the concentration of acetylcholine ranged from 25.5 to 1.1 nmol/g in the following tissues ( in order of decreasing concentration ) : duodenum , corpus striatum , stomach , cerebral cortex , spinal cord , abdominal fat , submaxillary gland , kidney , adrenal gland , spleen , liver , lung , heart and diaphragm .
C0022646
kidney
C0001625
adrenal gland