science: reports” Ancient hair can preserve hormones, revealing health and fertility insights.
73 citations
,
October 2003 in “Journal of Pharmacology and Experimental Therapeutics” Hair color loss can indicate the effectiveness of a drug targeting the KIT protein in mice and humans.
20 citations
,
December 2015 in “Journal of Pharmacopuncture” Thread-embedding therapy helped hair grow back in mice and might do the same in humans.
13 citations
,
September 2019 in “EBioMedicine” sPLA2-IIA increases growth in hair follicle stem cells and cancer cells, suggesting it could be targeted for hair growth and cancer treatment.
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.
19 citations
,
July 2018 in “ACS biomaterials science & engineering” Bleaching and combing damage hair's surface and mechanical properties.
18 citations
,
January 2008 in “Journal of The American Academy of Dermatology” Certain proteins and their receptors are more active during the growth phase of human hair and could be targeted to treat hair disorders.
6 citations
,
November 2010 in “Histochemistry and cell biology” The proteins transthyretin and megalin are more present in the growth phase of hair, suggesting they might affect hair health and growth.
December 2023 in “International journal of research in dermatology” The ayurvedic hair oil is safe and effective for reducing hair fall, promoting hair growth, and improving scalp health.
Glycyrrhizic acid and licorice extract can significantly reduce unwanted hair growth.
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.
May 2026 in “International Journal of Versatile Research and Analysis” Air wedge interferometry is a precise, cost-effective way to measure hair thickness.
7 citations
,
February 1998 in “Polymer journal” Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.
39 citations
,
March 2008 in “Growth hormone & IGF research” Raspberry ketone may help grow hair and improve skin elasticity.
58 citations
,
October 2001 in “Dermatologic Clinics” Hair loss can indicate underlying systemic diseases and addressing these can sometimes reverse the hair loss.
10 citations
,
January 2011 in “Journal of biomedical optics” OCT is a reliable, noninvasive way to measure hair thickness.
9 citations
,
February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.