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February 1968 in “Journal of Histochemistry & Cytochemistry” A new test more accurately detects citrulline in hair follicles and pilomatrixomas.
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June 2019 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Chemical and physical treatments like bleaching, dyeing, and UV radiation damage both Caucasian and Afro-ethnic hair.
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March 2011 in “Clinical and experimental dermatology” The document concludes that anticonvulsants like phenytoin may cause skin reactions by affecting tryptophan metabolism and suggests researching vitamin levels in patients with drug reactions.
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September 2019 in “Eating and Weight Disorders - Studies on Anorexia, Bulimia and Obesity” A woman with anorexia nervosa improved after treatment for pellagra, reminding doctors to check for this deficiency in patients with eating disorders.
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February 2017 in “Open veterinary journal” Tiger cubs fed artificial milk lacking certain amino acids developed eye problems and hair loss.
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July 2014 in “Acta Crystallographica Section D-biological Crystallography” Mutations in the enzyme don't significantly change how it binds to its specific substances.
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January 2021 Non-invasive methods can effectively monitor skin inflammation and cancer biomarkers.
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January 2010 in “Biophysical journal” Hair fluorescence intensity can measure radiation exposure effectively.
January 2019 in “Durham e-Theses (Durham University)” Advanced microscopy shows hair damage and keratin proteins' roles, aiding future cosmetic treatments.
April 2017 in “Journal of Pharmaceutical Investigation” Indole-based compounds improved ovarian health in rats with PCOS, with L-Tryptophan and Tryptophol being most effective.
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December 2005 in “Molecular Genetics and Metabolism” Taking riboflavin and eating less lysine can help some people with a specific genetic disorder avoid brain damage.
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November 1990 in “Archives of Dermatology” A woman with EMS showed unusual skin mucinosis without the typical hard skin syndrome, suggesting EMS can cause skin mucinosis.
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July 1994 in “Clinics in Dermatology” Eosinophilia-myalgia syndrome, linked to contaminated L-tryptophan supplements, caused severe symptoms and some deaths, with long-term effects in survivors.
April 2023 in “Dermatologic surgery” The new graft-holding solution is better at preserving hair grafts and reducing hair shedding after transplantation than the standard solution.
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February 2015 in “Industrial Crops and Products” Researchers found over 40 compounds in Bituminaria bituminosa, including many flavonoids and some with potential for medical and hair care uses.
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May 1996 in “The Journal of Clinical Endocrinology & Metabolism” Different mutations in the 5 alpha-reductase-2 gene were found in affected individuals in the Dominican Republic, suggesting no common ancestry.
July 2024 in “Behavioural Brain Research” Long-term finasteride treatment reduces depression and brain issues in obese male rats.
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April 2016 in “Experimental Dermatology” Chemical treatments like dyeing, perming, and bleaching damage hair by altering amino acids and lipids.
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February 2006 in “Genomics” A new genetic mutation in mice causes permanent hair loss and skin wrinkling.
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November 2018 in “Medicinal Chemistry” The compound GD-23 may reduce anxiety like diazepam by targeting the TSPO receptor.
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April 2020 in “IntechOpen eBooks” Phenylalanine may help with depression but can cause issues if not properly processed.
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October 2019 in “Cell Proliferation” Tryptanthrin effectively suppresses non-melanoma skin cancer and is safe for normal skin.
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April 2020 in “Journal of Mind and Medical Sciences” Psychotropic drugs can interact with natural products, affecting their effectiveness and safety.
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February 1996 in “Lancet” Losartan can cause temporary loss of taste.
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April 1997 in “Developmental Dynamics” Trypsin slows hair growth and affects color by causing cell death in hair follicles.
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