September 2023 in “Clinical, cosmetic and investigational dermatology” In this study, the researchers found that a 28-day topical treatment with a postbiotic ferment complex notably altered the scalp microbiome in women with sensitive scalps, increasing certain bacterial species and decreasing others, while also reportedly alleviating symptoms of sensitive skin syndrome in all participants.
10 citations
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May 2019 in “BMC Complementary and Alternative Medicine” This study found that Bacillus/Trapa japonica fruit ferment filtrate extracts enhanced human hair follicle dermal papilla cell proliferation through the Akt/ERK/GSK-3β signaling pathway, suggesting potential benefits for alopecia treatment.
15 citations
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May 2010 in “International Journal of Cosmetic Science” This review discusses new developments in understanding the structure and properties of keratin fiber cell membrane complexes, without reporting new experimental results.
2 citations
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March 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, researchers used an evolutionary-rate-based method to identify genetic elements associated with reduced hair in mammals, finding a dichotomy between accelerated coding sequences and noncoding regulatory elements influencing hair growth.
14 citations
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January 2012 in “Proteins” This study's molecular dynamics simulations suggest that electrostatic interactions mainly stabilize peptide binding to human hair keratin, with the protein's dielectric constant significantly affecting free energy calculations.