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Detection of Microplastic in Human Placenta and Meconium in a Clinical Setting
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Researchers detected microplastic particles larger than 50 micrometers in human placenta and meconium (a baby's first stool) collected during cesarean deliveries. This is significant because it provides direct evidence that microplastics are present in the womb and are being passed to babies before and during birth. The study emphasizes the need for careful contamination controls in clinical studies and calls for further research on nano-sized plastics in human tissue.
We found MPs > 50 µm in placenta and meconium acquired from cesarean delivery. Critical evaluation of potential contamination sources is pivotal and may guide future clinical studies to improve the correct detection of MPs in organ tissue. Studies investigating nano-sized plastics in human tissue are warranted.
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Microplastic Particles Detected in Fetal Cord Blood, Placenta, and Meconium: A Pilot Study of Nine Mother–Infant Pairs in South China
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In a pilot study of nine mother-infant pairs in China, researchers detected microplastics in the placenta, umbilical cord blood, and first stool of newborns, with meconium (baby's first stool) containing the most particles. This provides evidence that microplastics can transfer from mother to baby during pregnancy, raising concerns about plastic exposure during the most vulnerable stage of human development.
The Association Between Microplastics and Microbiota in Placentas and Meconium: The First Evidence in Humans
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Researchers analyzed placentas and meconium from 18 mother-infant pairs in Shanghai and found microplastics present in both, providing some of the first direct evidence of microplastic exposure during pregnancy and at birth. They also discovered correlations between microplastic presence and changes in microbial communities in these tissues. The study raises important questions about whether early-life microplastic exposure could influence infant health and development.
Particulate Contamination of Human Placenta: Plastic and non-plastic
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Researchers characterized both plastic and non-plastic particulate contaminants found in human placental tissue from healthy pregnancies. They detected microplastics alongside other particles in placenta samples collected from both vaginal and caesarean deliveries at an urban Canadian hospital. The findings add to growing evidence that the human womb is exposed to a variety of environmental particulate contaminants during pregnancy.
Particulate contamination of human placenta: Plastic and non-plastic
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Researchers examined human placentas and found both microplastic particles and non-plastic particulates embedded in the tissue, confirming that the womb is not a fully protected environment. This study highlights that unborn babies are exposed to a mixture of environmental contaminants before birth, raising questions about how these particles might affect fetal development.
Plasticenta: First evidence of microplastics in human placenta
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In a landmark study, researchers detected microplastics in human placental tissue for the first time, finding 12 plastic fragments in placentas from four out of six women with healthy pregnancies. The particles were identified as polypropylene and dyed plastics likely from packaging or cosmetics, raising concerns about potential effects on fetal development and pregnancy.
Research digests by email
When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.