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Elucidating the effects of naturally weathered aged-polypropylene microplastics and newly procured polypropylene microplastics on raw 264.7 macrophages

Environmental Science Nano 2024 6 citations ? Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count. Score: 55 ? 0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.
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Summary

Researchers compared the effects of naturally weathered polypropylene microplastics and newly manufactured ones on immune cells called macrophages. They found that both types caused cell toxicity and disrupted normal cellular function, but the weathered particles had distinct effects due to their altered surface chemistry. The study suggests that aging and environmental weathering change how microplastics interact with biological systems.

Polymers
Body Systems

In this work, we investigated weathered aged-PPMPs and naturally obtained polypropylene microplastics (NP-PPMPs) with raw 264.7 macrophages, which causes cytotoxicity and an imbalance in the intracellular system.

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