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Original research — experimental, observational, or case-control study. Direct primary evidence.
Marine & Wildlife
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Effects of polystyrene microbeads in marine planktonic crustaceans
Ecotoxicology and Environmental Safety2017
280 citations
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Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count.
Score: 55
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0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.
Chiara Gambardella,
Chiara Gambardella,
Elisa Costa,
Elisa Costa,
Silvia Morgana,
Silvia Morgana,
Silvia Morgana,
Silvia Morgana,
Francesca Garaventa
Silvia Morgana,
Silvia Morgana,
Silvia Morgana,
Silvia Morgana,
Silvia Morgana,
Francesca Garaventa
Silvia Morgana,
Silvia Morgana,
Silvia Morgana,
Verónica Piazza,
Silvia Morgana,
Verónica Piazza,
Chiara Gambardella,
Chiara Gambardella,
Chiara Gambardella,
Chiara Gambardella,
Elisa Costa,
Elisa Costa,
Elisa Costa,
Silvia Morgana,
Silvia Morgana,
Francesca Garaventa
Elisa Costa,
Verónica Piazza,
Elisa Costa,
Chiara Gambardella,
Chiara Gambardella,
Chiara Gambardella,
Chiara Gambardella,
Chiara Gambardella,
Chiara Gambardella,
Chiara Gambardella,
Chiara Gambardella,
Chiara Gambardella,
Chiara Gambardella,
Verónica Piazza,
Silvia Morgana,
Silvia Morgana,
Silvia Morgana,
Silvia Morgana,
Silvia Morgana,
Francesca Garaventa
Silvia Morgana,
Verónica Piazza,
Francesca Garaventa
Silvia Morgana,
Silvia Morgana,
Silvia Morgana,
Francesca Garaventa
Francesca Garaventa
Francesca Garaventa
Francesca Garaventa
Elisa Costa,
Elisa Costa,
Elisa Costa,
Chiara Gambardella,
Verónica Piazza,
Verónica Piazza,
Mattia Bramini,
Sara Ferrando,
Chiara Gambardella,
Mattia Bramini,
Chiara Gambardella,
Silvia Morgana,
Elisa Costa,
Verónica Piazza,
Marco Faimali,
Marco Faimali,
Chiara Gambardella,
Marco Faimali,
Marco Faimali,
Francesca Garaventa
Silvia Morgana,
Chiara Gambardella,
Silvia Morgana,
Marco Faimali,
Verónica Piazza,
Francesca Garaventa
Marco Faimali,
Francesca Garaventa
Verónica Piazza,
Francesca Garaventa
Marco Faimali,
Elisa Costa,
Marco Faimali,
Marco Faimali,
Verónica Piazza,
Verónica Piazza,
Elisa Costa,
Elisa Costa,
Marco Faimali,
Chiara Gambardella,
Francesca Garaventa
Marco Faimali,
Marco Faimali,
Francesca Garaventa
Francesca Garaventa
Francesca Garaventa
Verónica Piazza,
Francesca Garaventa
Chiara Gambardella,
Silvia Morgana,
Francesca Garaventa
Francesca Garaventa
Marco Faimali,
Francesca Garaventa
Francesca Garaventa
Chiara Gambardella,
Francesca Garaventa
Francesca Garaventa
Francesca Garaventa
Francesca Garaventa
Marco Faimali,
Verónica Piazza,
Marco Faimali,
Marco Faimali,
Marco Faimali,
Marco Faimali,
Marco Faimali,
Marco Faimali,
Marco Faimali,
Marco Faimali,
Francesca Garaventa
Marco Faimali,
Francesca Garaventa
Francesca Garaventa
Francesca Garaventa
Francesca Garaventa
Chiara Gambardella,
Chiara Gambardella,
Marco Faimali,
Marco Faimali,
Verónica Piazza,
Marco Faimali,
Marco Faimali,
Francesca Garaventa
Marco Faimali,
Francesca Garaventa
Francesca Garaventa
Francesca Garaventa
Verónica Piazza,
Francesca Garaventa
Francesca Garaventa
Francesca Garaventa
Francesca Garaventa
Marco Faimali,
Marco Faimali,
Francesca Garaventa
Marco Faimali,
Chiara Gambardella,
Francesca Garaventa
Summary
Researchers exposed barnacle larvae and brine shrimp to polystyrene microbeads at various concentrations and measured effects on survival, swimming behavior, and enzyme activity. While the microplastics accumulated in both species without causing mortality, high concentrations significantly altered swimming speed and cholinesterase enzyme activity. The study suggests that sublethal effects of microplastics on behavior and neurological function may be more ecologically relevant than direct mortality in marine crustaceans.
Plastic debris accumulates in the marine environment, fragmenting into microplastics (MP), causing concern about their potential toxic effects when ingested by marine organisms. The aim of this study was to verify whether 0.1µm polystyrene beads are likely to trigger lethal and sub-lethal responses in marine planktonic crustaceans. MP build-up, mortality, swimming speed alteration and enzyme activity (cholinesterases, catalase) were investigated in the larval stages of Amphibalanus amphitrite barnacle and of Artemia franciscana brine shrimp exposed to a wide range of MP concentrations (from 0.001 to 10mgL) for 24 and 48h. The results show that MP were accumulated in crustaceans, without affecting mortality. Swimming activity was significantly altered in crustaceans exposed to high MP concentrations (> 1mgL) after 48h. Enzyme activities were significantly affected in all organisms exposed to all the above MP concentrations, indicating that neurotoxic effects and oxidative stress were induced after MP treatment. These findings provide new insight into sub-lethal MP effects on marine crustaceans.