The potential effects of in vitro digestion on the physicochemical and biological characteristics of polystyrene nanoplastics
Environmental Pollution2023
30 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.
Lourdes Vela,
Aliro Villacorta,
Ricard Marcos,
Aliro Villacorta,
Alba García‐Rodríguez,
Aliro Villacorta,
Laura Rubio,
Laura Rubio,
Aliro Villacorta,
Aliro Villacorta,
Aliro Villacorta,
Aliro Villacorta,
Aliro Villacorta,
Aliro Villacorta,
Aliro Villacorta,
Aliro Villacorta,
Alba García‐Rodríguez,
Ricard Marcos,
Ricard Marcos,
Alba Hernández,
Alba Hernández,
Aliro Villacorta,
Aliro Villacorta,
Aliro Villacorta,
Aliro Villacorta,
Alba Hernández,
Aliro Villacorta,
Laura Rubio,
Aliro Villacorta,
Lourdes Vela,
Susana Pastor,
Aliro Villacorta,
Alba Hernández,
Alba Hernández,
Lourdes Vela,
Lourdes Vela,
Alba Hernández,
Ricard Marcos,
Tom Venus,
Tom Venus
Lourdes Vela,
Laura Rubio,
Laura Rubio,
Laura Rubio,
Aliro Villacorta,
Aliro Villacorta,
Aliro Villacorta,
Alba Hernández,
Alba Hernández,
Laura Rubio,
Alba Hernández,
Alba Hernández,
Aliro Villacorta,
Laura Rubio,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Irina Estrela‐Lopis,
Susana Pastor,
Susana Pastor,
Tom Venus,
Tom Venus
Susana Pastor,
Aliro Villacorta,
Alba Hernández,
Alba Hernández,
Ricard Marcos,
Ricard Marcos,
Alba Hernández,
Ricard Marcos,
Lourdes Vela,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Aliro Villacorta,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Alba García‐Rodríguez,
Laura Rubio,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Tom Venus
Alba Hernández,
Ricard Marcos,
Susana Pastor,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Susana Pastor,
Ricard Marcos,
Ricard Marcos,
Susana Pastor,
Laura Rubio,
Alba Hernández,
Ricard Marcos,
Alba Hernández,
Tom Venus,
Alba Hernández,
Alba Hernández,
Alba García‐Rodríguez,
Alba Hernández,
Susana Pastor,
Ricard Marcos,
Ricard Marcos,
Irina Estrela‐Lopis,
Irina Estrela‐Lopis,
Laura Rubio,
Ricard Marcos,
Alba Hernández,
Laura Rubio,
Irina Estrela‐Lopis,
Aliro Villacorta,
Ricard Marcos,
Ricard Marcos,
Alba Hernández,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Tom Venus
Tom Venus,
Alba Hernández,
Ricard Marcos,
Alba Hernández,
Ricard Marcos,
Ricard Marcos,
Alba Hernández,
Alba García‐Rodríguez,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Irina Estrela‐Lopis,
Alba Hernández,
Laura Rubio,
Alba Hernández,
Alba Hernández,
Laura Rubio,
Laura Rubio,
Alba Hernández,
Susana Pastor,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Ricard Marcos,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Alba Hernández,
Alba García‐Rodríguez,
Alba García‐Rodríguez,
Ricard Marcos,
Ricard Marcos,
Alba García‐Rodríguez,
Susana Pastor,
Susana Pastor,
Alba Hernández,
Alba Hernández,
Tom Venus,
Tom Venus,
Aliro Villacorta,
Tom Venus
Tom Venus
Summary
Researchers studied how the human digestive process changes the physical and biological properties of polystyrene nanoplastics. They found that digestive fluids altered the surface characteristics of the particles, potentially affecting how they interact with gut cells. The study suggests that the form of nanoplastics that actually reaches our intestines may behave differently than the pristine particles typically used in lab studies.
The presence of plastic waste in our environment has continued growing and become an important environmental concern. Because of its degradation into micro- and nanoplastics (MNPLs), MNPLs are becoming environmental pollutants of special environmental/health concern. Since ingestion is one of the main exposure routes to MNPLs, the potential effects of digestion on the physicochemical/biological characteristics of polystyrene nanoplastics (PSNPLs) were determined. The results indicated a high tendency of digested PSNPLs to agglomerate and a differential presence of proteins on their surface. Interestingly, digested PSNPLs showed greater cell uptake than undigested PSNPLs in all three tested cell lines (TK6, Raji-B, and THP-1). Despite these differences in cell uptake, no differences in toxicity were observed except for high and assumed unrealistic exposures. When oxidative stress and genotoxicity induction were determined, the low effects observed after exposure to undigested PDNPLs were not observed in the digested ones. This indicated that the greater ability of digested PSNPLs to internalize was not accompanied by a greater hazard. This type of analysis should be performed with other MNPLs of varying sizes and chemical compositions.