Hepatic Nuclear Factor 1α (HNF1α) Dysfunction Down-regulates X-box-binding Protein 1 (XBP1) and Sensitizes β-Cells to Endoplasmic Reticulum Stress - Kirkpatrick,CL; Wiederkehr,A; Baquie,M; Akhmedov,D; Wang,H; Gauthier,BR; Akerman,I; Ishihara,H; Ferrer,J; Wollheim,CB (JOURNAL OF BIOLOGICAL CHEMISTRY, 2011)