Results 61 to 70 of about 180,376 (298)

Comparison of UV based advanced oxidation processes (UV/Periodate, UV/ Peroxydisulfate, UV/NaClO, and UV/H2O2) for inactivating Escherichia coli in marine water

open access: yesDesalination and Water Treatment
Escherichia coli (E. coli) contamination in marine aquaculture represents a major financial risk. This study investigated the efficacy of ultraviolet-based advanced oxidation processes (UV-AOPs) employing a 10 W ultraviolet lamp and 1 mM oxidant to ...
Ting Xie   +5 more
doaj   +1 more source

Research progress and current status of dynamic wave propagation characteristics in rock mass: A review

open access: yesDeep Underground Science and Engineering, EarlyView.
This review elucidates the velocity–dispersion–attenuation coupling mechanisms of wave propagation in rock masses, compares six representative models, and reveals how pressure, temperature, mineral composition, and anisotropy jointly control dynamic responses in complex geological media.
Jiajun Shu   +8 more
wiley   +1 more source

Microbiome dynamics and functional profiles in deep-sea wood-fall micro-ecosystem: insights into drive pattern of community assembly, biogeochemical processes, and lignocellulose degradation

open access: yesApplied and Environmental Microbiology
Wood-fall micro-ecosystems contribute to biogeochemical processes in the oligotrophic deep ocean. However, the community assembly processes and biogeochemical functions of microbiomes in wood fall remain unclear.
Zeming Bao   +8 more
doaj   +1 more source

Diazotroph Diversity Associated With Scleractinian Corals and Its Relationships With Environmental Variables in the South China Sea

open access: yesFrontiers in Physiology, 2020
Coral reef ecosystems cannot operate normally without an effective nitrogen cycle. For oligotrophic coral reef areas, coral-associated diazotrophs are indispensable participants in the nitrogen cycle.
Jiayuan Liang   +27 more
doaj   +1 more source

Coral reefs old nemesis- anthropogenic runoff

open access: yes, 2020
South Coast Marine Park (SCMP) is a marine conservation area with extensive coral reefs in St. Vincent and the Grenadines (SVG). My study evaluated the land-use changes adjacent the SCMP and the impacts of pollution and sedimentation from terrestrial ...
Jack, Moise Jente Reshevski
core   +1 more source

Upper bound limit analysis of coral reef limestone cavern roof stability incorporating a tension‐shear failure mechanism with tensile‐strength cut‐off

open access: yesDeep Underground Science and Engineering, EarlyView.
For the roof of coral reef limestone caverns, a novel tension‐shear composite failure mechanism was developed. The most critical tensile crack model was identified using a hybrid optimization algorithm, and the stability of the cavern roof was analyzed accordingly.
Dongsheng Xu, Chenxu Li, Chuantan Hou
wiley   +1 more source

Embryonic development of the Mediterranean starfish Hacelia attenuata

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Starfish play essential ecological roles as predators and ecosystem regulators; however, detailed developmental descriptions exist for only a handful of species, none of which are from the Mediterranean Sea. Results In this study, we provide the first full account of the development of the Mediterranean starfish Hacelia attenuata ...
Silvia Caballero‐Mancebo   +3 more
wiley   +1 more source

Effects of Natural Ingredient Xanthohumol on the Intestinal Microbiota, Metabolic Profiles and Disease Resistance to Streptococcus agalactiae in Tilapia Oreochromis niloticus

open access: yesMicroorganisms
Streptococcus agalactiae (SA) is a severe prevalent pathogen, resulting in high morbidity and mortality in the global tilapia industry. With increasing bacterial resistance to antibiotics, alternative strategies are urgently needed.
Aiguo Huang   +7 more
doaj   +1 more source

Orbital‐Insolation Controlled Porites Coral δ13C Seasonality Variations Since the Mid‐Holocene in the Northern South China Sea

open access: yesGeophysical Research Letters, 2023
Coral skeleton δ13C is a routinely measured indicator in modern insolation change research, but the knowledge of environmental and climatic signals recorded in its seasonality during geological time is sparse.
Hao Wang   +6 more
doaj   +1 more source

A shining starlet: Nematostella vectensis as a model for developmental, regenerative, and comparative biology

open access: yesDevelopmental Dynamics, EarlyView.
Abstract The sea anemone, Nematostella vectensis, has been used as a model organism in developmental biology studies for many years. This estuarine species has the notable capacity to regenerate its full body plan from small pieces throughout life. Nematostella have been described as having a great degree of cellular plasticity.
Patrick A. Lewis   +3 more
wiley   +1 more source

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