P1‐202: EMERGENCE OF AN ALZHEIMER'S DISEASE BIOENERGETIC ENDOPHENOTYPE IN MID‐LIFE: PRECLINICAL MODEL. (1st July 2019) - Mao, Zisu; Shang, Yuan; Berghout, Joanne; Lussier, Yves; Yin, Fei; Brinton, Roberta Diaz