Results 51 to 60 of about 28,470 (270)

The Swiss Ecotox Centre: bridging the gap between research and application

open access: yesEnvironmental Sciences Europe, 2018
The Swiss Centre for Applied Ecotoxicology (Ecotox Centre) was created in recognition of the urgent societal need to provide expertise, education and tools for assessing the risks and effects of anthropogenic chemicals in the environment. Founded in 2008,
Inge Werner
doaj   +1 more source

Putting the eco in ecotoxicology [PDF]

open access: yesRegulatory Toxicology and Pharmacology, 1988
Testing of pesticides and often other persistent chemicals increasingly involves aquatic mesocosms. Since our intention is to protect natural systems, predictions of their response based on surrogate systems are desirable. Toxicity tests at a variety of levels of biological organization are now available, ranging from single-species laboratory tests to
openaire   +3 more sources

The relationship between cellular protein content and selenium accumulation in freshwater microalgae

open access: yesIntegrated Environmental Assessment and Management, EarlyView.
Abstract Variability in the bioconcentration of selenium (Se) by primary producers at the base of the food web results in uncertainty in predictions of bioaccumulation and ecological risk to higher trophic level organisms. Water chemistry, speciation of Se, and periphyton community composition have all been suggested as factors that contribute to ...
Courtney Bogstie   +3 more
wiley   +1 more source

Essential oils as bioherbicides: effects of orange and citronella oils on weed germination and early growth

open access: yesPest Management Science, EarlyView.
Essential oils from orange and citronella showed dose‐dependent inhibition of weed germination and early growth, highlighting their potential as bioherbicides and sustainable tools for integrated weed management. Abstract BACKGROUND Increasing selection of herbicide‐resistant weed biotypes has intensified the search for alternatives to the intensive ...
Geovana Rocha Marzochi   +9 more
wiley   +1 more source

First Assessment of Genetic Damage in the Speckled Cockroach (Nauphoeta cinerea) After Consumption of Lettuce (Lactuca sativa) Cultivated and Commercialized in Northeastern, Brazil

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT This study reports, for the first time, the use of the speckled cockroach Nauphoeta cinerea as a promising bioindicator for genotoxic monitoring. It was validated through control groups (both positive and negative) in addition to testing lettuce (Lactuca sativa ) samples from public street markets consumed by N. cinerea specimens in Pernambuco,
Aleson Aparecido da Silva   +4 more
wiley   +1 more source

ECOSYS, Functional Ecology and Ecotoxicology of Agroecosystems. A partner for your research in ecotoxicology

open access: yes, 2015
ECOSYS, Functional Ecology and Ecotoxicology of Agroecosystems. A partner for your research in ecotoxicology.
Mougin, Christian
core   +2 more sources

Nanomaterials' Multigenerational Effects by Single and Joint Exposure in Non‐mammalian Models

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Nanotoxicology has mainly focused on single‐generation studies, leaving multigenerational toxicity underexplored. Having animal welfare recently gained importance, we aimed to provide the state‐of‐the‐art of knowledge about multigenerational effects in non‐mammalian models in the case of nanomaterials (NM) single and joint exposure to other ...
Andy Joel Taipe Huisa   +9 more
wiley   +1 more source

Environmental chemistry and ecotoxicology: in greater demand than ever [PDF]

open access: yes, 2017
Environmental chemistry and ecotoxicology have been losing support, resources, and recognition at universities for many years. What are the possible causes of this process?
Scheringer, Martin, Martin Scheringer
core   +1 more source

Comprehensive Evaluation of Bisphenol A Toxicity Reveals Neurobehavioral, Metabolic, and Reproductive Impairments in Girardia tigrina

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Bisphenol A (BPA), a common industrial chemical used in plastics and consumer products, is increasingly detected in aquatic environments, raising serious concerns about its potential ecological impacts. This study evaluated the sublethal and acute toxic effects of BPA on the freshwater planarian Girardia tigrina, a recognized model for ...
Raquel de Jesus Selestrino   +2 more
wiley   +1 more source

Miniaturisation of the Daphnia magna immobilisation assay for the reliable testing of low volume samples

open access: yesUCL Open Environment
International standard test guidelines for the ecotoxicological characterisation of various substances use organisms such as algae, daphnids and fish embryos.
Dana Kühnel   +3 more
doaj   +2 more sources

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