Results 21 to 30 of about 906 (143)

Cyanobacterial akinete distribution, viability, and cyanotoxin records in sediment archives from the Northern Baltic Sea [PDF]

open access: yes, 2021
Cyanobacteria of the order Nostocales, including Baltic Sea bloom-forming taxa Nodularia spumigena, Aphanizomenon flosaquae, and Dolichospermum spp., produce resting stages, known as akinetes, under unfavorable conditions.
Akter, Sultana   +6 more
core   +1 more source

Novel virulent and temperate cyanophages predicted to infect Microcoleus associated with anatoxin‐producing benthic mats

open access: yesEnvironmental Microbiology, Volume 25, Issue 12, Page 3319-3332, December 2023., 2023
We explore the previously undescribed diversity of phages associated with anatoxin‐producing benthic mats from rivers, including a novel virulent cyanophage with a ‘jumbo’ genome. This virulent cyanophage is predicted to infect anatoxin‐producing Microcoleus and its appearance is concomitant with the host decline, supporting the kill‐the‐winner ...
Cecilio Valadez‐Cano   +2 more
wiley   +1 more source

Aptamers as the Agent in Decontamination Assays (Apta-Decontamination Assays): From the Environment to the Potential Application In Vivo [PDF]

open access: yes, 2017
The binding specificity and affinity of aptamers have long been harnessed as the key elements in the development of aptamerbased assays, particularly aptasensing application.
Citartan, Marimuthu   +4 more
core   +1 more source

Towards a mechanistic understanding of the impacts of nitrogen deposition on producer–consumer interactions

open access: yesBiological Reviews, Volume 98, Issue 5, Page 1712-1731, October 2023., 2023
ABSTRACT Nitrogen (N) deposition has increased substantially since the second half of the 20th century due to human activities. This increase of reactive N into the biosphere has major implications for ecosystem functioning, including primary production, soil and water chemistry and producer community structure and diversity.
Joost J. Vogels   +8 more
wiley   +1 more source

Evaluation of direct sample injection as a fast, no-sample handling, approach for the LC-MS/MS monitoring of pharmaceuticals in different water matrices [PDF]

open access: yes, 2023
The determination of drug residues in water, particularly in environmental water, is a hot topic due to the usual presence of these emerging contaminants in the aquatic environment and their potential negative impact on water quality.
Garlito Molina, Borja   +3 more
core   +1 more source

Microcystins and Microcystis aeruginosa PCC7806 extracts modulate steroidogenesis differentially in the human H295R adrenal model.

open access: yesPLoS ONE, 2020
The aim of this study was to investigate the potential interference of cyanobacterial metabolites, in particular microcystins (MCs), with steroid hormone biosynthesis. Steroid hormones control many fundamental processes in an organism, thus alteration of
Vittoria Mallia   +6 more
doaj   +1 more source

A feasibility study into the production of a mussel matrix reference material for the cyanobacterial toxins microcystins and nodularins. [PDF]

open access: yes, 2022
Microcystins and nodularins, produced naturally by certain species of cyanobacteria, have been found to accumulate in aquatic foodstuffs such as fish and shellfish, resulting in a risk to the health of the seafood consumer.
Beach, Daniel G.   +10 more
core   +2 more sources

MALDI imaging mass spectrometry of fresh water cyanobacteria: spatial distribution of toxins and other metabolites [PDF]

open access: yes, 2017
Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)Cyanobacteria are among the most ancient forms of life ...
Bronzel Jr. João L.   +5 more
core   +1 more source

Impedimetric microcystin-lr aptasensor prepared with sulfonated poly(2,5-dimethoxyaniline)–silver nanocomposite [PDF]

open access: yes, 2021
This paper presents a novel impedimetric aptasensor for cyanobacterial microcystin-LR (L, L-leucine; R, L-arginine) (MC-LR) containing a 50 thiolated 60-mer DNA aptamer (i.e., 50 -SH- (CH2 )6GGCGCCAAACAGGACCACCATGACAATTACCCATACCACCTCATTATGCCCCATCT ...
Bilibana, Mawethu Pascoe   +2 more
core   +1 more source

Review of cyanotoxicity studies based on cell cultures [PDF]

open access: yes, 2022
Cyanotoxins (CTs) are a large and diverse group of toxins produced by the peculiar photosynthetic prokaryotes of the domain Cyanoprokaryota. Toxin-producing aquatic cyanoprokaryotes can develop in mass, causing “water blooms” or “cyanoblooms,” which may ...
Chichova, Mariela   +8 more
core   +1 more source

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