29 citations
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August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
118 citations
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January 2004 in “European Journal of Cell Biology” Balanced protease activity is crucial for healthy skin and hair development.
10 citations
,
January 2012 in “International Journal of Cosmetic Science” Thioglycolic acid mainly affects the unordered areas in hair structure.
Collagen peptides may help maintain hair growth and could be beneficial for hair loss conditions.
34 citations
,
September 2007 in “Experimental Dermatology” The outer layer of Merino wool is rich in sulfur proteins, making it resistant to damage.
January 2025 in “SSRN Electronic Journal” November 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” DAB labeling effectively identifies collagen type III and PDGFR in horse skin, but may show false positives.
A new compound from Royoporus badius activates immune cells and induces inflammatory responses.
The research shows how certain drugs can form stable structures with polymers, which is important for making new pharmaceuticals.
February 2026 in “Small Ruminant Research” The IRF2BP2 gene affects sheep fleece quality by influencing fiber traits.
28 citations
,
August 2005 in “Journal of Investigative Dermatology” TG5 helps maintain hair follicle health, while TG3 aids in hair shaft development.
8 citations
,
September 2021 in “EMBO Molecular Medicine” A new small peptide may help hair growth by activating a specific receptor and should be tested in humans.
November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.
15 citations
,
January 2014 in “Medicinal chemistry” Some new isatin compounds could be strong cancer-fighting drugs because they fit well in cancer-related proteins and have good drug-like properties.
January 2024 in “Collagen and leather” The conclusion is that using bovine milk permeate to remove wool from sheepskins is eco-friendly and results in smoother, higher quality leather compared to traditional sulfide methods.
48 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
April 2020 in “International Journal of Cosmetic Science” The study found that minor protein differences between curved and straight Japanese hair are unlikely to significantly affect hair structure.
April 2019 in “Journal of Investigative Dermatology” DPP4-positive fibroblasts play a major role in producing proteins that lead to skin fibrosis.
May 2021 in “FEBS open bio” 5 citations
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February 1998 in “Polymer” Human hair keratin has a 40% α-helix structure that changes to a random coil in 8 M urea.
January 2023 in “Journal of clinical pharmacy and therapeutics” Isoliensinine, a natural compound, prevents stress-related hair greying by blocking a specific receptor on hair cells.
91 citations
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December 2000 in “The journal of cell biology/The Journal of cell biology” Scientists successfully created mouse hair proteins in the lab, which are stable and similar to natural hair.
February 2024 in “Frontiers in plant science” Peps help Arabidopsis plants grow more root hairs by affecting specific genes and calcium signaling.
April 2025 in “Pharmaceuticals” APA is a promising new compound for repairing damaged hair, outperforming Olaplex® in strength and elasticity.
57 citations
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July 1983 in “Journal of Investigative Dermatology” 10 citations
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January 1989 in “Archives of Dermatological Research” The method effectively analyzes human hair proteins, especially nonfilamentous ones.
3 citations
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January 1984 30 citations
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May 2020 in “Forensic Science International Genetics” The method improved hair analysis for better forensic identification.
1 citations
,
January 1971 in “Acta dermato-venereologica” Mice hair follicles take in the amino acid cystine.