Article
Quality control in the flow cytometric measurement of T-lymphocyte subsets: the multicenter AIDS cohort study experience. The Multicenter AIDS Cohort Study Group.
Clinical immunology and immunopathology - 1 May 1990
Giorgi J V, Cheng H L, Margolick J B, Bauer K D, Ferbas J, Waxdal M, Schmid I, Hultin L E, Jackson A L, Park L
Abstract excerpt
Since 1984, the Multicenter AIDS Cohort Study (MACS) has utilized four flow cytometry laboratories to measure T-lymphocyte subset levels semiannually in a large cohort of homosexual men. This report summarizes the steps taken in the MACS laboratories to attain comparability of lymphocyte subset determinations across the centers and over time. Identical flow cytometers, monoclonal antibodies, and analytic...
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