Results 171 to 180 of about 27,601 (305)

Nitrogen Substrate Impacts Microcystis aeruginosa Exometabolome Composition

open access: yesEnvironmental Microbiology Reports, Volume 17, Issue 5, October 2025.
We used untargeted metabolomics to identify differences in the compounds exuded into culture media by three strains of M. aeruginosa grown on three N substrate treatments (NO3−, NH4+, and urea). Results showed that the usage of different N substrates changes the exometabolome of toxic and non‐toxic strains of M. aeruginosa.
Caroline M. Peck   +3 more
wiley   +1 more source

The toxic effects of meta‐tyrosine are related to its misincorporation into the proteome and to altered metabolism in cyanobacteria

open access: yesThe FEBS Journal, Volume 292, Issue 20, Page 5439-5456, October 2025.
This study reveals that meta‐tyrosine (m‐Tyr), a nonproteinogenic analog of aromatic amino acids, disrupts protein synthesis and photosynthesis in cyanobacteria by being misincorporated by Phenylalanyl‐tRNA synthetase (PheRS) into essential proteins. Through molecular, biochemical, and proteomic analyses in Synechocystis, the research shows that m‐Tyr ...
Hagit Zer   +8 more
wiley   +1 more source

Diversity and Distribution of Harmful Algal Bloom Species from Seamount to Coastal Waters in the South China Sea. [PDF]

open access: yesMicrobiol Spectr, 2023
Huang H   +9 more
europepmc   +1 more source

Human induced harmful algal blooms

open access: yes, 2008
The occurrence of coastal harmful algal blooms (HABs) over the last several decades has become a worldwide environmental concern. Some of these HABs are caused by anthropo- genic nutritient pollution and can harm whole marine ecosystems which, in the worst cases, may become devoid of life.
Piuz, André   +2 more
openaire   +1 more source

Global Change Likely to Promote the Expansion of the Quagga Mussel (Dreissena bugensis) in Europe

open access: yesJournal of Biogeography, Volume 52, Issue 10, October 2025.
ABSTRACT Aim Invasive aquatic species are a pressing concern for environmental managers due to their significant impacts and high eradication costs. The Ponto‐Caspian region is a notable source of aquatic invasive species, with over 40 invaders currently affecting freshwater ecosystems throughout Europe.
B. Gallardo, D. C. Aldridge
wiley   +1 more source

Effects of Cyanobacterial Harmful Algal Bloom Toxin Microcystin-LR on Gonadotropin-Dependent Ovarian Follicle Maturation and Ovulation in Mice. [PDF]

open access: yesEnviron Health Perspect, 2023
Wang Y   +12 more
europepmc   +1 more source

Saxitoxin Linked to Deaths of Northern Fur Seals in the Southeast Bering Sea

open access: yesMarine Mammal Science, Volume 41, Issue 4, October 2025.
ABSTRACT In August 2024, a northern fur seal mortality event was observed on St. Paul Island, AK in the southeast (SE) Bering Sea. Ten seals in good body condition were found dead along with large accumulations of dead fish on Benson Beach located on St. Paul Island.
Kathi A. Lefebvre   +18 more
wiley   +1 more source

Metabarcoding of harmful algal bloom species in sediments from four coastal areas of the southeast China. [PDF]

open access: yesFront Microbiol, 2022
Wang Z   +7 more
europepmc   +1 more source

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