Results 41 to 50 of about 14,811 (248)

Characterisation of host growth after infection with a broad-range freshwater cyanopodophage [PDF]

open access: yes, 2014
Freshwater cyanophages are poorly characterised in comparison to their marine counterparts, however, the level of genetic diversity that exists in freshwater cyanophage communities is likely to exceed that found in marine environments, due to the habitat
Hayes, Paul   +3 more
core   +2 more sources

Characterization of Potential Threats from Cyanobacterial Toxins in Lake Victoria Embayments and during Water Treatment

open access: yesToxins, 2022
Africa’s water needs are often supported by eutrophic water bodies dominated by cyanobacteria posing health threats to riparian populations from cyanotoxins, and Lake Victoria is no exception.
Mark Olokotum   +9 more
doaj   +1 more source

Study of the growth and biochemical composition of 20 species of cyanobacteria cultured in cylindrical photobioreactors

open access: yesMicrobial Cell Factories, 2023
Background Cyanobacteria are prokaryotic organisms with wide morphological and metabolic diversity. By means of photosynthesis, they convert inorganic compounds into biomolecules, which may have commercial interest.
Douglas Henrique Baracho   +1 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 ...
Cary, S. Craig   +5 more
core   +3 more sources

Use of ecological niche modeling as a tool for predicting the potential distribution of Microcystis sp (cyanobacteria) in the Aguamilpa Dam, Nayarit, Mexico

open access: yesRevista Ambiente & Água, 2012
Ecological niche modeling is an important tool to evaluate the spatial distribution of terrestrial species, however, its applicability has been little explored in the aquatic environment.
Enrique Martinez-Meyer   +5 more
doaj   +1 more source

Inhibition of Microcystis aeruginosa by the Extracellular Substances from an Aeromonas sp.

open access: yesJournal of Microbiology and Biotechnology, 2013
Growth of Microcystis aeruginosa could be inhibited significantly within 24 h by the extracellular substances prepared from Aeromonas sp. strain FM. During the treatment, the concentration of extracellular soluble carbohydrates increased significantly in algal culture. Morphological and ultrastructural changes in M. aeruginosa cells, including breakage
Ming-Jun Chen   +4 more
openaire   +3 more sources

Effects of temperature and oxygen on cyanobacterial DNA preservation in sediments: A comparison study of major taxa

open access: yesEnvironmental DNA, 2022
The analysis of sediment DNA has emerged as a promising alternative to classical paleolimnological proxies, which typically rely on hard fossils to reconstruct environmental change.
Hebah S. Mejbel   +2 more
doaj   +1 more source

Diet composition of Oreochromis niloticus from selected impoundments of different states, with special focus on toxigenic cyanobacteria identified using molecular techniques

open access: yesScientific African, 2021
The diet of Oreochromis niloticus from hypereutrophic Lake Chivero and oligo-mesotrophic Lake Kariba was studied in 2017, with focus on the consumption of cyanobacteria.
Vimbai R. Hamandishe   +3 more
doaj   +1 more source

Analysis of polyhydroxybutrate and bioplastic production from microalgae

open access: yesBulletin of the National Research Centre, 2019
Background Algae manufacture a diversity of base materials that can be used for bioplastics assembly. The most essential compounds are carbohydrates and hydrocarbons.
Sayeda M. Abdo, Gamila H. Ali
doaj   +1 more source

Effects of dissolved organic matter from sediment and soil samples on the growth and physiology of four bloom-forming algal species

open access: yesEcotoxicology and Environmental Safety, 2023
Algal blooms negatively impact the water quality of reservoirs; however, the role of dissolved organic matter (DOM) in bloom formation in reservoirs has not been investigated.
Rong Xiang, Binghui Zheng, Haifeng Jia
doaj   +1 more source

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