Results 11 to 20 of about 226,248 (312)

Glucose appearance rate after the ingestion of galactose [PDF]

open access: yesMetabolism, 2001
Galactose is one of the monosaccharides of importance in human nutrition. It is converted to glucose-1-phosphate in the liver and subsequently stored as glycogen, or is converted to glucose and released into the circulation. The increase in plasma glucose is known to be modest following galactose ingestion.
M C, Gannon, M A, Khan, F Q, Nuttall
openaire   +2 more sources

Heterotrophic Dinoflagellate Growth and Grazing Rates Reduced by Microplastic Ingestion

open access: yesFrontiers in Marine Science, 2021
Microplastics are ubiquitous contaminants in marine ecosystems worldwide, threatening fisheries production, food safety, and human health. Ingestion of microplastics by fish and large zooplankton has been documented, but there are few studies focusing on
Victoria M. Fulfer, Susanne Menden-Deuer
doaj   +1 more source

Grazing, egg production and carbon budgets for Calanus finmarchicus across the Fram Strait

open access: yesFrontiers in Marine Science, 2022
Calanoid copepods comprise around 90% of Arctic zooplankton biomass and are fundamental to the ecological and biogeochemical functioning of high-latitude pelagic ecosystems.
Holly E. Jenkins   +11 more
doaj   +1 more source

Prey ingestion rates revealed by back-mounted accelerometers in Eurasian spoonbills

open access: yesAnimal Biotelemetry, 2023
Background Quantifying foraging success in space and time and among individuals is essential for answering many ecological questions and may guide conservation efforts. However, collecting this information is challenging for species that forage on mobile
Tamar Lok   +5 more
doaj   +1 more source

Interactions Between the Kleptoplastidic Dinoflagellate Shimiella gracilenta and Several Common Heterotrophic Protists

open access: yesFrontiers in Marine Science, 2021
The newly described dinoflagellate, Shimiella gracilenta, is known to survive for approximately 1 month on the plastids of ingested prey cells during starvation, indicating kleptoplastidy.
Sang Ah Park   +7 more
doaj   +1 more source

Comparison of the Functional and Numerical Responses of Resistant versus Non-resistant Populations of the Copepod Acartia Hudsonica Fed the Toxic Dinoflagellate Alexandrium Tamarense [PDF]

open access: yes, 2007
The functional and numerical responses of grazers are key pieces of information in predicting and modeling predator–prey interactions. It has been demonstrated that exposure to toxic algae can lead to evolved resistance in grazer populations.
Colin, Sean, Dam, Hans G.
core   +2 more sources

Do feeding responses of a non-native bivalve outperform the native one in a coastal lagoon? A possible explanation for the invasion success of the dark false mussel Mytilopsis leucophaeata [PDF]

open access: yesPeerJ, 2023
The present study aimed to evaluate and compare feeding responses of the non-native and native bivalves, the dark false mussel Mytilopsis leucophaeata and the scorched mussel Brachidontes darwinianus, respectively, by offering different concentrations of
Nathalia Rodrigues   +5 more
doaj   +2 more sources

Spring production of Calanus finmarchicus at the Iceland-Scotland Ridge [PDF]

open access: yes, 2008
Distribution and reproduction activity of the calanoid copepod Calanus finmarchicus were studied in the waters between Scotland and Iceland in April 1997 during the expected time of the animals' ascent to surface waters following diapause.
Christoffersen, Alice   +5 more
core   +1 more source

Estimulantes alimentares para larvas de pacu Feeding stimulants for pacu lavae

open access: yesRevista Brasileira de Zootecnia, 2011
Este estudo foi realizado com o objetivo de investigar o efeito estimulante de cinco aminoácidos (alanina, arginina, glicina, histidina e lisina) da betaína e de suas misturas sobre a taxa de ingestão de dieta microencapsulada durante o desenvolvimento ...
Marcelo Borges Tesser   +1 more
doaj   +1 more source

Gut evacuation rate and grazing impact of the krill Thysanoessa raschii and T. inermis [PDF]

open access: yes, 2015
Gut evacuation rates and ingestion rates were measured for the krill Thysanoessa raschii and T. inermis in Godthåbsfjord, SW Greenland. Combined with biomass of the krill community, the grazing potential on phytoplankton along the fjord was estimated ...
A Calbet   +43 more
core   +2 more sources

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