Results 71 to 80 of about 24,502 (200)

Antimicrobial activity of Iberian macroalgae

open access: yesScientia Marina, 2007
The antibacterial and antifungal activity of 82 marine macroalgae (18 Chlorophyceae, 25 Phaeophyceae and 39 Rhodophyceae) was studied to evaluate their potential for being used as natural preservatives in the cosmetic industry. The bioactivity was analysed from crude extracts of fresh and lyophilised samples against three Gram-positive bacteria ...
Salvador Soler, Noemi   +3 more
openaire   +5 more sources

Macroalgae - a sustainable contribution [PDF]

open access: yes, 2017
This paper examines the possibility for an establishment of macroalgae-production in Kolby Kås’, unused part of the harbor, and which possible high-value products macroalgae would be able to produce.
Krag, Jacob Nørbæk   +2 more
core  

Warming modifies trophic impacts of invading shrimp with impact varying among primary producers

open access: yesOikos, EarlyView.
Environmental change drivers, such as climate change and species invasions, can disrupt biological networks and weaken ecosystem stability. Acting together, these drivers may interact and alter the effects on the ecosystem. However, few studies have examined the interactive effects of climate change and species invasions, particularly in aquatic ...
Stefanie Coxe   +3 more
wiley   +1 more source

Arsenic bioaccumulation and biotransformation in macroalgae: Arsenosugar complexity and multifactor variability

open access: yesEcotoxicology and Environmental Safety
Arsenic (As) is a toxic metalloid, and its accumulation in macroalgae has raised concerns for aquatic ecosystem health and human food safety given the increasing consumption of macroalgae.
Lizhao Chen   +5 more
doaj   +1 more source

Macroalgae inhibits larval settlement and increases recruit mortality at Ningaloo Reef, Western Australia.

open access: yesPLoS ONE, 2015
Globally, many coral reefs are degraded and demonstrate reduced coral cover and increased macroalgal abundance. While negative correlations between macroalgae and coral recruitment have commonly been documented, the mechanisms by which macroalgae affects
Fiona J Webster   +3 more
doaj   +1 more source

Monitoring of Crustose Coralline Algae Using Low‐Altitude Unmanned Aerial Vehicles in Intertidal Reefs

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
High‐resolution visible‐light imagery from low‐altitude unmanned aerial vehicles, combined with superpixel segmentation and a Random Forest classifier, provides an efficient and scalable framework for mapping and monitoring crustose coralline algae and reef habitats.
Po‐Chien Lin   +2 more
wiley   +1 more source

Green (Ulva fenestrata) and Brown (Saccharina latissima) Macroalgae Similarly Modulate Inflammatory Signaling by Activating NF-κB and Dampening IRF in Human Macrophage-Like Cells

open access: yesJournal of Immunology Research
Macroalgae are considered healthy food ingredients due to their content in numerous bioactive compounds, and the traditional use of whole macroalgae in Asian cuisine suggests a contribution to longevity.
Jennifer Mildenberger, Céline Rebours
doaj   +1 more source

Carbon Content In Macroalgae Species Against Temperature Regime

open access: yesOmni-Akuatika, 2019
Temperature rise due to climate change have an impact on various ecosystems, including coastal ecosystems. Temperature rise also affects plant metabolism, such as carbon uptake.
Tri Dewi Kusumaningrum Pribadi   +1 more
doaj   +1 more source

Determination of carbohydrate composition of macroalgae [PDF]

open access: yes, 2018
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Egmond, B.F. van   +3 more
openaire   +2 more sources

High‐Resolution Satellite Imagery Reveals Landscape‐Scale Benthic Habitat Changes in a Turbid Coral Reef

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
High‐resolution satellite imagery and landscape metrics revealed a 77% decline in coral‐dominated habitats at Abrolhos Bank between 2010 and 2024, accompanied by macroalgal and zoanthid expansion. Spatial reorganisation indicates increasing fragmentation, homogenisation and loss of reef structural complexity.
Thais Andrade Galvão de Medeiros   +4 more
wiley   +1 more source

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