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Human Health Effects
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Influence of Particle Size on Ecotoxicity of Low-Density Polyethylene Microplastics, with and without Adsorbed Benzo-a-Pyrene, in Clam Scrobicularia plana
Biomolecules2022
20 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.
Camilla Catarci Carteny,
Tainá G. Fonseca,
Bettie Cormier,
Maria João Bebianno,
Bettie Cormier,
Bettie Cormier,
Maria João Bebianno,
Bettie Cormier,
Maria João Bebianno,
Maria João Bebianno,
Maria João Bebianno,
Maria João Bebianno,
Ana Rita Rodrigues,
Ana Rita Rodrigues,
Camilla Catarci Carteny,
Camilla Catarci Carteny,
Camilla Catarci Carteny,
Maria João Bebianno,
Tainá G. Fonseca,
Maria João Bebianno,
Steffen Keiter
Steffen Keiter
Steffen Keiter
Nélia C. Mestre,
Camilla Catarci Carteny,
Nélia C. Mestre,
Nélia C. Mestre,
Steffen Keiter
Bettie Cormier,
Maria João Bebianno,
Bettie Cormier,
Maria João Bebianno,
Steffen Keiter
Tainá G. Fonseca,
Bettie Cormier,
Bettie Cormier,
Maria João Bebianno,
Bettie Cormier,
Bettie Cormier,
Steffen Keiter
Tainá G. Fonseca,
Camilla Catarci Carteny,
Camilla Catarci Carteny,
Steffen Keiter
Maria João Bebianno,
Steffen Keiter
Maria João Bebianno,
Ana Rita Rodrigues,
Maria João Bebianno,
Ana Rita Rodrigues,
Camilla Catarci Carteny,
Maria João Bebianno,
Maria João Bebianno,
Bettie Cormier,
Tainá G. Fonseca,
Tainá G. Fonseca,
Paulo Pedro,
Maria João Bebianno,
Steffen Keiter
Steffen Keiter
Steffen Keiter
Maria João Bebianno,
Maria João Bebianno,
Steffen Keiter
Steffen Keiter
Tainá G. Fonseca,
Paulo Pedro,
Maria João Bebianno,
Maria João Bebianno,
Camilla Catarci Carteny,
Camilla Catarci Carteny,
Camilla Catarci Carteny,
Maria João Bebianno,
Maria João Bebianno,
Maria João Bebianno,
Nélia C. Mestre,
Maria João Bebianno,
Maria João Bebianno,
Bettie Cormier,
Maria João Bebianno,
Bettie Cormier,
Maria João Bebianno,
Steffen Keiter
Steffen Keiter
Tainá G. Fonseca,
Bettie Cormier,
Maria João Bebianno,
Tainá G. Fonseca,
Bettie Cormier,
Steffen Keiter
Steffen Keiter
Steffen Keiter
Camilla Catarci Carteny,
Maria João Bebianno,
Maria João Bebianno,
Maria João Bebianno,
Bettie Cormier,
Maria João Bebianno,
Maria João Bebianno,
Steffen Keiter
Maria João Bebianno,
Steffen Keiter
Steffen Keiter
Bettie Cormier,
Steffen Keiter
Steffen Keiter
Maria João Bebianno,
Maria João Bebianno,
Nélia C. Mestre,
Camilla Catarci Carteny,
Maria João Bebianno,
Steffen Keiter
Nélia C. Mestre,
Steffen Keiter
Summary
Researchers found that smaller polyethylene microplastics (4-6 µm) caused greater biomarker alterations in clam gills, while the digestive gland was more affected overall, suggesting particle size influences microplastic ecotoxicity in marine bivalves.
This study investigated the ecotoxicological effects of differently sized (4-6 µm and 20-25 µm) low-density polyethylene (LDPE) microplastics (MPs), with and without adsorbed benzo-a-pyrene (BaP), in clam <i>Scrobicularia plana</i>. Biomarkers of oxidative stress (superoxide dismutase-SOD; catalase-CAT), biotransformation (glutathione-S-transferases-GST), oxidative damage (lipid peroxidation-LPO) and neurotoxicity (acetylcholinesterase-AChE) were analysed in gills and digestive glands at different time intervals for a total of 14 days of exposure. In order to have a better impact perspective of these contaminants, an integrated biomarker response index (IBR) and Health Index were applied. Biomarker alterations are apparently more related to smaller sized (4-6 µm) MPs in gills and to virgin LDPE MPs in the digestive gland according to IBR results, while the digestive gland was more affected by these MPs according to the health index.