Results 71 to 80 of about 216,251 (304)

Near‐Infrared‐Driven Metal–Organic Frameworks‐Based Nanorobots for Controlled Photothermal‐Chemical Therapy Synergistic Induction of Cancer Cell Death

open access: yesAdvanced Robotics Research, EarlyView.
To achieve efficient cancer cell death, a bowl‐shaped PDA@UiO‐66@DOX nanorobot drug‐delivery nanoplatform was developed. Near‐infrared irradiation not only drives the nanorobot to exhibit self‐thermophoretic motion and elevates temperature but also triggers Doxorubicin (DOX) release via hyperthermia, enhancing cancer cells uptake of DOX and thereby ...
Tong Lin   +6 more
wiley   +1 more source

Vegetation Effects on Fish Distribution in Impounded Salt Marshes [PDF]

open access: yes, 2009
We compared the density and biomass of resident fish in vegetated and unvegetated flooded habitats of impounded salt marshes in the northern Indian River Lagoon (IRL) Estuary of east-central Florida.
Collazo, Jaime A.   +2 more
core  

A Cognitive Model of an Epistemic Community: Mapping the Dynamics of Shallow Lake Ecosystems [PDF]

open access: yes, 2005
We used fuzzy cognitive mapping (FCM) to develop a generic shallow lake ecosystem model by augmenting the individual cognitive maps drawn by 8 scientists working in the area of shallow lake ecology.
A. Chao   +54 more
core   +2 more sources

Climate Change Threatens Micronutrient Density of European Winter Wheat

open access: yesAdvanced Science, EarlyView.
Micronutrients are vital for human health. Wheat is a major staple crop and a significant source of minerals and B‐vitamins. The impact of climate change on their content remains largely unknown. We evaluated micronutrient levels in European winter wheat grown under historical and projected climate conditions. Our findings indicate that future climates
Da Cao   +17 more
wiley   +1 more source

Growth of Pimelodus maculatus (Actinopterygii, Pimelodidae) in cages at different stocking densities [PDF]

open access: yesBiotemas, 2009
This study aimed to evaluate the influence of densities 8, 32, 56 and 80 fish/m3 on the productive performance of Pimelodus maculatus in 1m3 cages installed in 0.19ha earthen ponds without water renewal, located on private property in Santo Amaro da ...
Saula Corrêa Afonso de Almeida   +1 more
doaj  

Abundance, condition, and diet of juvenile Pacific ocean perch (Sebastes alutus) in the Aleutian Islands [PDF]

open access: yes, 2009
T he relative value of pelagic habitat for three size classes of juvenile Pacific ocean perch (Sebastes alutus) was investigated by comparing their abundance and condition in two areas of the Aleutian Islands. Diet, zooplankton biomass, and water column
Boldt, Jennifer L.   +1 more
core  

Rapid Remodeling of the Human Gut Microbiome in Response to Short‐Term Animal Product Restriction and Associations with Host Molecular Phenotypes

open access: yesAdvanced Science, EarlyView.
A real‐world model of structured animal product restriction practiced for religious reasons reveals the dynamic adaptability of the human gut microbiome to dietary change and uncovers reductions in diversity and rare taxa loss. Integrated microbiome, metabolomic, and proteomic analyses uncover coordinated taxonomic and molecular shifts and identify ...
Christina Emmanouil   +7 more
wiley   +1 more source

Fish predation pressure on zooplankton in a large northern temperate lake: impact of adult predators versus juvenile predators; pp. 356–367 [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2018
In recent decades, a marked decrease in planktivorous fish (Osmerus eperlanus eperlanus m. spirinchus Pallas and Coregonus albula (L.)) in Lake Peipsi has stimulated research into the potential effect of fish predation on zooplankton.
Kai Ginter   +4 more
doaj   +1 more source

Zooplankton richness, abundance and biomass of two hypertrophic shallow lakes with different salinity [PDF]

open access: yes, 2012
The zooplankton of lakes is controlled by biological and physico-chemical parameters. Among the former, predation by fish can determine the replacement of large-sized species by small-sized ones and among the latter, salinity exerts negative effects on ...
Cabrera, Gabriela Cecilia   +3 more
core  

Appendix Two. Fish Biomass Conversion Equations

open access: yesAtoll Research Bulletin, 2003
Peer-reviewed ...
Marks, Kenneth W., Klomp, Kristi D.
openaire   +2 more sources

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