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Parental plastic exposure harms offspring through multiple biological rout (opens in a new tab)
news-medical.net · 2026-09-23
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Parental plastic exposure harms offspring through multiple biological rout
news-medical.net · 2026-09-23
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Maternal particle transfer versus cross-generational toxicity of micro(nano)plastics in aquatic organisms: a critical evidence-classification review
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Claim 1 of 7Not checkedA new critical review warns that harm seen in offspring after parental exposure to microplastics should not automatically be taken as proof that plastic particles were directly transferred from mother to offspring.View evidenceHide evidence
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Claim 2 of 7Not checkedThe review, published in New Contaminants, examines evidence from aquatic organisms including water fleas, rotifers, copepods, fish, and bivalves and proposes a framework to distinguish true maternal particle transfer from intergenerational, multigenerational, and transgenerational toxicity.View evidenceHide evidence
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Claim 3 of 7Not checkedThe authors say parental exposure can affect offspring through multiple biological routes even when plastic particles never enter an egg or embryo, including damage to reproductive organs, altered egg quality and energy supply, hormonal disruption, oxidative stress, and changes to the parental gut microbiome.View evidenceHide evidence
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Claim 4 of 7Not checkedIn Daphnia magna, the review says studies suggest nanoparticles can reach embryos through both the brood chamber and an internal gut-to-ovary-to-oocyte pathway, with one study estimating about 88% of embryo exposure via the brood chamber and about 12% via the internal route.View evidenceHide evidence
As statedabout 88% ... and only around 12%
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Claim 5 of 7Not checkedThe review says fish studies have linked parental exposure to altered hatching, growth, heart rate, reproduction, and behavior in offspring, but direct entry of maternal particles into offspring tissues has rarely been shown with multiple independent analytical methods.View evidenceHide evidence
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Claim 6 of 7Not checkedThe authors recommend stricter minimum criteria for claiming true maternal transfer, including direct localization of particles inside eggs, embryos, or offspring tissues with complementary techniques and controls for contamination, dye leakage, and carryover in surrounding water.View evidenceHide evidence
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Claim 7 of 7Not checkedThey argue environmental risk assessment should focus less on whether particles can cross from mother to offspring and more on whether parental exposure reduces reproductive success, offspring fitness, and population renewal.View evidenceHide evidence
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Maternal particle transfer versus cross-generational toxicity of micro(nano)plastics in aquatic organisms: a critical evidence-classification review
New Contaminants · 2026
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Papers considered
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Crossref, Europe PMC, PubMed · 39 candidate papers
Maternal particle transfer versus cross-generational toxicity of micro(nano)plastics in aquatic organisms: a critical evidence-classification review
New Contaminants · 2026 · Crossref
New contaminants in aquaculture and livestock waste: from environmental fate to mitigation technologies
New Contaminants · 2026 · Crossref
Toward an integrated governance framework for emerging contaminants.
2026 · Europe PMC
Author response for "Microplastics and PMT plastic-associated chemicals as co-contaminants in ice shaving waste from an urban ice rink"
2026 · Crossref
Topical Collection on Sensors and Biosensors for Environmental and Food Applications.
2026 · Europe PMC
Comprehensive proximity proteomics expand the known interactome of the oncoprotein β-catenin.
2026 · Europe PMC
And 33 more candidates considered.