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Article ? AI-assigned paper type based on the abstract. Classification may not be perfect — flag errors using the feedback button. Tier 2 ? Original research — experimental, observational, or case-control study. Direct primary evidence. Nanoplastics Reproductive & Development Sign in to save

Polystyrene nanoplastics induce apoptosis, autophagy, and steroidogenesis disruption in granulosa cells to reduce oocyte quality and fertility by inhibiting the PI3K/AKT pathway in female mice

Journal of Nanobiotechnology 2024 51 citations ? Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count.
Yue Xue, Xiu Cheng, Zhangqiang Ma, Hou-Peng Wang, Chong Zhou, Jia Li, Dalei Zhang, Liaoliao Hu, Yanan Cui, Jian Huang, Tao Luo, Liping Zheng

Summary

Researchers found that polystyrene nanoplastics (tiny plastic particles under 1 micrometer) impair egg cell quality in female mice by damaging the ovarian support cells that help eggs mature, triggering cell death and disrupting hormone production. These findings raise important questions about the potential reproductive risks of nanoplastic exposure in women.

Polymers
Body Systems
Models

This study provides findings on how PS-NPs impact ovarian function and include transcriptome sequencing analysis of ovarian tissue. The study demonstrates that PS-NPs impair oocyte quality by altering the functioning of ovarian granulosa cells. Therefore, it is necessary to focus on the research on the effects of PS-NPs on female reproduction and the related methods that may mitigate their toxicity.

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