Toxicity of microplastics and nanoplastics to daphnia magna : current status, knowledge gaps and future directions

Simple item page

Simple item page

Full item details

dc.contributor.author
Roubeau Dumont, Eva
Chen, Qiqing
Macairan, Jun-Ray
Robinson, Stacey A.
Berk, Dimitrios
Tufenkji, Nathalie
dc.date.accepted
2023-07-23
dc.date.accessioned
2025-12-22T20:49:27Z
dc.date.available
2025-12-22T20:49:27Z
dc.date.issued
2023-10
dc.date.submitted
2023-04-14
dc.description - en
Researchers reviewed 124 scientific studies to understand how tiny plastic particles—microplastics and nanoplastics—affect Daphnia magna, a small freshwater organism often used to test pollution. The studies looked at short term, long term, and even multigenerational effects, as well as impacts from chemicals that plastics can release or carry. Toxicity varied depending on the plastic’s type and shape, but smaller particles were consistently more harmful. Most studies used perfectly round polystyrene beads, even though real environmental plastics are usually irregular. The review highlights the need for more research using varied plastic types, real world particle shapes, and more realistic environmental conditions.
dc.description.abstract - en
We conducted a systematic review of 124 published articles that investigated the toxicity of microplastics and nanoplastics to Daphnia magna. This review summarizes studies assessing acute, chronic, and multigenerational impacts, as well as the effects observed via leached chemicals from plastics and the role of plastics as contaminant vectors. Overall, observed toxicity varies across different polymer types, and shapes. One of the most visible findings is that targeted research synthesis of the acute toxicity tests found more toxicity in smaller-sized particles. Most studies use spherical plastics that are commercially available, especially polystyrene, while the use of irregular-shaped and/or secondary plastics is still emerging. Also, there are still various confounding factors that make the comparison of the observed results difficult. Future studies should focus on irregular-shaped particles, and other polymer types, besides polystyrene. More research efforts are needed to understand the impacts of environmental factors and complex matrices.
dc.description.fosrctranslation - fr
Les chercheurs ont passé en revue 124 études scientifiques afin de comprendre comment les minuscules particules de plastique (microplastiques et nanoplastiques) affectent la Daphnia magna, un petit organisme d'eau douce souvent utilisé pour tester la pollution. Les études ont examiné les effets à court terme, à long terme et même multigénérationnels, ainsi que les impacts des produits chimiques que les plastiques peuvent libérer ou transporter. La toxicité variait en fonction du type et de la forme du plastique, mais les particules plus petites étaient systématiquement plus nocives. La plupart des études ont utilisé des billes de polystyrène parfaitement rondes, alors que les plastiques présents dans l'environnement sont généralement de forme irrégulière. Cette analyse souligne la nécessité de mener davantage de recherches en utilisant différents types de plastiques, des particules de forme réelle et des conditions environnementales plus réalistes.
dc.identifier.issn
1879-3142
0165-9936
dc.identifier.uri
https://open-science.canada.ca/handle/123456789/4094
dc.language.iso
en
dc.publisher - en
Elsevier
dc.publisher - fr
Elsevier
dc.relation.isreplacedby
https://doi.org/10.1016/j.trac.2023.117208
dc.rights - en
Open Government Licence - Canada
dc.rights - fr
Licence du gouvernement ouvert - Canada
dc.rights.openaccesslevel - en
Green
dc.rights.openaccesslevel - fr
Vert
dc.rights.uri - en
https://open.canada.ca/en/open-government-licence-canada
dc.rights.uri - fr
https://ouvert.canada.ca/fr/licence-du-gouvernement-ouvert-canada
dc.subject - en
Crustaceans
Toxic substances
Plastics industry
dc.subject - fr
Crustacé
Substance toxique
Industrie des matières plastiques
dc.subject.en - en
Crustaceans
Toxic substances
Plastics industry
dc.subject.fr - fr
Crustacé
Substance toxique
Industrie des matières plastiques
dc.title - en
Toxicity of microplastics and nanoplastics to daphnia magna : current status, knowledge gaps and future directions
dc.title.alternative - fr
Toxicité des microplastiques et nanoplastiques pour Daphnia magna : état actuel, lacunes dans les connaissances et orientations futures
dc.type - en
Accepted manuscript
dc.type - fr
Manuscrit accepté
local.acceptedmanuscript.articlenum
117208
local.article.journaltitle - en
TrAC Trends in Analytical Chemistry
local.article.journalvolume
167
local.pagination
80 pages, annexes
local.peerreview - en
Yes
local.peerreview - fr
Oui
local.requestdoi - en
No
local.requestdoi - fr
No
Download(s)

Original bundle

Now showing 1 - 1 of 1

Thumbnail image

Name: ToxicityMicroplasticsNanoplasticsDaphniaMagna.pdf

Size: 3.57 MB

Format: PDF

Download file

Collection(s)

Page details

Date modified: