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Human Health Effects
Nanoplastics
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Exposure to polystyrene nanoplastics induced physiological and behavioral effects on the brittle star Ophiactis virens
Marine Pollution Bulletin2024
2 citations
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Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count.
Score: 50
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0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Marco Parolini,
Beatrice De Felice,
Michela Sugni
Marco Parolini,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Beatrice De Felice,
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Beatrice De Felice,
Beatrice De Felice,
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Beatrice De Felice,
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Marco Parolini,
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Beatrice De Felice,
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Beatrice De Felice,
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Alessandra Balzano,
Alessandra Balzano,
Michela Sugni
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Beatrice De Felice,
Laura Madaschi,
Beatrice De Felice,
Laura Madaschi,
Marco Parolini,
Beatrice De Felice,
Lavinia Casati,
Beatrice De Felice,
Marco Parolini,
Beatrice De Felice,
Marco Parolini,
Marco Parolini,
Beatrice De Felice,
Beatrice De Felice,
Michela Sugni
Marco Parolini,
Marco Parolini,
Marco Parolini,
Beatrice De Felice,
Marco Parolini,
Beatrice De Felice,
Marco Parolini,
Beatrice De Felice,
Marco Parolini,
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F. Bonasoro,
Marco Parolini,
Michela Sugni
Michela Sugni
Beatrice De Felice,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Beatrice De Felice,
Michela Sugni
Michela Sugni
Michela Sugni
Lavinia Casati,
Lavinia Casati,
Lavinia Casati,
F. Bonasoro,
Laura Madaschi,
Laura Madaschi,
Laura Madaschi,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Laura Madaschi,
Michela Sugni
Marco Parolini,
Beatrice De Felice,
Marco Parolini,
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Beatrice De Felice,
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Miriam Ascagni,
F. Bonasoro,
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Michela Sugni
Michela Sugni
Michela Sugni
Marco Parolini,
Marco Parolini,
Marco Parolini,
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Beatrice De Felice,
Marco Parolini,
Beatrice De Felice,
Beatrice De Felice,
Marco Parolini,
Marco Parolini,
F. Bonasoro,
Lavinia Casati,
Lavinia Casati,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Marco Parolini,
Michela Sugni
Summary
Researchers exposed the brittle star Ophiactis virens to polystyrene nanoplastics at various concentrations and observed effects on behavior, arm regeneration, and oxidative stress. The study found that nanoplastic exposure induced measurable physiological and behavioral changes, adding to evidence that nanoplastic contamination can affect marine invertebrates.
Nanoplastic contamination has become an issue of environmental concern but the information on the potential adverse effects of nanoplastics on marine ecosystems is still limited. Therefore, the aim of this work was to investigate the effects of the exposure to polystyrene nanoplastics (PS-NPs; 0.05, 0.5 and 5 μg/mL) on the brittles star Ophiactis virens. Diverse endpoints at different levels of biological organization were considered, including behavior, arm regeneration capacity and oxidative stress. PS-NPs were observed on the brittle star body surface but not in inner tissues. Accumulation of PS-NPs was observed in the pre-buccal cavity of animals exposed to 5 μg/mL PS-NPs which also displayed delayed righting activity and an oxidative stress condition. Nevertheless, no effect was observed on arm regeneration efficiency at any tested PS-NPs concentration. Overall, our results highlighted that prolonged exposure to high amounts of PS-NPs could interfere at least partially with the physiology of O. virens.