Microplastics: new substrates for heterotrophic activity contribute to altering organic matter cycles in aquatic ecosystems

M Arias-Andres, MT Kettner, T Miki… - Science of the Total …, 2018 - Elsevier
Heterotrophic microbes with the capability to process considerable amounts of organic
matter can colonize microplastic particles (MP) in aquatic ecosystems. Weather colonization …

Remineralization of particulate organic carbon in an ocean oxygen minimum zone

EL Cavan, M Trimmer, F Shelley, R Sanders - Nature Communications, 2017 - nature.com
Biological oceanic processes, principally the surface production, sinking and interior
remineralization of organic particles, keep atmospheric CO2 lower than if the ocean was …

Intracellular nitrate storage by diatoms can be an important nitrogen pool in freshwater and marine ecosystems

P Stief, C Schauberger, MB Lund, A Greve… - … Earth & Environment, 2022 - nature.com
Identifying and quantifying nitrogen pools is essential for understanding the nitrogen cycle in
aquatic ecosystems. The ubiquitous diatoms represent an overlooked nitrate pool as they …

[HTML][HTML] Occurrence, evolution and specificities of iron-sulfur proteins and maturation factors in chloroplasts from algae

J Przybyla-Toscano, J Couturier, C Remacle… - International Journal of …, 2021 - mdpi.com
Iron-containing proteins, including iron-sulfur (Fe-S) proteins, are essential for numerous
electron transfer and metabolic reactions. They are present in most subcellular …

Potential of the marine diatom Halamphora coffeaeformis to simultaneously produce omega-3 fatty acids, chrysolaminarin and fucoxanthin in a raceway pond

CA Popovich, MB Faraoni, A Sequeira, Y Daglio… - Algal Research, 2020 - Elsevier
Omega-3 eicosapentaenoic fatty acid (C20: 5; EPA), β-glucan and fucoxanthin have
received widespread attention owing to their potential industrial applications; however, their …

Resting cells of Skeletonema marinoi assimilate organic compounds and respire by dissimilatory nitrate reduction to ammonium in dark, anoxic conditions

R Stenow, EK Robertson… - Environmental …, 2024 - Wiley Online Library
Diatoms can survive long periods in dark, anoxic sediments by forming resting spores or
resting cells. These have been considered dormant until recently when resting cells of …

The global marine selenium cycle: Insights from measurements and modeling

RP Mason, AL Soerensen, BP DiMento… - Global …, 2018 - Wiley Online Library
Anthropogenic activities have increased the selenium (Se) concentration in the biosphere,
but the overall impact on the ocean has not been examined. While Se is an essential …

Responses of marine diatom Skeletonema marinoi to nutrient deficiency: programmed cell death

H Wang, F Chen, T Mi, Q Liu, Z Yu… - Applied and …, 2020 - journals.asm.org
Diatoms are important phytoplankton and contribute greatly to the primary productivity of
marine ecosystems. Despite the ecological significance of diatoms and the importance of …

Biogeochemical dynamics of coastal tidal flats

CA Schutte, S Ahmerkamp, CS Wu, M Seidel… - Coastal wetlands, 2019 - Elsevier
While intertidal flats only make up less than 10% of the world's coastlines, they are among
the most productive continental shelf ecosystems. They are important sites of recycling for …

Physiological response of a red tide alga (Skeletonema costatum) to nitrate enrichment, with special reference to inorganic carbon acquisition

G Gao, J **a, J Yu, X Zeng - Marine environmental research, 2018 - Elsevier
A classical red tide alga Skeletonema costatum was cultured under various nitrate levels to
investigate its physiological response to nitrate enrichment combined with CO 2 limitation …