Toxic Cyanobacteria
The Presence of Toxic and Non-toxic Cyanobacteria in the
... The study showed the presence of toxic and non-toxic cyanobacteria species in the Limpopo river basin 245.. (Table 1).[r] ...
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Toxic Cyanobacteria in Four Brazilian Water Supply Reservoirs
... the cyanobacteria community and the occurrence of potential toxin-producing species in the country’s public supply ...Potentially toxic cyanobacteria were recorded at concentra- tions above 20,000 ...
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Spatial and Temporal Dynamics and Parameters of Growth of Toxic Cyanobacteria in Nuwara Wewa and Nachchaduwa Wewa in Sri Lanka
... have also decreased the level of dissolved oxygen. These processes could have contributed to the depletion of the available dissolved oxygen in the water. Therefore, these parameters (pH, temperature and dissolved ...
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Community Structures of Phytoplankton with Emphasis on Toxic Cyanobacteria in an Ohio Inland Lake during Bloom Season
... of toxic genes ( cyrA and cyrL ) ...both toxic and nontoxic species, while the cyr gene was found to sporadically distribute in cyanobacterial strains and environmental samples ...determine toxic ...
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Strategies for monitoring and managing mass populations of toxic cyanobacteria in recreational waters: a multi-interdisciplinary approach
... toxin-producing cyanobacteria commonly develop in fresh-, brackish- and marine waters and effective strategies for monitoring and managing cyanobacterial health risks are required to safeguard animal and human ...
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An assessment of plankton populations, toxic cyanobacteria, and potential impact of introduced marine alewife (Alosa pseudoharengus) in Pawtuckaway Lake, New Hampshire, Jessica V. Trout-Haney
... of toxic cyanobacteria (Anabaena circinalis) appeared at the Fundy site in late May, indicating that problems of Cyanobacteria blooms are transient and not limited to the summer and ...of ...
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The Molecular Evolution and DNA Profiling of Toxic Cyanobacteria
... toxin-producing cyanobacteria from several genera, including Anabaena and Microcystis, using the RFLPs detected by genomic transfer and hybridisation with a heptamer repeat of the nifJ ...heterocystous ...
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Toxic Cyanobacteria Aerosols: Tests of Filters for Cells
... of toxic cyanobacteria released from the surface of lakes is a new area of study that could uncover a previously unknown route of exposure to toxic ...Since toxic cyanobacteria may be ...
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Brain and Liver Histopathological Examination of Carassius gibelio from A Newly Reconstructed Lake with Toxic Cyanobacteria
... 2008; Moutou et al., 2012; Papadimitriou et al., 2012). Very few, in vivo, studies are available on the toxic effects of MCYSTs on fish’s hepatocyte ultrastructure. Our main histological liver findings were a loss ...
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New molecular tools: application of the μAQUA phylochip and concomitant FISH probes to study freshwater pathogens from samples taken along the Tiber River, Italy
... Current knowledge about aquatic pathogens are scarce because bacteria, protozoans, algae and their toxins occur at low concentrations, making them difficult to measure directly or to filter sufficient volumes to ...
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Pseudodiarrhoea in zebra mussels Dreissena polymorpha (Pallas) exposed to microcystins
... that toxic strains of Microcystis aeruginosa have a dramatic effect on processing of microalgae by zebra mussels, whereas nontoxic strains do ...highly toxic Microcystis ...very toxic ...
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Impacts of dietary cyanobacteria on fish
... a toxic strain, thereby avoiding MC uptake (Beveridge et ...dietary cyanobacteria from Lake Taihu and Lake Dianchi showed negative eff ects on growth, feed utilization and nutrient retention of hybrid ...
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THERAPEUTIC MUD AND CYANOBACTERIA
... The majority of blue-greens are aerobic photoautotrophs, their life processes requiring only oxygen, light and inorganic substances. The process of nitrogen fixation and the occurrence of gas vesicles are especially ...
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Chemical lysis of cyanobacteria
... Cell lysis to enable intracellular measurements is a fundamental requirement in the strain engineering cycle. It is particularly challenging in cyanobacteria compared to traditional hosts. A recent assessment of ...
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Advances in Utilizing Cyanobacteria for Hydrogen Production
... Cellular localization and physiological significance of bidirectional hydrogenase is a matter of much debate. This enzyme was found in all non-nitrogen-fixing cyano- bacterial strains but some nitrogen-fixing ...
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Emergent Phototactic Responses of Cyanobacteria under Complex Light Regimes
... that cyanobacteria routinely experience complex environments, it is critical to establish experimental systems, such as the one employed here, that enable tuning of the light input in terms of wavelength, flux, and ...
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Investigating the Interactions Between Cyanobacteria and Vibrio parahaemolyticus
... of cyanobacteria (Figure ...with cyanobacteria, many more experiments would need to be completed to fully test these ...with cyanobacteria collected from the vicinity of where this particular MDOH-04 ...
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Algae and Cyanobacteria in Soils of Moscow
... The algal-cyanobacterial communities of soils in the recreation zone are characterized by the highest species diversity and the lowest abundance of cyanobacteria. The latter is due to both natural factors, such as ...
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Plant growth promoting Cyanobacteria as potential biofertilizer and biocontrol agent in agriculture.
... of cyanobacteria in non-flooded condition [59] (Bidyarani, Prasanna, Babu, Hossain, & Saxena, ...of cyanobacteria is now observed in wheat, cotton and several vegetables and herbaceous plants, including ...
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Timing the Evolutionary Advent of Cyanobacteria and the Later Great Oxidation Event Using Gene Phylogenies of a Sunscreen
... of cyanobacteria and relaxed molecular clock models to obtain multiple estimates of these duplica- tion events, setting a minimum age for the evolutionary advent of scytonemin at ...
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