Polyamine-mediated apoptosis of alveolar macrophages during Pneumocystis pneumonia

Mark E. Lasbury, Salim Merali, Pamela J. Durant, Dennis Tschang, Chad A. Ray, Chao-Hung Lee
J. Biol. Chem. Feb 1, 2007
… …1 by vacuum centrifugation) were incubated with the proprietary chromogenic, urea-complexing reagent of the Urea assay kit (Biochain, Hayward, CA). Samples were read at 520 nm after a 20-min incubation at room temperature. Sample absorbance was divided by… …

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