August 2022 in “Nutrients” Nutritional supplements may help improve hair growth in female pattern hair loss.
August 2025 in “Animal nutrition” α-Ketoglutaric acid improves hair growth, rabbit performance, and antioxidant levels.
February 2025 in “Animals” Understanding proteins in skin structures like claws and hair is crucial for future research.
280 citations
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January 2004 in “The EMBO Journal” AGC2-1 protein is essential for root hair growth in Arabidopsis.
20 citations
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November 2022 in “Nutrients” Placenta extract may protect and improve liver health by reducing stress, inflammation, and cell death, and promoting regeneration.
17 citations
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May 2023 in “Pharmaceutics” Microneedles can precisely deliver cancer treatments with fewer side effects.
10 citations
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August 2023 in “Advanced Science” Nitric Oxide has potential in medicine, especially for infections and heart treatments, but its short life and delivery challenges limit its use.
9 citations
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November 2024 in “Biotechnology for Sustainable Materials” Keratin-based biomaterials are promising for wound healing, drug delivery, and nerve regeneration due to their biodegradability and biocompatibility.
1 citations
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January 2021 in “Brazilian Journal of Medical and Biological Research” Constant light exposure during pregnancy changes newborn rabbits' skin, affecting hair follicles, skin thickness, and pigment cells.
1 citations
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November 2011 in “British journal of pharmacology” Enzymes are classified into six types and are essential for many biological processes, with only a few targeted by drugs.
February 2026 in “MDPI (MDPI AG)” Exosome-based treatments may improve skin and hair issues, but more research is needed for safety and effectiveness.
May 2024 in “Physiologia Plantarum” Bacillus subtilis helps plants get more phosphorus and grow better roots.
March 2024 in “International journal of molecular sciences” Three specific genetic variants cause severe skin issues in children with EBS, highlighting the need for early genetic screening.
Protein profiling of forehead skin can help distinguish between frontal fibrosing alopecia and androgenetic alopecia.
47 citations
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September 2002 in “Journal of Bone and Mineral Research” A mutation in the vitamin D receptor causes severe resistance to vitamin D, affecting bone health but not hair growth.
20 citations
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February 1991 in “Archives of dermatology” High doses of tryptophan may cause eosinophilic fasciitis.
16 citations
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August 2000 in “Il Farmaco” Men have more tryptophan in their hair than women, and it increases with age and is higher in darker and grey or white hair.
4 citations
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July 2024 in “Biomolecules” Women with PCOS may have a higher risk of Alzheimer's disease.
33 citations
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August 1993 in “FEBS Letters” A new enzyme in rats may help regulate hair growth.
21 citations
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September 1990 in “Journal of The American Academy of Dermatology” Taking L-tryptophan supplements might cause a condition similar to scleroderma in some people, which can get better after stopping the supplement and starting corticosteroid therapy.
220 citations
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August 1988 in “Clinical endocrinology” Melatonin may help with sleep issues, depression, and cancer, but more research is needed.
24 citations
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January 2009 in “International Journal of Trichology” Sunlight exposure ages hair, making it brittle, stiff, and dry.
20 citations
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February 1968 in “Journal of Histochemistry & Cytochemistry” A new test more accurately detects citrulline in hair follicles and pilomatrixomas.
15 citations
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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.
9 citations
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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.
8 citations
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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.
7 citations
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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.
1 citations
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January 2021 Non-invasive methods can effectively monitor skin inflammation and cancer biomarkers.
1 citations
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June 2016 in “Experimental Dermatology” Metabolomics can identify hair damage markers, but its use in creating treatments is uncertain.
April 2019 in “Digital Library of Theses and Dissertations (Universidade de São Paulo)” Hair straightening at pH 1.0 improves alignment but weakens hair more than pH 2.0.