Results 41 to 50 of about 7,443 (225)

One Health and Cyanobacteria in Freshwater Systems: Animal Illnesses and Deaths Are Sentinel Events for Human Health Risks

open access: yesToxins, 2015
Harmful cyanobacterial blooms have adversely impacted human and animal health for thousands of years. Recently, the health impacts of harmful cyanobacteria blooms are becoming more frequently detected and reported.
Elizabeth D. Hilborn, Val R. Beasley
doaj   +1 more source

Impact of Microcystin-LR on Liver Function Varies by Dose and Sex in Mice

open access: yesToxins, 2018
Microcystin (MC) exposure is an increasing concern because more geographical locations are covered with cyanobacterial blooms as eutrophication and bloom-favoring environmental factors become more prevalent worldwide. Acute MC exposure has been linked to
Igor Mrdjen   +6 more
doaj   +1 more source

Characterization and Diversity of Microcystins Produced by Cyanobacteria from the Curonian Lagoon (SE Baltic Sea)

open access: yesToxins, 2021
Microcystins (MCs) are the most widely distributed and structurally diverse cyanotoxins that can have significant health impacts on living organisms, including humans.
Donata Overlingė   +5 more
doaj   +1 more source

Structure and Effects of Cyanobacterial Lipopolysaccharides

open access: yesMarine Drugs, 2015
Lipopolysaccharide (LPS) is a component of the outer membrane of mainly Gram-negative bacteria and cyanobacteria. The LPS molecules from marine and terrestrial bacteria show structural variations, even among strains within the same species living in the
Prasannavenkatesh Durai   +2 more
doaj   +1 more source

Subchronic Toxicity of Microcystin-LR on Young Frogs (Xenopus laevis) and Their Gut Microbiota

open access: yesFrontiers in Microbiology, 2022
Although toxic effects of microcystins (MCs) in mammals and fish have been extensively studied, the effects of MCs on the immune system and gut microbiota of amphibians have not received sufficient attention. As MCs cause general damage to the vertebrate
Jinjin Li   +4 more
doaj   +1 more source

Cyanotoxins: methods and approaches for their analysis and detection [PDF]

open access: yes, 2017
Cyanotoxins are secondary metabolites produced by cyanobacteria, a group of photosynthetic prokaryota especially found in freshwater. In favourable conditions (i.e. high nutrient levels, light intensity, water temperature), cyanobacteria can form blooms,
CONDUTO ANTÓNIO DIANA SOFIA   +3 more
core   +1 more source

Synergistic and Antagonistic Effects of Chemical Pollutants and Parasitic Fungi on Cyanobacterial Metabolism

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Freshwater ecosystems are increasingly impacted by anthropogenic pollutants, including the widely used herbicide metolachlor (MET) and cigarette butt (CB) litter. Parasites represent an additional biotic stressor that can modulate pollutant effects on their hosts.
Erika Berenice Martínez‐Ruiz   +3 more
wiley   +1 more source

New Zealand Guidelines for cyanobacteria in recreational fresh waters: Interim Guidelines [PDF]

open access: yes, 2009
This document is divided into four main sections, plus 14 appendices. Section 1. Introduction provides an overview of the purpose and status of the document as well as advice on who should use it. Section 2.
Hamilton, David P.   +4 more
core   +1 more source

Melanoma and Other Melanistic Lesions in Brown Bullhead Ameiurus nebulosus From Waterbodies in the Northeastern United States and Canada: Identification of Risk Factors

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT Melanistic lesions, including non‐raised black areas due to proliferations of melanocytes and melanomacrophages in the dermis and epidermis, as well as raised black areas consistent with melanoma, are described in brown bullhead (BBH) Ameiurus nebulosus from three water bodies in the northeastern United States and Quebec, Canada.
Vicki S. Blazer   +9 more
wiley   +1 more source

Study of cyanotoxin degradation and evaluation of their transformation products in surface waters by LC-QTOF MS [PDF]

open access: yes, 2019
In the present work, the degradation of three cyanotoxins from the hepatotoxins group was investigated under laboratory-controlled experiments in water samples.
Beltrán Iturat, Eduardo   +6 more
core   +2 more sources

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