Results 31 to 40 of about 11,325 (225)

Effects of Dietary Astaxanthin Supplementation on Energy Budget and Bioaccumulation in Procambarus clarkii (Girard, 1852) Crayfish under Microcystin-LR Stress

open access: yesToxins, 2018
This research aimed to study the effects of astaxanthin on energy budget and bioaccumulation of microcystin-leucine-arginine (microcystin-LR) in the crayfish Procambarus clarkii (Girard, 1852).
Zhenhua An, Yingying Zhang, Longshen Sun
doaj   +1 more source

Chitosan-cellulose Composite Materials: Preparation, Characterization and Application for Removal of Microcystin [PDF]

open access: yes, 2013
We developed a simple and one-step method to prepare biocompatible composites from cellulose (CEL) and chitosan (CS). [BMIm+Cl−], an ionic liquid (IL), was used as a green solvent to dissolve and prepare the [CEL + CS] composites. Since majority (\u3e88%)
Delneri, Ambra   +3 more
core   +2 more sources

Biodegradation of [D-Leu1] microcystin-LR by a bacterium isolated from sediment of Patos Lagoon estuary, Brazil

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases, 2015
Background Toxic cyanobacterial blooms are recurrent in Patos Lagoon, in southern Brazil. Among cyanotoxins, [D-Leu1] microcystin-LR is the predominant variant whose natural cycle involves water and sediment compartments. This study aimed to identify and
Gilmar AF Lemes   +3 more
doaj   +1 more source

Multimedia distributions, bioaccumulation, and trophic transfer of microcystins in the Geum River Estuary, Korea: Application of compound-specific isotope analysis of amino acids [PDF]

open access: yes, 2019
To determine distributions, bioaccumulation, and trophic transfer of freshwater cyanobacterial toxins such as microcystins (MCs), surface water, suspended solids, sediments, and coastal organisms were collected from seven stations in inner and outer ...
신경훈
core   +1 more source

Biomarkers of prolonged exposure to microcystin-LR in mice [PDF]

open access: yesToxicon, 2013
The effects of prolonged exposure to microcystins (MCs) on health are not yet sufficiently understood and this type of poisoning is often undiagnosed. Even though chronic exposure has been linked with liver cancer and alterations have been described in liver damage marker enzymes in exposed populations, there are not profile parameters that indicate ...
Sedan, Daniela Yazmine   +4 more
openaire   +3 more sources

Investigation of a Microcystis aeruginosa cyanobacterial freshwater harmful algal bloom associated with acute microcystin toxicosis in a dog [PDF]

open access: yes, 2012
Microcystin poisoning was diagnosed in a dog exposed to a Microcystis aeruginosa dominated freshwater harmful algal bloom at Milford Lake, Kansas, which occurred during the summer of 2011.
Aubel, Mark T.   +5 more
core   +1 more source

Phytoplankton Community and Algal Toxicity at a Recurring Bloom in Sullivan Bay, Kabetogama Lake, Minnesota, USA [PDF]

open access: yes, 2019
Kabetogama Lake in Voyageurs National Park, Minnesota, USA suffers from recurring late summer algal blooms that often contain toxin-producing cyanobacteria.
Christensen, Victoria G.   +4 more
core   +2 more sources

Oxidative stress biomarkers in Clarias gariepinus (Burchel, 1822) exposed to Microcystin-LR

open access: yesBeni-Suef University Journal of Basic and Applied Sciences, 2017
Stress levels inflicted by microcystin-LR extracted from Microcystis aeruginosa were assessed by estimating the effects on the oxidative stress biomarkers in the liver, muscle and gill tissues of Clarias gariepinus. Microcystin-LR was administered to the
Patrick Omoregie Isibor
doaj   +1 more source

Hepatotoxin microcystin-LR extraction optimization [PDF]

open access: yes, 2009
Several cyanobacterial genera produce toxic secondary metabolites, the most well-known of which are the hepatotoxic microcystins (MCYSTs). Microcystin analyses in drinking water are a requirement of the Health Ministry (Regulation 518/2004) in Brazil ...
ALVES, Ivânio R.   +5 more
core   +1 more source

Microcystin-LR Removal from Water via Enzymatic Linearization and Ultrafiltration

open access: yesToxins, 2022
Microcystin-LR (MC-LR) is a toxin produced by cyanobacteria that can bloom in freshwater supplies. This study describes a new strategy for remediation of MC-LR that combines linearization of the toxin using microcystinase A, MlrA, enzyme with rejection ...
Abelline Fionah   +6 more
doaj   +1 more source

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