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Nanopolystyrene translocation and fetal deposition after acute lung exposure during late-stage pregnancy
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Researchers exposed pregnant mice to nanoscale polystyrene particles through inhalation and tracked where the particles traveled. They found that the nanoplastics crossed from the lungs into the bloodstream and accumulated in both placental and fetal tissues, confirming that inhaled plastic nanoparticles can reach developing offspring during pregnancy.
These studies confirm that maternal pulmonary exposure to nanopolystyrene results in the translocation of plastic particles to placental and fetal tissues and renders the fetoplacental unit vulnerable to adverse effects. These data are vital to the understanding of plastic particulate toxicology and the developmental origins of health and disease.
More Papers Like This
Nanopolystyrene translocation and fetal deposition after acute lung exposure during late-stage pregnancy
AI summary Read the abstract
Researchers found that nanoscale polystyrene particles inhaled by pregnant mice were able to cross into the placenta and deposit in fetal tissues. The findings raise concerns about potential developmental risks from airborne nanoplastic exposure during pregnancy.
Nanopolystyrene Translocation and Fetal Deposition After Acute Lung Exposure During Late-Stage Pregnancy
AI summary Read the abstract
Nanopolystyrene particles inhaled by pregnant mice during late pregnancy crossed into the bloodstream and deposited in fetal tissues. This finding raises concern that airborne nanoplastics could pose a risk to fetal development, especially given growing human exposure to plastic particles in indoor and outdoor air.
Nanopolystyrene translocation and fetal deposition after acute lung exposure during late-stage pregnancy
AI summary Read the abstract
This animal study found that nanopolystyrene particles inhaled by pregnant mice during late pregnancy were transferred across the placenta and deposited in fetal tissues. The findings provide experimental evidence that airborne nanoplastics can reach unborn fetuses, raising serious concerns about developmental exposure from breathing indoor or outdoor air containing plastic particles.
Identification of micro- and nanoplastic particles in postnatal sprague-dawley rat offspring after maternal inhalation exposure throughout gestation
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Pregnant rats that inhaled micro- and nanoplastic particles throughout gestation passed them to their offspring, with plastic particles detected in pup tissues after birth. This is one of the first studies to show that inhaled microplastics can cross the placental barrier during pregnancy and persist in offspring, raising concerns about prenatal exposure from airborne plastic pollution.
Maternal Exposure to Polystyrene Micro- and Nanoplastics Causes Fetal Growth Restriction in Mice
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Researchers exposed pregnant mice to polystyrene micro and nanoplastics and found that exposure caused fetal growth restriction and placental abnormalities. The study observed that plastic particles accumulated in placental tissue and disrupted normal placental function. These findings raise concern that maternal exposure to plastic particles during pregnancy may interfere with fetal development.
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