Martys-Zage JL, Kim SH, Berechid B, Bingham SJ, Chu S, Sklar J, Nye J, Sisodia SS. Requirement for presenilin 1 in facilitating lagged 2-mediated endoproteolysis and signaling of notch 1. J Mol Neurosci. 2000 Dec; 15(3):189-204.