Results 51 to 60 of about 5,546,226 (282)

Modelling secondary production in the Norwegian Sea with a fully coupled physical/primary production/individual-based Calanus finmarchicus model system [PDF]

open access: yes, 2012
The copepod Calanus finmarchicus is the dominant species of the meso-zooplankton in the Norwegian Sea, and constitutes an important link between the phytoplankton and the higher trophic levels in the Norwegian Sea food chain.
Hjøllo, Solfrid Sætre   +3 more
core   +2 more sources

A Comparative Study of Cerebral Oxygenation During Exercise in Hemodialysis and Peritoneal Dialysis Patients

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Cognitive impairment and exercise intolerance are common in dialysis patients. Cerebral perfusion and oxygenation play a major role in both cognitive function and exercise execution; HD session per se aggravates cerebral ischemia in this population. This study aimed to compare cerebral oxygenation and perfusion at rest and in mild
Marieta P. Theodorakopoulou   +10 more
wiley   +1 more source

Potential primary production of unirrigated land in the Sahel [PDF]

open access: yes, 2003
Operations management, international management, public policy and\ud economic geography are four scientific areas, which come together in the study of\ud international technology transfer.
Heemst, H.D.J., van   +1 more
core   +6 more sources

Planktonic production and respiration in a subtropical lake dominated by Cyanobacteria

open access: yesBrazilian Journal of Biology
Planktonic primary production and respiration rates were estimated in a subtropical coastal lake dominated by Cyanobacteria in order to investigate the temporal and vertical variation in this lake and to evaluate its relationships with limnological ...
D. Tonetta   +2 more
doaj   +1 more source

Forest Net Primary Production Resistance Across a Gradient of Moderate Disturbance [PDF]

open access: yes, 2014
The global carbon (C) balance is vulnerable to disturbances that alter terrestrial C uptake and loss. Moderate disturbances that kill or defoliate only a subset of canopy trees such as insect defoliation, drought, and age-related senescence are ...
Goodrich-Stuart, Ellen
core   +1 more source

Production of $K^-$-mesons in proton-proton and proton-nucleus interactions at various energies [PDF]

open access: yes, 1994
The experimental data on the production of $K^-$-mesons in pp-collisions are analyzed and a method of the unified description of these data in a broad energy range for primary protons is proposed.
Efremov, S. V., Paryev, E. Ya.
core   +2 more sources

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

The interplay between the electromagnetic and the muonic longitudinal profile at production [PDF]

open access: yes, 2013
The electromagnetic and the muonic longitudinal profile at production enclosure important information about the primary particle and the hadronic interactions that rule the shower development. In fact, these two profiles provide two different insights of
Andringa, Sofia   +3 more
core   +2 more sources

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Food Losses in Consumer Cereal Production in Poland in the Context of Food Security and Environmental Impact

open access: yesAgriculture, 2022
Food loss is a serious global problem, particularly in developed countries; in the European Union, approximately 20% of the food produced each year is wasted. Food losses occur in the entire agri-food chain, starting from primary production, through post-
Sylwia Łaba   +4 more
doaj   +1 more source

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