CLPr was prepared from cacao liquor and its composition was previously described.(17 (link),19 (link)) Glucose was measured using a commercially available kit [Labassay Glucose Wako kit (FUJIFILM Wako Pure Chemical Co., Ltd., Osaka, Japan)]. Antibodies against β-actin, AMPKα, phospho-AMPKα (thr172), phospho-CaMKK2 (ser511), glyceraldehyde-3-phosphate dehydrogenase (GAPDH), liver kinase B1 (LKB1) and phospho-LKB1 (ser428) were purchased from Cell Signaling Technology Co. (Denver, MA). Antibodies against CaMKK2 and GLUT4 were purchased from Abcam (Hercules, CA). Horseradish peroxidase (HRP)-conjugated anti-mouse IgG, HRP-conjugated anti-goat IgG antibodies, anti-insulin receptor (IR), and anti-Lamin B were from Santa Cruz Biotechnology (Santa Cruz, CA). HRP-conjugated anti-rabbit IgG was from Bio-Rad Laboratories Inc. (Hercules, CA). All other reagents used were of the highest grade available from commercial sources.
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