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Comparative evaluation of molecular mechanisms triggered by differently functionalized polystyrene nanoplastics in human colon cell lines
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Researchers compared the molecular mechanisms triggered by polystyrene nanoplastics with different surface functionalization in human colon cell lines. The study examined how surface chemistry of nanoplastic particles influences their biological interactions with intestinal cells, contributing to understanding of how nanoplastics may affect the human gastrointestinal system.
Comparative evaluation of molecular mechanisms triggered by differently functionalized polystyrene nanoplastics in human colon cell lines
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Comparative evaluation of molecular mechanisms triggered by differently functionalized polystyrene nanoplastics in human colon cell lines
AI summary Read the abstract
Researchers compared the molecular responses triggered by polystyrene nanoplastics with different surface chemical groups in human colon cell lines. The study investigated how the specific functionalization of nanoplastic surfaces influences the cellular and molecular pathways activated upon exposure in human intestinal tissue.
Comparative evaluation of molecular mechanisms triggered by differently functionalized polystyrene nanoplastics in human colon cell lines
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Researchers compared molecular and cellular mechanisms triggered by differently surface-functionalized micro- and nanoplastics in human intestinal and liver cells, finding that surface chemistry strongly determines biological effects. Functionalized particles elicited distinct patterns of oxidative stress, inflammation, and membrane damage compared to unfunctionalized particles.
Comparative evaluation of molecular mechanisms triggered by differently functionalized polystyrene nanoplastics in human colon cell lines
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Researchers compared molecular mechanisms triggered by differently functionalized micro- and nanoplastics in human cells, assessing how surface chemistry affects cellular responses. Surface functionalization significantly altered the toxicity profile of particles, with some coatings increasing and others decreasing inflammatory and oxidative responses.
Functionalized polystyrene nanoplastics induce distinct toxicity and transcriptomic changes in human intestinal Caco-2 cells
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Researchers exposed human intestinal Caco-2 cells to polystyrene nanoplastics with different surface functionalizations (plain, aminated, carboxylated) and assessed cytotoxicity, cellular uptake, and transcriptomic responses. Surface chemistry strongly determined both uptake efficiency and the pattern of gene expression changes, with aminated particles inducing the most severe cytotoxic and inflammatory responses.
The potential effects of in vitro digestion on the physicochemical and biological characteristics of polystyrene nanoplastics
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Researchers studied how the human digestive process changes the physical and biological properties of polystyrene nanoplastics. They found that digestive fluids altered the surface characteristics of the particles, potentially affecting how they interact with gut cells. The study suggests that the form of nanoplastics that actually reaches our intestines may behave differently than the pristine particles typically used in lab studies.
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