P4–299: Chronic ponezumab treatment reduces brain vascular amyloid in the PS1APP mouse model. (1st July 2013) - O'Neill, Sharon; Pozdnyakov, Nikolay; YeQing Pi,; Caouette, David; Wood, Kathleen; Wentland, Jo‐Ann; Bednar, Martin; Bales, Kelly; Samad, Tarek