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  "author": "Annika Vaksmaa (Royal Netherlands Institute for Sea 
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  "author": "Annika Vaksmaa (Royal Netherlands Institute for Sea 
            
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Research)",
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Research)",
            
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  "author_email": "annika.vaksmaa@nioz.nl",
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  "author_email": "annika.vaksmaa@nioz.nl",
            
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  "code": "7b.b.rj",
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  "code": "7b.b.rj",
            
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  "contributor": "Royal Netherlands Institute for Sea Research 
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  "contributor": "Royal Netherlands Institute for Sea Research 
            
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(NIOZ)",
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(NIOZ)",
            
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  "creator_user_id": "fe403f14-763a-49a5-915f-bf7b005a80d3",
            
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  "creators": 
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  "creators": 
            
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nika\",\"lastname\":\"Vaksmaa\",\"orcid\":null,\"affiliation\":\"Royal 
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nika\",\"lastname\":\"Vaksmaa\",\"orcid\":null,\"affiliation\":\"Royal 
            
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Netherlands Institute for Sea 
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Netherlands Institute for Sea 
            
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ontactemailaddress\":\"annika.vaksmaa@nioz.nl\",\"formatted\":\"Annika 
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ontactemailaddress\":\"annika.vaksmaa@nioz.nl\",\"formatted\":\"Annika 
            
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Vaksmaa - Royal Netherlands Institute for Sea Research - ORCID:  - 
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Vaksmaa - Royal Netherlands Institute for Sea Research - ORCID:  - 
            
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Corresponding Author - annika.vaksmaa@nioz.nl\"}]",
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Corresponding Author - annika.vaksmaa@nioz.nl\"}]",
            
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  "dataset_persistent_id": "DOI:10.25850/nioz/7b.b.rj",
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  "dataset_persistent_id": "DOI:10.25850/nioz/7b.b.rj",
            
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  "deposit_date": "2025-05-01",
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  "deposit_date": "2025-05-01",
            
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  "depositor": "Annika Vaksmaa (annika.vaksmaa@nioz.nl)",
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  "depositor": "Annika Vaksmaa (annika.vaksmaa@nioz.nl)",
            
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  "distribution_date": "2025-05-01",
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  "distribution_date": "2025-05-01",
            
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  "distributor": "Research Data Management(NIOZ Royal Netherlands 
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  "distributor": "Research Data Management(NIOZ Royal Netherlands 
            
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Institute for Sea Research)",
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Institute for Sea Research)",
            
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  "doi_date_published": "2025-05-01T09:40:47.713854",
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  "doi_date_published": "2025-05-01T09:40:47.713854",
            
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  "groups": [],
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  "groups": [],
            
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  "id": "5b5f5829-f4da-4062-9f2d-87efda1478d4",
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  "license_title": null,
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  "license_title": null,
            
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  "maintainer": "Annika",
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  "maintainer": "Annika",
            
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  "maintainer_email": "annika.vaksmaa@nioz.nl",
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  "maintainer_email": "annika.vaksmaa@nioz.nl",
            
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  "metadata_created": "2025-05-01T07:41:01.617352",
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  "metadata_created": "2025-05-01T07:41:01.617352",
            
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  "metadata_modified": "2025-05-01T07:41:09.001870",
            
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  "name": 
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  "name": 
            
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graded-polyethylene-by-the-marine-derived-fungus-aspergillus-terreus",
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graded-polyethylene-by-the-marine-derived-fungus-aspergillus-terreus",
            
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  "notes": "The microbial processes and kinetics involved in plastic 
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  "notes": "The microbial processes and kinetics involved in plastic 
            
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biodegradation in marine environments remain largely unexplored. In 
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biodegradation in marine environments remain largely unexplored. In 
            
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particular, the role of marine fungi in this context is largely 
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particular, the role of marine fungi in this context is largely 
            
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unconstrained. In this study, we incubated the marine-derived fungus 
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unconstrained. In this study, we incubated the marine-derived fungus 
            
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Aspergillus terreus in microcosms with 13C-labelled polyethylene (PE) 
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Aspergillus terreus in microcosms with 13C-labelled polyethylene (PE) 
            
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to trace mineralization and assimilation of plastic-derived carbon. 
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to trace mineralization and assimilation of plastic-derived carbon. 
            
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Our assays provide evidence that A. terreus mineralizes UV-treated PE. 
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Our assays provide evidence that A. terreus mineralizes UV-treated PE. 
            
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Over the 22-day period of incubation, fungal-mediated mineralization 
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Over the 22-day period of incubation, fungal-mediated mineralization 
            
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of photodegraded PE amounted to 0.24% of the initially added PE. 
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of photodegraded PE amounted to 0.24% of the initially added PE. 
            
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NanoSIMS imaging and isotopic analysis of fatty acids demonstrated the 
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NanoSIMS imaging and isotopic analysis of fatty acids demonstrated the 
            
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limited incorporation of UV-treated PE-derived carbon into fungal 
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limited incorporation of UV-treated PE-derived carbon into fungal 
            
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biomass. In contrast, incubations with A. terreus and untreated PE for 
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biomass. In contrast, incubations with A. terreus and untreated PE for 
            
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up to 102 days showed no measurable evidence of biotic degradation. 
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up to 102 days showed no measurable evidence of biotic degradation. 
            
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These findings underscore the critical role of photodegradation in 
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These findings underscore the critical role of photodegradation in 
            
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facilitating subsequent biotic degradation of PE by A. terreus in 
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facilitating subsequent biotic degradation of PE by A. terreus in 
            
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marine environments.",
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marine environments.",
            
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    "title": "Royal Netherlands Institute for Sea Research",
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  "subject": "Earth and Environmental Sciences",
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  "subject": "Earth and Environmental Sciences",
            
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  "tags": [
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  "tags": [
            
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    {
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      "display_name": "isotopically labelled polyethylene",
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  ],
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  ],
            
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  "title": "Mineralization of photodegraded polyethylene by the 
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  "title": "Mineralization of photodegraded polyethylene by the 
            
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marine-derived fungus Aspergillus terreus",
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marine-derived fungus Aspergillus terreus",
            
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  "type": "dataset",
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  "type": "dataset",
            
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  "url": "https://doi.org/10.25850/nioz/7b.b.rj",
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  "url": "https://doi.org/10.25850/nioz/7b.b.rj",
            
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  "version": "1"
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  "version": "1"
            
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}
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}