in addition , our data suggest that natural killer cells may play an important role in controlling ebv infection in patients with infectious mononucleosis in the acute phase of the disease , particularly since t-cells ( obtained after removal on immunoglobulin-anti-immunoglobulin columns of natural killer cells presumably bearing fc receptors ) were less efficient killers than whole blood lymphocytes ;
C0021345
infectious
C0024264
lymphocytes