Results 31 to 40 of about 20,369 (235)

Methodology and Results of Satellite Monitoring of Karenia Microalgae Blooms, That Caused the Ecological Disaster off Kamchatka Peninsula

open access: yesRemote Sensing, 2023
The environmental disaster in Kamchatka in the autumn of 2020 was caused by an extensive bloom of harmful microalgae of the genus Karenia. A spectral shape algorithm was used to detect algae on satellite imagery.
Anatoly Alexanin   +3 more
doaj   +1 more source

LC-MS/MS Method Development for the Discovery and Identification of Amphidinols Produced by Amphidinium

open access: yesMarine Drugs, 2020
Amphidinols are polyketides produced by dinoflagellates suspected of causing fish kills. Here, we demonstrate a liquid chromatography-tandem mass spectrometry (LC-MS/MS) method for the identification and quantification of amphidinols (AM).
Marvin Wellkamp   +5 more
doaj   +1 more source

Marine Biotoxins and Seafood Poisoning

open access: yesToxins, 2019
Prevalence of marine biotoxins in seafood has been associated with increasing frequency, intensity, and duration of harmful algal blooms, and an increase of the geographical and temporal distribution of harmful algae [...]
Pedro Reis Costa   +2 more
doaj   +1 more source

Presence of harmful algae associated to the cultivation of Perna perna mussels at Rasa Beach, Armação dos Búzios, RJ

open access: yesBoletim do Observatório Ambiental Alberto Ribeiro Lamego, 2016
Algae are relatively simple photoautotrophic eukaryotic organisms that do not possess tissues. The proliferation of certain microscopic algae can cause various effects which are perceived by humans as harmful.
Alexandre Mioth Soares   +5 more
doaj   +1 more source

Drought Stress Mediated Changes in Food Crops: Mechanisms and Remediation Strategies

open access: yesAdvanced Science, EarlyView.
This work presents a multi‐scale framework for flavonoid‐mediated drought tolerance in staple food crops, integrating ROS redox regulation, antioxidant defense, rhizosphere microbial interactions, and sustainable agronomic practices. This interdisciplinary model provides core insights to develop climate‐resilient cropping systems and enhance global ...
Xiaoyi Duan   +5 more
wiley   +1 more source

Responsive Membrane Antenna Enables Adaptive Biohybrid Interface for Photosynthesis Promotion, Stress Reporting and Modulation

open access: yesAdvanced Science, EarlyView.
An environmentally responsive antenna assembled onto the algal cell membrane creates a biohybrid with a responsive interface that promotes photosynthesis under normal conditions and shifts to H2O2‐triggered stress reporting and modulation upon stress onset, boosting environmental sensing and adaptive response.
Bing Liu   +6 more
wiley   +1 more source

Palytoxin-Analogues Accumulation in Natural Mussel Banks during an Ostreopsis cf. ovata Bloom

open access: yesJournal of Marine Science and Engineering, 2022
Intense blooms of the toxic dinoflagellate Ostreopsis producing palytoxin (PlTX) analogs, mainly ovatoxins (OVTXs), have been a recurrent phenomenon along several Mediterranean coasts.
Stefano Accoroni   +7 more
doaj   +1 more source

Removal of Harmful Dyes Using Some Algae

open access: yes, 2022
Algae are defined as a group of predominantly aquatic, photosynthetic, and nucleus-bearing organisms that lack the true roots, stems, leaves, and specialised multicellular reproductive structures of plants. Algae have different applications, the most important of which is biological treatment.
Zariç, Özgür Eren   +3 more
openaire   +3 more sources

Beyond Probiotics: Postbiotics for Healthy Aquaculture

open access: yesAdvanced Science, EarlyView.
This critical review assesses limitations of probiotics and proposes postbiotics, preparations of inanimate microorganisms and their metabolites, as a more stable, controlled, and biosafe formulation. Postbiotics offer significant advantages during industrial aquafeed production and storage. However, their practical implementation is currently hindered
Michael Leonidas Chikindas   +12 more
wiley   +1 more source

On the art of stealing chloroplasts

open access: yeseLife, 2020
Sea slugs increase the longevity of the chloroplasts they steal from algae by limiting the harmful side-effects of photosynthesis.
Paulo Cartaxana, Sónia Cruz
doaj   +1 more source

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