101 citations,
April 1994 in “Baillière's clinical endocrinology and metabolism” 5α-reductase is essential for male sexual development and its inhibitors have potential in treating various conditions related to hormone action.
100 citations,
March 2006 in “Journal of biological chemistry/The Journal of biological chemistry” Cystatin M/E strongly inhibits cathepsin V and cathepsin L, important for skin formation.
86 citations,
August 2011 in “Toxicological sciences” TCDD speeds up skin barrier formation by increasing certain gene expressions.
84 citations,
July 2003 in “European journal of biochemistry” Mouse skin can produce and process serotonin, with variations depending on hair cycle, body location, and mouse strain.
77 citations,
March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
72 citations,
January 2011 in “Current Pharmaceutical Design” S5αR inhibitors might help treat schizophrenia and other mental disorders but need more research.
68 citations,
May 2018 in “PLOS Biology” Cyclosporine A may help treat hair loss by blocking a protein that inhibits hair growth.
68 citations,
July 2011 in “Journal of Biochemistry/The journal of biochemistry” New LPA receptors (LPA4, LPA5, LPA6) have diverse roles in the body.
66 citations,
April 1995 in “The journal of cell biology/The Journal of cell biology” A new protein was made to detect specific skin cell growth receptors and worked in normal skin but not in skin cancer cells.
62 citations,
November 2009 in “Aging Cell” Hedgehog signaling helps keep hair follicle stem cells the same in both young and old human skin.
60 citations,
September 2015 in “Expert Review of Clinical Immunology” Lymphocytes, especially CD8+ T cells, play a key role in causing alopecia areata, and targeting them may lead to new treatments.
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.
59 citations,
November 2018 in “Psychoneuroendocrinology” Lower levels of certain brain chemicals are linked to worse PTSD symptoms in men.
56 citations,
August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Different women's hair and skin glands respond to hormones in varied ways, which can cause unwanted hair growth even with normal hormone levels, and more research is needed to treat this effectively.
53 citations,
May 2010 in “Journal of Cellular Physiology” Mice without Vitamin D receptors have hair growth problems because of issues in the hedgehog signaling pathway.
51 citations,
March 2014 in “Nature Communications” Skin tumor regression is helped by retinoic acid signaling blocking Wnt signaling.
50 citations,
July 2021 in “Nature Communications” The drug enzalutamide may reduce the ability of the virus causing COVID-19 to enter lung cells.
49 citations,
November 2014 in “Journal of Medicinal Food” Red Ginseng Extract may help human hair grow by activating growth pathways and blocking negative effects of certain hormones.
46 citations,
March 2019 in “Journal of Pineal Research” Melatonin improves cashmere goat hair growth and quality by increasing antioxidants and reducing cell death.
42 citations,
April 2021 in “Journal of clinical pharmacology” Baricitinib helps treat several diseases, including COVID-19, but has side effects and needs careful monitoring.
42 citations,
January 2017 in “Stem cells international” Adding hyaluronic acid helps create larger artificial hair follicles in the lab.
41 citations,
July 2012 in “Stem Cells and Development” Low-dose UVB light improves hair growth effects of certain stem cells by increasing reactive oxygen species.
39 citations,
April 2015 in “Regeneration” Lizards can regrow their tails, and studying this process helps understand scar-free healing and limb regeneration.
38 citations,
February 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Two patients with porphyria cutanea tarda experienced their grey hair turning dark again.
37 citations,
January 2009 in “Sexual Development” Fadrozole and Finasteride change frog sex ratios and cause intersex animals with altered gene expressions.
31 citations,
October 2010 in “Progress in lipid research” LPA3 is crucial for embryo implantation and links LPA to prostaglandin signaling.
30 citations,
July 2010 in “Experimental Dermatology” Polyamines are important for hair growth, but more research is needed to understand their functions and treatment potential.
28 citations,
September 2013 in “Expert Opinion on Therapeutic Patents” New resveratrol-related compounds show promise for treating various health issues but need more research for clinical use.
26 citations,
October 2011 in “International Journal of Biological Macromolecules” Some newly made compounds are promising for treating enlarged prostate, hair loss, viruses, and prostate cancer, and might be better than current drugs.
25 citations,
March 2017 in “Steroids” Allopregnanolone increases growth and changes gene activity in human brain cancer cells.