97 citations,
September 2011 in “British Journal of Dermatology” The human hair follicle can store topical compounds and be targeted for drug delivery with minimal side effects.
96 citations,
March 2007 in “Developmental biology” The study found that the protein Dkk4 helps regulate hair growth by controlling Wnt signaling in mice.
94 citations,
September 2014 in “Therapeutic Delivery” Nanoparticles can improve skin treatments by better targeting hair follicles, but more research is needed for advancement.
92 citations,
November 2003 in “The Journals of Gerontology” Testosterone supplements can increase muscle mass and strength in older men with low levels, but long-term effects and risks need more research.
91 citations,
April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
91 citations,
December 2010 in “Stem Cells” Wnt signaling helps control how brain stem cells divide and is important for brain repair after injury.
91 citations,
December 2006 in “Proceedings of the National Academy of Sciences” Hair patterns in mice are controlled by both a global system dependent on Fz6 and a local self-organizing system.
89 citations,
January 2009 in “Advances in Clinical Chemistry” Fetal skin heals without scarring due to unique cells and processes not present in adult skin healing.
88 citations,
July 2019 in “International Journal of Molecular Sciences” Using human fat tissue derived stem cells in micrografts can safely and effectively increase hair density in people with hair loss.
87 citations,
March 2014 in “Biochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids” Cholesterol sulfate buildup due to a genetic mutation disrupts the skin barrier, leading to the scaling skin seen in X-linked ichthyosis.