Fig. 1From: Inhibition of Protein Phosphatase 1 Stimulates Secretion of Alzheimer Amyloid Precursor Protein Stimulation of APP S production from COS-1 cells in response to PDBu treatment Cells were treated with the PDBu concentrations indicated (10−9–10−6 M), and the APPS released into the medium was quantitated by immunoblotting with antibody 22C11. C, control without PDBu.Back to article page