Siderophore-mediated mechanism of gallium uptake demonstrated in the microorganism Ustilago sphaerogena
Conference
·
· J. Nucl. Med.; (United States)
OSTI ID:6758778
- Utah State Univ., Logan
The radioactive gallium analog of ferrichrome, Ga-67 deferriferrichrome, has been prepared and compared with ferrichrome in the specific siderophore-transport system of Ustilago sphaerogena. The gallium analog is taken up by the cells in an active transport process indistinguishable from that of ferrichrome. The findings may explain how Ga(III) mimics Fe(III) in clinical use.
- OSTI ID:
- 6758778
- Conference Information:
- Journal Name: J. Nucl. Med.; (United States) Journal Volume: 21:10
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
550701* -- Microbiology-- Tracer Techniques
560174 -- Radiation Effects-- Nuclide Kinetics & Toxicology-- Microorganisms-- (-1987)
59 BASIC BIOLOGICAL SCIENCES
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
BETA DECAY RADIOISOTOPES
BIOLOGICAL ACCUMULATION
CARBOXYLIC ACID SALTS
CHELATES
CITRATES
COMPLEXES
DAYS LIVING RADIOISOTOPES
ELECTRON CAPTURE RADIOISOTOPES
GALLIUM 67
GALLIUM ISOTOPES
INFLAMMATION
INTERMEDIATE MASS NUCLEI
IRON COMPOUNDS
ISOTOPES
LABELLED COMPOUNDS
LIGANDS
MEMBRANE TRANSPORT
MICROORGANISMS
NUCLEI
ODD-EVEN NUCLEI
PATHOLOGICAL CHANGES
RADIOISOTOPES
RADIONUCLIDE KINETICS
SYMPTOMS
TRANSITION ELEMENT COMPOUNDS
560174 -- Radiation Effects-- Nuclide Kinetics & Toxicology-- Microorganisms-- (-1987)
59 BASIC BIOLOGICAL SCIENCES
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
BETA DECAY RADIOISOTOPES
BIOLOGICAL ACCUMULATION
CARBOXYLIC ACID SALTS
CHELATES
CITRATES
COMPLEXES
DAYS LIVING RADIOISOTOPES
ELECTRON CAPTURE RADIOISOTOPES
GALLIUM 67
GALLIUM ISOTOPES
INFLAMMATION
INTERMEDIATE MASS NUCLEI
IRON COMPOUNDS
ISOTOPES
LABELLED COMPOUNDS
LIGANDS
MEMBRANE TRANSPORT
MICROORGANISMS
NUCLEI
ODD-EVEN NUCLEI
PATHOLOGICAL CHANGES
RADIOISOTOPES
RADIONUCLIDE KINETICS
SYMPTOMS
TRANSITION ELEMENT COMPOUNDS