Tiny particles called extracellular vesicles show potential for improving skin health in cosmetics, but more research is needed to confirm their safety and effectiveness.
32 citations
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May 2018 in “Cell Cycle” Melatonin helps Cashmere goats grow more hair by affecting certain genes and cell pathways.
June 2013 in “Revista cubana de plantas medicinales” Sida cordifolia is rich in saponins with antioxidant and antifungal properties.
23 citations
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September 2015 in “PLOS ONE” Mesenchymal stem cells, especially injected into the skin, heal wounds faster and better than chitosan gel or other treatments.
34 citations
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October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
142 citations
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September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
4 citations
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April 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The skin has about 230,000 touch-sensitive nerve fibers, with high concentrations in the hands and face.
46 citations
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September 2014 in “Tissue engineering. Part A” Researchers created hair-inducing human cell clusters using a 3D culture method.
1 citations
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October 2017 in “Dermatologic Clinics” Men are increasingly using energy-based skin treatments for workplace success, with lasers and other devices effectively improving skin and body appearance.
8 citations
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January 2020 in “Biomaterials Science” Researchers developed a scaffold that releases a healing drug over time, improving wound healing and skin regeneration.
17 citations
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December 2010 in “Journal of Investigative Dermatology” Flightless I protein affects hair growth, with low levels delaying it and high levels increasing hair length in rodents.
13 citations
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June 2014 in “Experimental Mechanics”
5 citations
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November 2022 in “Animal Genetics” Genomic research can help improve the quality and production of natural fibers in animals.
Hair fiber research combines multiple sciences to improve hair care products.
2 citations
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January 2004 in “PubMed” Conditioners with PQ-10 soften the flat part of hair cuticles but harden the edges.
4 citations
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January 2020 in “Genes” The KRTAP21-2 gene affects wool length and quality in sheep.
February 2023 in “European biophysics journal” 99 citations
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May 1998 in “Journal of biological chemistry/The Journal of biological chemistry” Small proline-rich proteins and trichohyalin help make epithelial tissues tougher and more flexible.
63 citations
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December 1998 in “Biochimica et Biophysica Acta (BBA) - Protein Structure and Molecular Enzymology” The study improved understanding of keratin fiber structure by showing consistent microfibril diameter but varying distances and electron density profiles.
22 citations
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August 2015 in “PloS one” Keratin from hair binds well to gold and BMP-2, useful for bone repair.
2 citations
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May 2019 in “Small ruminant research” Mutations in specific llama genes may affect fiber quality for textiles.
5 citations
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August 2023 in “Skin Research and Technology” Hairy skin feels prickling more intensely than smooth skin.
7 citations
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January 2011 in “Biochemistry Research International” Hard α-keratin has a universal molecular structure with a specific superlattice arrangement.
July 2025 in “International Journal of Cosmetic Science” A new 6-point scale reliably measures heat damage to hair from styling tools.
August 2016 in “International journal of scientific research in science, engineering and technology” Adding human hair fibers to soft soil makes it stronger and prevents cracking.
1 citations
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December 2022 in “Applied Sciences” March 2026 in “Biomolecules” MicroRNAs play a key role in controlling hair growth and quality in sheep and goats.
June 2024 in “Molecules/Molecules online/Molecules annual” Platycladus orientalis flavonoids protect balding hair from UV damage and slow hair color change.
22 citations
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November 2014 in “Proteins Structure Function and Bioinformatics” Cysteines in wool fibers are accessible and form important disulfide bonds.
October 2025 in “Journal of Neurophysiology” BK and Kv4.2 channels help Merkel cells in rat whiskers sense touch.