The value of the lymphocyte proliferation test with phytohemagglutinin in the immune evaluation of Brazilian HIV-infected patients.


We evaluated phytohemagglutinin (PHA) lymphocyte proliferation and delayed-type hypersensitivity tests in 130 Brazilian HIV-infected patients with the objective of assessing the value of these tests in staging HIV infection. Patients were divided into three groups according to their CD4+ cell counts (cells/mm3): < 200 (n = 28); 200 to 499 (n = 50); and > or… (More)


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