Results 61 to 70 of about 382,564 (207)

New Perspectives on Iron Uptake in Eukaryotes [PDF]

open access: yesFrontiers in Molecular Biosciences, 2018
All eukaryotic organisms require iron to function. Malfunctions within iron homeostasis have a range of physiological consequences, and can lead to the development of pathological conditions that can result in an excess of non-transferrin bound iron (NTBI).
Sherman HG   +5 more
openaire   +4 more sources

Iron Homeostasis in Azotobacter vinelandii

open access: yesBiology, 2023
Iron is an essential nutrient for all life forms. Specialized mechanisms exist in bacteria to ensure iron uptake and its delivery to key enzymes within the cell, while preventing toxicity.
Elena Rosa-Núñez   +6 more
doaj   +1 more source

Tailoring the surface charge of dextran-based polymer coated SPIONs for modulated stem cell uptake and MRI contrast [PDF]

open access: yes, 2015
Tracking stem cells in vivo using non-invasive techniques is critical to evaluate the efficacy and safety of stem cell therapies. Superparamagnetic iron oxide nanoparticles (SPIONs) enable cells to be tracked using magnetic resonance imaging (MRI), but ...
Adams, Dave J.   +12 more
core   +2 more sources

EFFECTS of FOUR RATES of THREE NITROGEN SOURCES on YIELD and CHEMICAL COMPOSITION of MANCHAR BROMEGRASS FORAGE in the MATANUSKA VALLEY [PDF]

open access: yes, 1978
Paper copies available in Archives, Acc# 2013-0059List of Tables -- List of Figures -- Summary --Introduction -- Experimental Procedure -- Results and Discussion: Yield, Nitrogen Percentage, Nitrogen Uptake, Nitrogen Recovery, Phosphorus Percentages ...
Laughlin, Winston M.
core  

ABCs of erythroid mitochondrial iron uptake [PDF]

open access: yesProceedings of the National Academy of Sciences, 2009
ATP-binding cassette (ABC) transporter proteins are present in all known species, serving a variety of important functions that generally involve translocation of small molecules across cellular membranes (1). In this issue of PNAS, Chen et al.
openaire   +2 more sources

Iron uptake in Plesiomonas shigelloides: cloning of the genes for the heme-iron uptake system [PDF]

open access: yesInfection and Immunity, 1991
The iron uptake systems of Plesiomonas shigelloides strains were determined. Siderophore production was not detected by chemical or biological assays, and the strains tested were unable to use enterobactin, aerobactin, or vibriobactin for growth in low-iron media.
P A, Daskaleros   +2 more
openaire   +2 more sources

Iron Acquisition Strategies of Vibrio anguillarum

open access: yesFrontiers in Cellular and Infection Microbiology, 2017
The hemorrhagic septicemic disease vibriosis caused by Vibrio anguillarum shows noticeable similarities to invasive septicemia in humans, and in this case, the V.
Yingjie Li   +3 more
doaj   +1 more source

Enterobacter bugandensis: a novel enterobacterial species associated with severe clinical infection [PDF]

open access: yes, 2018
Nosocomial pathogens can cause life-threatening infections in neonates and immunocompromised patients. E. bugandensis (EB-247) is a recently described species of Enterobacter, associated with neonatal sepsis.
Bunk, Boyke   +20 more
core   +2 more sources

Identification of ireA, 0007, 0008, and 2235 as TonB-dependent receptors in the avian pathogenic Escherichia coli strain DE205B

open access: yesVeterinary Research, 2020
Avian pathogenic Escherichia coli (APEC), a pathotype of extraintestinal pathogenic E. coli, causes one of the most serious infectious diseases of poultry and shares some common virulence genes with neonatal meningitis-associated E. coli.
Zhonghua Zhang   +12 more
doaj   +1 more source

Phagocytic properties of lung alveolar wall cells [PDF]

open access: yes, 1974
For the purpose to define the mechanism of heavy metal intoxication by inhalation, morphologic observations were made on rat lungs after nasal instillation of iron colloid particles of positive and negative electric charges. Histochemical observation was
Tanaka, Akisuke
core   +1 more source

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