Separation of human lymphocytes on Ficoll-Paque gradients: stimulation of cells and depletion of a concanavalin-A responsive radioresistant subpopulation
Journal Article
·
· Radiat. Res.; (United States)
A subpopulation of human lymphocytes separated on Ficoll-Paque gradients showed an ultrastructural phenotype characteristic of stimulated cells. Thymidine incorporation was increased fivefold compared with unseparated (Buffy coat) controls. The Ficoll-Paque separated lymphocytes were more sensitive to gamma radiation than unseparated lymphocytes and showed a decreased capability to undergo transformation in response to concanavalin A. Transformation in response to phytohemagglutinin and pokeweed mitogen was the same as for unseparated control lymphocytes. These results are interpreted as the selective depletion of a Con A-responsive T-cell fraction by Ficoll-Paque separation.
- Research Organization:
- Department of Biology, Ben Gurion University of the Negev, Beer Sheva, Israel
- OSTI ID:
- 5476319
- Journal Information:
- Radiat. Res.; (United States), Journal Name: Radiat. Res.; (United States) Vol. 95:1; ISSN RAREA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
560115* -- Radiation Effects on Biochemicals-- In Man-- (-1987)
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
AGGLUTININS
ANIMAL CELLS
ANIMALS
ANTIBODIES
BIOLOGICAL MATERIALS
BIOSYNTHESIS
BLOOD
BLOOD CELLS
BODY FLUIDS
CARBOHYDRATES
CENTRIFUGATION
CONCANAVALIN
CONNECTIVE TISSUE CELLS
DNA
HEMAGGLUTININS
ISOTOPE APPLICATIONS
LEUKOCYTES
LYMPHOCYTES
MAMMALS
MAN
MATERIALS
MITOGENS
MUCOPROTEINS
NUCLEIC ACIDS
ORGANIC COMPOUNDS
PHYTOHEMAGGLUTININ
POLYSACCHARIDES
PRIMATES
PROTEINS
RADIOSENSITIVITY
SACCHARIDES
SEPARATION PROCESSES
SOMATIC CELLS
SYNTHESIS
TRACER TECHNIQUES
ULTRACENTRIFUGATION
VERTEBRATES
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
AGGLUTININS
ANIMAL CELLS
ANIMALS
ANTIBODIES
BIOLOGICAL MATERIALS
BIOSYNTHESIS
BLOOD
BLOOD CELLS
BODY FLUIDS
CARBOHYDRATES
CENTRIFUGATION
CONCANAVALIN
CONNECTIVE TISSUE CELLS
DNA
HEMAGGLUTININS
ISOTOPE APPLICATIONS
LEUKOCYTES
LYMPHOCYTES
MAMMALS
MAN
MATERIALS
MITOGENS
MUCOPROTEINS
NUCLEIC ACIDS
ORGANIC COMPOUNDS
PHYTOHEMAGGLUTININ
POLYSACCHARIDES
PRIMATES
PROTEINS
RADIOSENSITIVITY
SACCHARIDES
SEPARATION PROCESSES
SOMATIC CELLS
SYNTHESIS
TRACER TECHNIQUES
ULTRACENTRIFUGATION
VERTEBRATES