Results 31 to 40 of about 1,141 (157)

Study of stability when storing of tablets under the conditional name “Ap-helmin” as one of the factors of pharmaceutical development [PDF]

open access: yesAnnals of Mechnikov's Institute, 2020
Introduction. According to the World Bank, economic losses from helminthiasis of the digestive system rank fourth in the overall structure of diseases and injuries of the world’s population.To meet the existing needs of the population of Ukraine in ...
Semchenko K. V, Vyshnevska L. I.
doaj   +3 more sources

Synthesis of a Truncated Microcystin Tetrapeptide Molecule from a Partial Mcy Gene Cluster in Microcystis Cultures and Blooms. [PDF]

open access: yesEnviron Sci Technol
Microcystis spp. threaten freshwater ecosystems through the proliferation of cyanobacterial harmful algal blooms (cyanoHABs) and production of the hepatotoxin, microcystin.
Yancey CE   +12 more
europepmc   +2 more sources

Detection of Toxigenicity by a Probe for the Microcystin Synthetase A Gene (mcyA)of the Cyanobacterial GenusMicrocystis: Comparison of Toxicities with 16S rRNA and Phycocyanin Operon (Phycocyanin Intergenic Spacer) Phylogenies [PDF]

open access: yesApplied and Environmental Microbiology, 2001
ABSTRACTThe relationship between toxigenicity and phylogeny within the cyanobacterial genusMicrocystisis unclear. To investigate this issue, we have designed PCR primers for theN-methyltransferase (NMT) domain of the microcystin synthetase genemcyAand have probed 37Microcystissp. cultures as well as several field samples.
Tillett, Daniel.   +2 more
openaire   +2 more sources

The global Microcystis interactome

open access: yesLimnology and Oceanography, Volume 65, Issue S1, Page S194-S207, January 2020., 2020
Abstract Bacteria play key roles in the function and diversity of aquatic systems, but aside from study of specific bloom systems, little is known about the diversity or biogeography of bacteria associated with harmful cyanobacterial blooms (cyanoHABs).
Katherine V. Cook   +18 more
wiley   +1 more source

Recruitment of cyanobacteria from the sediments in the eutrophic Shanzi Reservoir [PDF]

open access: yes, 2015
This study investigated the impact of four environmental factors on the recruitment of cyanobacteria from bottom sediments in the eutrophic Shanzi Reservoir. Temperature and light were identified as the key determinants for the recruitment of Microcystis
Lin, Hui   +5 more
core   +2 more sources

Rapid Characterization of Microcystin-Producing Cyanobacteria in Freshwater Lakes by TSA-FISH (Tyramid Signal Amplification-Fluorescent In Situ Hybridization)

open access: yesFrontiers in Environmental Science, 2017
Microcystin (MC) is a common and widespread toxin which represents a health hazard to humans and animals. MC toxin concentrations are monitored by various direct or proxy techniques (HPLC, LC-MS/MS, ELISA, PPIA), however, these techniques do not ...
Luc Brient   +9 more
doaj   +1 more source

Can cyanobacteria infect underground water sources? Evidence from a small scale monitoring of natural mineral water drinking source

open access: yesAdvances in Oceanography and Limnology, 2017
The expansion of harmful cyanobacterial blooms is of worldwide concern as they have increased globally in frequency and intensity in recent decades. A cyanobacterial colony was found in a bottle of natural mineral water of a small water company in July ...
Spyros Gkelis, Aristidis Vlamis
doaj   +1 more source

Use of qPCR and RT-qPCR for monitoring variations of microcystin producers and as an early warning system to predict toxin production in an Ohio inland lake. [PDF]

open access: yesWater Res, 2020
Public concern over cyanobacterial blooms has increased due to their higher frequency of occurrence and their potential ecological and health impacts.
Lu J   +5 more
europepmc   +2 more sources

Long-term monitoring reveals carbon–nitrogen metabolism key to microcystin production in eutrophic lakes [PDF]

open access: yes, 2015
The environmental drivers contributing to cyanobacterial dominance in aquatic systems have been extensively studied. However, understanding of toxic vs.
Katherine D. McMahon   +2 more
core   +1 more source

The effects of hydrogen peroxide on the circadian rhythms of Microcystis aeruginosa. [PDF]

open access: yesPLoS ONE, 2012
BACKGROUND: The cyanobacterium Microcystis aeruginosa is one of the principal bloom-forming cyanobacteria present in a wide range of freshwater ecosystems. M. aeruginosa produces cyanotoxins, which can harm human and animal health.
Haifeng Qian   +5 more
doaj   +1 more source

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