34 citations
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August 1966 in “Experimental cell research” This study examined developing hair cortex with electron microscopy and found that keratin fibrils form between specific regions in hair follicles and aggregate into twisted cables.
1 citations
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January 2015 in “Bulletin of the Russian Academy of Sciences Physics” This review examines the effects of various factors on the molecular and nanostructural ordering of human hair, highlighting its potential as a diagnostic material for environmental and public health monitoring, but reports no new experimental results.
25 citations
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October 1962 in “Journal of Ultrastructure Research” The hair follicle structure is more complex than thought, with new findings on protein formation.
December 2025 in “Frontiers in Nutrition” This review suggests that although hydrolyzed collagen peptides with certain supplements may improve skin elasticity and joint function, evidence for collagen's anti-aging and regenerative benefits remains inconsistent.
December 2015 in “Focus on catalysts” This study found that Pomiferin demonstrated potent stimulation of extracellular matrix proteins in human dermal fibroblasts and hair follicles, suggesting its potential as an ingredient in skin and scalp treatments.