Results 71 to 80 of about 33,030 (282)

Assessing comparable bioconcentration potentials for nanoparticles in aquatic organisms via combined utilization of machine learning and toxicokinetic models

open access: yesSmartMat, 2023
The toxicokinetic (TK) model‐derived kinetic bioconcentration factor (BCFk) provides a quantitatively comparable index to estimate the bioaccumulation potential of nanoparticles (NPs) that barely reach thermodynamic equilibrium in aquatic organisms, but ...
Shipeng Dong   +4 more
doaj   +1 more source

Removal of benzotriazoles from domestic wastewater using Pleurotus ostreatus fungal pellets

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Removal of benzotriazoles from domestic wastewater using a fungal pellet reactor with Pleurotus ostreatus. The system effectively removed CBTR (70%), while BTR (19%), 5‐TTR (17%), and OH‐BTH (16%) showed moderate removal. Abstract Benzotriazoles are a group of persistent and mobile substances commonly found in aquatic environments due to inefficient ...
Evrydiki Markoulatou   +3 more
wiley   +1 more source

Proposal for a Monitoring Concept for Veterinary Medicinal Products with PBT Properties, Using Parasiticides as a Case Study

open access: yesToxics, 2018
The aim of this work is to prepare a proposal for the post-authorization monitoring (PAM) of veterinary medicinal products (VMP), in particular parasiticides.
Jörg Römbke, Karen Duis
doaj   +1 more source

Sustainable Water Decontamination: Advanced High‐Valent Iron Active Species‐Driven Peroxymonosulfate Activation for Global Challenges

open access: yesCleanMat, EarlyView.
Iron‐based catalysts activate peroxymonosulfate (PMS) to generate high‐valent iron‐oxo species for water decontamination and clean water production. The activation efficiency of PMS varies significantly depending on iron catalyst properties, while the generation of reactive high‐valent iron intermediates is governed by catalyst characteristics ...
Junpeng Guo   +8 more
wiley   +1 more source

BIOAKUMULASI MERKURI DAN STRUKTUR HEPATOPANKREAS PADA TEREBRALIA SULCATA DAN NERITA ARGUS (MOLUSKA: GASTROPODA) DI KAWASAN BEKAS PENGGELONDONGAN EMAS, MUARA SUNGAI LAMPON, BANYUWANGI, JAWA TIMUR(Bioaccumulation of mercury and the hepatopancreas structure)

open access: yesJurnal Manusia dan Lingkungan, 2014
ABSTRAK Amalgamasi pada proses penggelondongan emas tradisional di muara sungai Lampon menggunakan Merkuri (Hg). Limbah dibuang langsung ke muara dan lingkungan sekitar.
Susintowati Susintowati   +1 more
doaj   +1 more source

Bioaccumulation of nickel by aquatic macrophytes

open access: yesDesalination and Water Treatment, 2010
Aquatic plants are being used successfully for the accumulation of trace elements in natural and constructed wetlands. Four aquatic plants were examined for their ability to remove heavy metals from contaminated water. In our study, bioaccumulation abilities of Lemna, Apium, Ceratophyllum and Groenlandia species were found.
openaire   +5 more sources

Adsorption of Mercury in Aqueous Solutions by Functionalized Cellulose Extracted from Soybean Hulls

open access: yesChemPlusChem, EarlyView.
Reuse of agricultural waste as a source of adsorbent cellulose‐based materials is a low‐cost and sustainable approach to remove potentially toxic elements (PTEs) from aqueous solutions. This approach is successfully applied in the removal of mercury from aquaculture water, an important source of food where the absence of PTEs is a fundamental requisite
Monica Rigoletto   +6 more
wiley   +1 more source

Bioaccumulation and Subchronic Toxicity of 14 nm Gold Nanoparticles in Rats

open access: yesMolecules, 2016
Colloidal suspensions of 14 nm gold nanoparticles (AuNPs) were repeatedly administered intravenously at three dose levels (0.9, 9 and 90 µg) to male Sprague Dawley rats weekly for 7 weeks, followed by a 14-day washout period.
Clinton Rambanapasi   +6 more
doaj   +1 more source

Environment‐Dependent Ultrafast Photodynamics of Aurone Derivatives for the Photoprotection of Agrochemicals

open access: yesChemPhotoChem, EarlyView.
Five derivatised aurones were synthesised via a green approach for potential application as photoprotectants for agrochemicals. Their long‐term and ultrafast photodynamics, in solution and on a wax surface, were investigated through steady state and femtosecond transient electronic absorption spectroscopy techniques, revealing significant differences ...
Michael Hymas   +6 more
wiley   +1 more source

Sedimentary Mercury Enrichments as a Tracer of Large Igneous Province Volcanism

open access: yesGeophysical Monograph Series, Page 247-262., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Lawrence M. E. Percival   +3 more
wiley  

+1 more source

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