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We have developed a novel method that greatly simplifies the preparation of solid-phase HIV-1 envelope glycoproteins for use in an ELISA that detects serum antibodies to HIV envelope antigens. This(More)
Using Epstein-Barr virus (EBV) transformation of B cells isolated from peripheral blood of two asymptomatic human immunodeficiency virus type 1-(HIV-1) infected subjects, we have produced four IgG1(More)
OBJECTIVE To analyze tuberculosis (TB) programs in acute care hospitals (hospitals) categorized by size and risk of exposure to TB patients from 1989 to 1993. DESIGN Retrospective survey. (More)