87 citations,
January 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
84 citations,
June 2010 in “The Plant Cell” Phospholipase A2 is necessary for the correct placement of PIN proteins in plant roots, affecting root growth.
83 citations,
April 1992 in “Journal of Biological Chemistry” Four-amino acid part makes enzyme sensitive to finasteride.
81 citations,
November 2012 in “Journal of the National Cancer Institute” The tumor suppressor gene FLCN affects mitochondrial function and energy use in cells.
80 citations,
April 2011 in “Plant physiology” White lupin uses specific genes to grow root hairs and access phosphorus when it's scarce.
77 citations,
August 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
77 citations,
January 1980 in “Carcinogenesis” TPA is about 50 times more effective at promoting tumors than MZ.
76 citations,
May 2011 in “Cell death and differentiation” A20 protein is crucial for normal skin and hair development.
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.
69 citations,
August 1999 in “Developmental biology” The nude gene causes skin cell overgrowth and improper development, leading to hair and urinary issues.
68 citations,
September 2018 in “International Journal of Molecular Sciences” Air pollution (PM10) increases skin inflammation and aging by reducing collagen and may trigger a repair response in skin cells.
67 citations,
April 2007 in “Journal der Deutschen Dermatologischen Gesellschaft” Shampoos are designed to clean and improve hair and scalp health, with specific ingredients for different hair types and conditions.
66 citations,
August 2001 in “Experimental Dermatology” Human hair follicle cells can grow hair when put into mouse skin if they stay in contact with mouse cells.
65 citations,
October 2018 in “Frontiers in cellular and infection microbiology” Certain bacteria and fungi are linked to healthy scalps and dandruff, suggesting that the scalp's microbial balance affects its health.
64 citations,
April 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
64 citations,
March 2017 in “Journal of Cosmetic Dermatology” PRP treatment may increase hair density and reduce hair loss, but more research is needed.
63 citations,
October 2013 in “Dermatologic Surgery” Platelet-Rich Plasma (PRP) increases the number of new hair follicles and speeds up hair formation.
59 citations,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces scalp DHT levels, potentially treating male pattern baldness.
53 citations,
September 1999 in “The journal of cell biology/The Journal of cell biology” K16 can partially replace K14 but causes hair loss and skin issues.
53 citations,
June 1993 in “Proceedings of the National Academy of Sciences of the United States of America” LY191704 is a compound that effectively blocks a specific enzyme involved in hormone conversion and could help treat enlarged prostate and hair loss.
52 citations,
October 1999 in “Developmental Dynamics” Mutations in the hairless gene in mice affect its expression and lead to a range of developmental issues in multiple tissues.
51 citations,
September 2020 in “Cell Metabolism” Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
50 citations,
February 2018 in “Acta physiologica” Working night shifts for four days can lower the body's ability to use insulin, which may increase the risk of type 2 diabetes.
49 citations,
August 2004 in “The FASEB Journal” Mice with human skin protein K8 had more skin problems and cancer.
47 citations,
May 1995 in “Journal of Investigative Dermatology” Hair follicles in people with alopecia have lower levels of a key blood vessel growth protein.
46 citations,
May 2012 in “Molecular and Cellular Endocrinology” Human skin produces sex hormones like estrogen and testosterone, influenced by ARO and StAR, which may affect skin elasticity and hair growth.
44 citations,
September 2019 in “The EMBO Journal” Lymphatic vessels are essential for hair follicle growth and skin regeneration.
44 citations,
February 2012 in “The journal of neuroscience/The Journal of neuroscience” Mutations in the PTPRQ gene cause significant balance issues in mice due to hair bundle defects in the inner ear.
42 citations,
June 2009 in “Journal of Cosmetic Dermatology” Hair loss in males involves inflammation, collagen buildup, and follicle damage, with severity increasing with age and baldness duration.
42 citations,
February 1998 in “The Journal of Steroid Biochemistry and Molecular Biology” PNU 157706 is a more effective treatment than finasteride for conditions caused by DHT, like enlarged prostate and hair loss.