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.
Human Health Effects
Sign in to save
Phthalocyanine blue leaching and exposure effects on Microcystis aeruginosa (cyanobacteria) of photoaged microplastics
Journal of Hazardous Materials2024
10 citations
?
Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count.
Score: 60
?
0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.
Qian Zhou,
Xiangliang Pan
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Xiangliang Pan,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Xiangliang Pan
Qian Zhou,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Hongwei Luo,
Ganning Zeng,
Ganning Zeng,
Lingling Hu,
Lingling Hu,
Lingling Hu,
Lingling Hu,
Lingling Hu,
Lingling Hu,
Lingling Hu,
Lingling Hu,
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Lingling Hu,
Lingling Hu,
Lingling Hu,
Ganning Zeng,
Ganning Zeng,
Mengzheng Dai,
Mengzheng Dai,
Lingling Hu,
Peirui Liu,
Peirui Liu,
Xiangliang Pan
Mengzheng Dai,
Xiangliang Pan
Xiangliang Pan,
Xiangliang Pan
Ganning Zeng,
Xiangliang Pan,
Mingming Du,
Mingming Du,
Mengzheng Dai,
Xiangliang Pan
Xiangliang Pan
Lingling Hu,
Xiangliang Pan
Mengzheng Dai,
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan,
Lingling Hu,
Hongwei Luo,
Hongwei Luo,
Tiansheng Chen,
Mengzheng Dai,
Mingming Du,
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Lingling Hu,
Ganning Zeng,
Ganning Zeng,
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan,
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Mengzheng Dai,
Xiangliang Pan
Xiangliang Pan
Lingling Hu,
Xiangliang Pan,
Mengzheng Dai,
Hongwei Luo,
Lingling Hu,
Xiangliang Pan
Hongwei Luo,
Hongwei Luo,
Xiangliang Pan
Mengzheng Dai,
Xiangliang Pan
Mengzheng Dai,
Hongwei Luo,
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Qian Zhou,
Xiangliang Pan
Hongwei Luo,
Xiangliang Pan
Hongwei Luo,
Hongwei Luo,
Xiangliang Pan
Hongwei Luo,
Hongwei Luo,
Xiangliang Pan
Qian Zhou,
Qian Zhou,
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan,
Hongwei Luo,
Xiangliang Pan
Xiangliang Pan,
Xiangliang Pan
Xiangliang Pan,
Xiangliang Pan
Mingming Du,
Mingming Du,
Xiangliang Pan
Xiangliang Pan
Lingling Hu,
Qian Zhou,
Xiangliang Pan
Lingling Hu,
Xiangliang Pan,
Qian Zhou,
Xiangliang Pan,
Xiangliang Pan
Mingming Du,
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan
Xiangliang Pan,
Xiangliang Pan
Xiangliang Pan
Summary
Researchers studied how a common blue pigment additive (phthalocyanine blue) in microplastics affects freshwater algae, especially after the plastics have been aged by sunlight. The pigment-containing microplastics caused more cell death, greater oxidative stress, and more damage to cell membranes and genetic processes than plain microplastics alone. The findings show that chemical additives in plastics can increase the toxicity of microplastics in waterways, with potential knock-on effects through the aquatic food chain.
Light-stabilizing additives may contribute to the overall pollution load of microplastics (MPs) and potentially enter the food chain, severely threatening aquatic life and human health. This study investigated the variation between polystyrene (PS) MPs and phthalocyanine blue (CuPC)-containing MPs before and after photoaging, as well as their effects on Microcystis aeruginosa. The presence of PS-MPs increased cell mortality, antioxidant enzyme activity, and the variation in extracellular components, while the presence of CuPC exacerbated these variations. CuPC-containing MPs caused different increasing trends in superoxide dismutase and malondialdehyde activities due to electron transfer across the membrane. Transcriptomic analysis revealed that the MPs and CuPC affected various cellular processes, with the greatest impact being on cell membranes. Compared with MPs, CuPC negatively affected ribosome and polysaccharide formation. These findings provide insights into the molecular mechanisms underlying the cellular response to MPs and their associated light-stabilizer pollution and imply the necessity for mitigating the pollution of both MPs and light-stabilizers.