Results 31 to 40 of about 22,065 (231)

Measurable microcystin in Ozark streams was rare during summer 2018 baseflow conditions

open access: yesAgricultural & Environmental Letters, 2022
Accelerated eutrophication due to human activity has been linked to an increase in the occurrence of cyanobacteria in freshwater systems. The purpose of this study was to document the occurrence of microcystin, a common cyanotoxin, within northwest ...
Bradley J. Austin, Brian E. Haggard
doaj   +1 more source

New Method for Simultaneous Determination of Microcystins and Cylindrospermopsin in Vegetable Matrices by SPE-UPLC-MS/MS [PDF]

open access: yes, 2018
Cyanotoxins are a large group of noxious metabolites with different chemical structure and mechanisms of action, with a worldwide distribution, producing effects in animals, humans, and crop plants.
Cameán Fernández, Ana María   +7 more
core   +1 more source

Insight Into the Molecular Mechanisms for Microcystin Biodegradation in Lake Erie and Lake Taihu

open access: yesFrontiers in Microbiology, 2019
Microcystins are potent hepatotoxins that are frequently detected in fresh water lakes plagued by toxic cyanobacteria. Microbial biodegradation has been referred to as the most important avenue for removal of microcystin from aquatic environments.
Lauren E. Krausfeldt   +5 more
doaj   +1 more source

Pyrolytic behaviour of microcystins and microcystin-spiked algal blooms

open access: yesJournal of Analytical and Applied Pyrolysis, 2005
Peer ...
Cameán Fernández, A. M.   +4 more
openaire   +2 more sources

Associations between chlorophyll a and various microcystin health advisory concentrations [version 2; referees: 1 approved, 2 approved with reservations]

open access: yesF1000Research, 2016
Cyanobacteria harmful algal blooms (cHABs) are associated with a wide range of adverse health effects that stem mostly from the presence of cyanotoxins.
Jeffrey W. Hollister, Betty J. Kreakie
doaj   +1 more source

Presence or Absence of mlr Genes and Nutrient Concentrations Co-Determine the Microcystin Biodegradation Efficiency of a Natural Bacterial Community

open access: yesToxins, 2016
The microcystin biodegradation potential of a natural bacterial community coexisting with a toxic cyanobacterial bloom was investigated in a water reservoir from central Spain. The biodegradation capacity was confirmed in all samples during the bloom and
María Ángeles Lezcano   +6 more
doaj   +1 more source

Associations between chlorophyll a and various microcystin-LR health advisory concentrations [version 1; referees: 1 approved, 2 approved with reservations]

open access: yesF1000Research, 2016
Cyanobacteria harmful algal blooms (cHABs) are associated with a wide range of adverse health effects that stem mostly from the presence of cyanotoxins.
Jeffrey W. Hollister, Betty J. Kreakie
doaj   +1 more source

Recreational exposure during algal bloom in carrasco beach, uruguay: A liver failure case report [PDF]

open access: yes, 2017
In January 2015, a 20-month-old child and her family took part in recreational activities at Carrasco and Malvín beaches (Montevideo, Uruguay). An intense harmful algae bloom (HAB) was developing along the coast at that time.
Andrinolo, Dario   +8 more
core   +3 more sources

Combined and single effects of pesticide carbaryl and toxic Microcystis aeruginosa on the life history of Daphnia pulicaria [PDF]

open access: yes, 2010
The combined influence of a pesticide (carbaryl) and a cyanotoxin (microcystin LR) on the life history of Daphnia pulicaria was investigated. At the beginning of the experiments animals were pulse exposed to carbaryl for 24 h and microcystins were ...
A Coors   +36 more
core   +11 more sources

Evidence of the cost of the production of microcystins by Microcystis aeruginosa under differing light and nitrate environmental conditions. [PDF]

open access: yesPLoS ONE, 2012
The cyanobacterium Microcystis aeruginosa is known to proliferate in freshwater ecosystems and to produce microcystins. It is now well established that much of the variability of bloom toxicity is due to differences in the relative proportions of ...
Enora Briand   +4 more
doaj   +1 more source

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