April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” A synthetic sandalwood odorant can boost antimicrobial production in hair follicles, making them more resistant to bacteria.
October 2025 in “Dermatology Practical & Conceptual” Ultraviolet techniques help identify Grover’s Disease, which may be underdiagnosed in young people and females.
15 citations
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June 1993 in “Archives of Dermatology” A 22-year-old's gray hair partially turned back to its original color without known causes.
January 2012 in “Journal of Investigative Dermatology” Some Greek melanoma patients have gene mutations linked to increased cancer risk, a new color feature helps diagnose melanoma, the incidence of a skin condition in the Netherlands is rare, and a gene possibly affects male-pattern baldness.
August 2025 in “Tropical Journal of Natural Product Research” Carthamus caeruleus L. extracts have strong antioxidant and anti-inflammatory effects.
26 citations
,
July 2007 in “Biochemical Pharmacology” ISCK03 stops melanin production in human melanoma cells and lightens skin color in mice and guinea pigs.
14 citations
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January 2011 in “The International Journal of Developmental Biology” Retinoic acid changes skin cells to mucosal cells with goblet cells, needing TG2/Gh, Gbx1, and TGF-beta.
January 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” The mutant HR bmh protein mis-localizes in cells, affecting skin and hair development.
9 citations
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July 2022 in “Cell reports” Sox2 controls hair color by affecting pigment production in hair follicles.
Acitretin treatment unexpectedly darkened a patient's gray hair.
5 citations
,
March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
20 citations
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January 2010 in “Biological Trace Element Research” June 2022 in “Pham Ngoc Thach Journal of Medicine and Pharmacy” Tongue fern contains important compounds like polyphenols and flavonoids, best extracted with 80% methanol at 60°C.
16 citations
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February 2008 in “PubMed” Vitamin B12 deficiency can cause skin darkening and white hair, but it's reversible.
14 citations
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September 2017 in “General and comparative endocrinology” Barn owls with smaller black spots have higher testosterone levels, which might be due to genetic effects on hormone regulation rather than hormone effects on coloration.
1 citations
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August 2020 Croton membranaceus root extract can change how drugs are processed in the body.
81 citations
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July 2008 in “The Journal of Clinical Endocrinology and Metabolism” Certain mutations in the H6PD gene cause Cortisone Reductase Deficiency by affecting hormone production.
2 citations
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November 2023 in “Journal of Natural Products” Calanthoside, a potential hair growth stimulant, was successfully synthesized using a new, efficient method.
9 citations
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May 2021 in “Molecules” New indole-based compounds, particularly cemtirestat, show promise as dual-function drugs for diabetic complications.
A new method improves betulin delivery in experiments, showing promise against certain tumors.
2 citations
,
May 2018 in “Australasian Journal of Dermatology” Some patients' hair grew back black and white after chemotherapy.
8 citations
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December 2003 in “Experimental Dermatology” Altering the keratin 17 gene in mice hair follicles caused temporary hair issues, but changes were minimal and short-lived.
November 2025 in “Clinics and Practice” Red ink tattoos can cause severe skin reactions and complications, especially in those with autoimmune tendencies.
172 citations
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November 1983 in “Journal of The American Academy of Dermatology” Chemotherapy can cause skin problems like hair loss, mouth sores, and skin darkening, and recognizing these can affect treatment decisions.
A 72-year-old man was diagnosed with a rare skin form of Rosai-Dorfman disease after years of misdiagnosis.
11 citations
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November 2005 in “The Journal of Dermatology” A man's crushed thumb caused unusual horizontal nail ridges on all fingers of one hand.
27 citations
,
January 2017 in “Journal of clinical and diagnostic research” A woman poisoned with thallium was successfully treated with activated charcoal and Prussian blue.
29 citations
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September 1990 in “Biochemical Journal” Enzyme purified and characterized for minoxidil sulphation in rat liver.
MFN2 mutations cause mitochondrial problems, unusual fat distribution, and low leptin despite high body fat.
December 2021 in “Cosmetics”