174 citations
,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
162 citations
,
August 2002 in “Survey of Ophthalmology” Latanoprost can make eyelashes longer, thicker, and darker.
156 citations
,
August 2016 in “Journal of controlled release” Tight junctions are key for skin protection and controlling what gets absorbed or passes through the skin.
150 citations
,
December 2012 in “EMBO Reports” Stem cell self-renewal is complex and needs more research for full understanding.
150 citations
,
October 2010 in “The American Journal of Pathology” The document concludes that more research is needed to better understand and treat primary cicatricial alopecias, and suggests a possible reclassification based on molecular pathways.
148 citations
,
December 2018 in “Journal of autoimmunity” Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.
127 citations
,
January 2015 in “Journal of Biological Rhythms” The skin's internal clock affects healing, cancer risk, aging, immunity, and hair growth, and disruptions can harm skin health.
127 citations
,
December 2005 in “Experimental Dermatology” Stress can stop hair growth in mice, and treatments can reverse this effect.
116 citations
,
August 2010 in “Nature” Scientists turned rat thymus cells into stem cells that can help repair skin and hair.
101 citations
,
January 1997 in “Journal of Investigative Dermatology Symposium Proceedings” Nerves and chemicals in the body can affect hair growth and loss.
97 citations
,
September 2006 in “Pharmaceutical Research” No treatment fully prevents hair loss from chemotherapy yet.
87 citations
,
July 2009 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.
86 citations
,
July 2020 in “International Journal of Molecular Sciences” Activating the Wnt/β-catenin pathway could lead to new hair loss treatments.
83 citations
,
June 2018 in “Frontiers in immunology” Certain types of T cells are essential for healthy skin and play a role in skin diseases, but more research is needed to improve treatments.
82 citations
,
September 2018 in “Nature Communications” A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.
81 citations
,
October 2014 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain genes control the color of human hair by affecting pigment production.
81 citations
,
January 2006 in “Journal of cellular physiology” Mice without the vitamin D receptor gene lose hair due to disrupted hair follicle cycles.
78 citations
,
April 1984 in “Archives of Dermatology” Minoxidil can help regrow hair in alopecia areata patients.
77 citations
,
April 2016 in “Science Advances” Researchers created a fully functional, bioengineered skin system with hair from stem cells that successfully integrated when transplanted into mice.
76 citations
,
March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.
74 citations
,
October 1998 in “Journal of biological chemistry/The Journal of biological chemistry” The 190-kbp domain contains all human type I hair keratin genes, showing their organization and evolution.
72 citations
,
October 2009 in “The FASEB journal” TRH stimulates human hair growth and extends the hair growth phase.
70 citations
,
February 2015 in “Expert Opinion on Drug Discovery” Topical drugs and near-infrared light therapy show potential for treating alopecia.
67 citations
,
December 2019 in “PloS one” Beta-caryophyllene helps improve wound healing in mice, especially in females.
66 citations
,
December 2014 in “Nature Communications” Fibroblasts can be turned into melanocytes for potential skin treatments.
65 citations
,
January 2018 in “Nature Reviews Endocrinology” Skin fat has important roles in hair growth, skin repair, immune defense, and aging, and could be targeted for skin and hair treatments.
62 citations
,
July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
61 citations
,
September 2010 in “Genomics” The study found that immune responses disrupt hair growth cycles, causing hair loss in alopecia areata.
60 citations
,
November 2013 in “Development” Keratin 79 marks a new group of cells that are key for creating and repairing the hair follicle's structure.
60 citations
,
March 2011 in “Proceedings of the National Academy of Sciences of the United States of America” RANK-RANKL signaling is essential for hair growth and skin health.