Results 81 to 90 of about 4,869 (193)

Evaluating Causal Links Between Chlorophyll a and Environmental Data in the Illinois River (USA)

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
Chlorophyll a is widely used as a proxy for algal abundance due to its universality among algae and the practicality of measuring it with in situ sensors. In this study, we analyzed high‐frequency chlorophyll a and water quality data from the Illinois River to assess relationships between algal abundance and environmental drivers using both statistical
James H. Larson   +4 more
wiley   +1 more source

Ecological and molecular investigations of cyanotoxin production [PDF]

open access: yesFEMS Microbiology Ecology, 2001
Cyanobacteria, broadly classified as oxygenic phototrophs containing chlorophyll- a and accessory pigments, are among the oldest life forms on earth. They may be unicellular, colonial or filamentous, with cell sizes varying from less than 2 μm to 40 μm in diameter. They may live as symbionts with plants and fungi, in the benthos or in the water column.
M, Kaebernick, B A., Neilan
openaire   +2 more sources

Engineered Cellulose: A Multifunctional Platform for Next‐Generation Sustainable Environmental Technologies

open access: yesEcoMat, Volume 8, Issue 4, April 2026.
Engineered cellulose—enabled by functionalization, hybridization, and nano‐engineering—emerges as a versatile platform driving next‐generation solutions in water purification, CO2 capture, air filtration, soil remediation, energy storage, and sustainable packaging. ABSTRACT Engineered cellulose is redefining the frontier of sustainable materials in the
Amir Hossein Behroozi   +1 more
wiley   +1 more source

Does Chlorella Supplementation Improve Adiposity, Metabolic Dysfunction, and Oxidative Stress in Individuals With Excess Weight? A Systematic Review and Meta‐Analysis

open access: yesFood Science &Nutrition, Volume 14, Issue 4, April 2026.
Chlorella supplementation significantly improves adiposity, metabolic parameters, and oxidative stress markers in individuals with overweight or obesity. This systematic review and meta‐analysis of 18 studies (n = 717) demonstrates beneficial effects on body fat percentage, BMI, weight, waist‐hip ratio, insulin resistance, lipid profile, liver enzymes,
Ali Jafari   +5 more
wiley   +1 more source

Accumulation and effects of cyanobacterial microcystins and anatoxin-a on benthic larvae of Chironomus spp. (Diptera: Chironomidae)

open access: yesEuropean Journal of Entomology, 2014
Larvae of Chironomidae are distributed world-wide and are very abundant in eutrophic water bodies affected by cyanobacterial blooms. However, there is little information on the effect of cyanobacteria and their metabolites on these aquatic organisms. Our
Magdalena TOPOROWSKA   +2 more
doaj   +1 more source

The Occurrence of Potential Harmful Cyanobacteria and Cyanotoxins in the Obrzyca River (Poland), a Source of Drinking Water

open access: yesToxins, 2020
Harmful cyanobacteria and their cyanotoxins may contaminate drinking water resources and their effective control remains challenging. The present study reports on cyanobacterial blooms and associated cyanotoxins in the Obrzyca River, a source of drinking
Wanda Czyżewska   +2 more
doaj   +1 more source

Probabilistic assessment of algal nutrient limitation across lakes, leveraging trends with temperature and depth

open access: yesLimnology and Oceanography, Volume 71, Issue 4, April 2026.
Abstract Lake eutrophication remains a significant challenge for water‐quality management across the world. Many management strategies focus on reducing nutrient inputs, but other environmental factors can substantially influence the yield of algal biomass for a given level of nutrients.
Brian W. Baird   +3 more
wiley   +1 more source

Seasonality of cyanobacteria and eukaryotes in Lake Geneva and the impacts of cyanotoxins on growth of the model ciliate Tetrahymena pyriformis

open access: yes
Toxic cyanobacteria are likely to be favored by global warming and other human impacts, posing significant threats to aquatic ecosystems. While cyanobacterial blooms in eutrophic lakes are widely investigated, the dynamics of cyanobacteria and the ...
Kohn, Tamar   +6 more
core   +1 more source

Cyanotoxins: methods and approaches for their analysis and detection [PDF]

open access: yes, 2017
Cyanotoxins are secondary metabolites produced by cyanobacteria, a group of photosynthetic prokaryota especially found in freshwater. In favourable conditions (i.e. high nutrient levels, light intensity, water temperature), cyanobacteria can form blooms,
CONDUTO ANTÓNIO Diana Sofia   +3 more
core   +1 more source

Toxicity at the Edge of Life: A Review on Cyanobacterial Toxins from Extreme Environments

open access: yesMarine Drugs, 2017
Cyanotoxins are secondary metabolites produced by cyanobacteria, of varied chemical nature and toxic effects. Although cyanobacteria thrive in all kinds of ecosystems on Earth even under very harsh conditions, current knowledge on cyanotoxin distribution
Samuel Cirés   +2 more
doaj   +1 more source

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