Results 11 to 20 of about 135,022 (273)

Co-Occurrence of Cyanobacteria and Cyanotoxins with Other Environmental Health Hazards: Impacts and Implications [PDF]

open access: yesToxins, 2020
Toxin-producing cyanobacteria in aquatic, terrestrial, and aerial environments can occur alongside a wide range of additional health hazards including biological agents and synthetic materials.
James S. Metcalf, Geoffrey A. Codd
doaj   +2 more sources

Environmental conditions that influence toxin biosynthesis in cyanobacteria [PDF]

open access: yesEnvironmental Microbiology, 2012
Summary Over the past 15 years, the genetic basis for production of many cyanobacterial bioactive compounds has been described. This knowledge has enabled investigations into the environmental factors that regulate the production of these toxins at the molecular level.
Neilan, Brett A.   +4 more
openaire   +4 more sources

Dynamics of the cyanobacterial water bloom with focus to Microcystis and its relationship with environmental factors in Brno reservoir

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2013
Our paper brings new information about long-term changes of the phytoplankton communities in the Brno reservoir with the focus on the Microcystis abundance using the semi-monthly monitoring data covering the period 2006–2012.
Lucie Straková   +3 more
doaj   +1 more source

Diversity of toxin and non-toxin containing cyanobacterial mats of meltwater ponds on the Antarctic Peninsula: a pyrosequencing approach [PDF]

open access: yes, 2014
Despite their pivotal role as primary producers, there is little information as to the diversity and physiology of cyanobacteria in the meltwater ecosystems of polar regions.
Quesada, Antonio   +40 more
core   +1 more source

Photoautotrophs and macroinvertebrate trophic relations in calcareous semiarid streams: The role of Cyanobacteria [PDF]

open access: yes, 2022
Photoautotrophs and macroinvertebrate trophic relations in Mediterranean streams, especially from semiarid areas, are still poorly known, as is the role of Cyanobacteria, which is the most frequently dominant photoautotroph.
Aboal, Marina   +4 more
core   +1 more source

The Impact of Cyanobacteria Blooms on the Aquatic Environment and Human Health

open access: yesToxins, 2022
Cyanobacteria blooms are a global aquatic environment problem. In recent years, due to global warming and water eutrophication, the surface cyanobacteria accumulate in a certain area to form cyanobacteria blooms driven by wind.
Weizhen Zhang   +7 more
doaj   +1 more source

Emergent marine toxins risk assessment using molecular and chemical approaches

open access: yesEFSA Journal, 2022
Cyanobacteria harmful blooms represent a deviation to the normal equilibrium in planktonic communities involving a rapid and uncontrolled growth. Owing to the capacity to produce toxins as secondary metabolites, cyanobacteria may cause huge economic ...
Y García‐Cazorla, V Vasconcelos
doaj   +1 more source

Solid Phase Adsorption Toxin Tracking (SPATT) Technology for the Monitoring of Aquatic Toxins: A Review

open access: yesToxins, 2018
The Solid Phase Adsorption Toxin Tracking (SPATT) technology, first introduced in 2004, uses porous synthetic resins capable of passively adsorbing toxins produced by harmful microalgae or cyanobacteria and dissolved in the water.
Mélanie Roué   +2 more
doaj   +1 more source

Further characterization of glycine-containing microcystins from the McMurdo Dry Valleys of Antarctica [PDF]

open access: yes, 2015
Microcystins are hepatotoxic cyclic peptides produced by several cyanobacterial genera worldwide. In 2008, our research group identified eight new glycine-containing microcystin congeners in two hydro-terrestrial mat samples from the McMurdo Dry Valleys ...
Puddick, Jonathan   +16 more
core   +1 more source

Transition of cavitating flow to supercavitation within Venturi nozzle – hysteresis investigation

open access: yesEPJ Web of Conferences, 2017
Cavitation is usually considered as undesirable phenomena. On the other hand, it can be utilized in many applications. One of the technical applications is using cavitation in water treatment, where hydrodynamic cavitation seems to be effective way how ...
Jiří Kozák   +9 more
doaj   +1 more source

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