A, Similar self-administration of a sweet solution in rats with a history of ShA and LgA to cocaine. #Significant increase vs session 60 (t test, p < 0.05). B, Intravenous TC did not alter glucose/saccharin intake in these animals. n.s., No change vs control peptide (TE). B, Values are normalized to preceding NT sessions. ShA, n = 10; LgA, n = 11.