24 citations
,
October 2019 in “Genes” A new sheep gene, KRTAP36-1, may help breed sheep with better wool by reducing prickle factor.
27 citations
,
December 2015 in “Clinical and Experimental Dermatology” Diphencyprone helped most patients with alopecia areata regrow some hair.
23 citations
,
August 2017 in “Scientific Reports” Darker hair may lead to higher cortisol readings, suggesting a need to adjust for hair color in studies.
12 citations
,
September 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
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.
Acitretin treatment unexpectedly darkened a patient's gray hair.
4 citations
,
April 2019 in “JAAD Case Reports” DPR can cause skin, hair, and nail issues, sometimes appearing later in life.
31 citations
,
February 2007 in “Journal of Structural Biology” Oxidation changes the structure of hair protein filaments, causing them to compact and rearrange.
2 citations
,
January 2006 in “PubMed” Carpronium chloride increases blood flow by widening small blood vessels.
The gene Endothelin 3 makes mice's fur darker by increasing pigment cells and pigment levels.
2 citations
,
February 2023 in “International journal of molecular sciences” Tetrathiomolybdate reduces hair growth marker in skin cells by boosting harmful oxygen molecules, but effects can be reversed.
2 citations
,
October 2023 in “Biology” Cobalt is important for health but too much or too little can cause health problems, and its environmental buildup is a concern.
January 2026 in “Applied Sciences” Cyclic ADP-ribose helps regulate calcium and signals that promote hair growth in hair follicle cells.
15 citations
,
June 2019 in “Biochemical Journal” A new genetic disorder caused by an ODC1 mutation can be treated with DFMO.
1 citations
,
June 2025 in “Journal of Cellular and Molecular Medicine” Plant-derived compounds may help reverse grey hair by boosting melanin production.
269 citations
,
May 2002 in “Hormones and Behavior” Lowering 3α,5α-THP in the hippocampus increases anxiety and depression in proestrous rats.
August 2025 in “Annals of Medicine” Mycophenolate mofetil may safely help restore skin color in depigmentation conditions.
3 citations
,
July 2020 in “Synthetic and Systems Biotechnology” Scientists improved an enzyme to better produce a hair growth-promoting chemical from an immunosuppressant.
22 citations
,
June 2002 in “Journal of Medicinal Chemistry” Compounds 15, 20, and 25 are strong inhibitors of human steroid 5α-reductase type 2.
29 citations
,
January 1963 in “PubMed” 44 citations
,
March 1947 in “Endocrinology” Thiourea compounds affect hair growth and pigmentation in black rats.
1 citations
,
October 2020 in “Journal of Cosmetic Dermatology” Low iron levels are linked to premature graying of hair, but vitamin D levels are not.
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.
August 2024 in “Biomolecules & Therapeutics” A new compound, HTPI, promotes hair growth by protecting cells from damage and regulating energy use.
5 citations
,
March 2008 in “DMW - Deutsche Medizinische Wochenschrift” A man was poisoned with thallium, treated successfully, but still had some nerve issues after 6 months.
July 2024 in “Journal of Investigative Dermatology” PP405 may help hair growth by activating hair follicle stem cells.
7 citations
,
July 1975 in “Acta dermato-venereologica” A patient with Rothmund-Thomson syndrome showed skin changes, hair loss, and dental defects but no cataracts or skeletal issues.
36 citations
,
May 2005 in “BMC dermatology” DPCP is effective for treating severe alopecia areata, but relapse is common.
January 2011 in “Zhongguo xin yao zazhi” A new, safer method to make finasteride from progesterone is effective for industrial use.