text: ‚Ä¶results are in agreement with the view that increased DA release in the mpFC has an inhibitory effect on accumbal DA release (Deutch et al, 1990; Le Moal and Simon, 1991; Piazza et al, 1991; Thompson and Moss, 1995; Doherty and Gratton, 1996; Karreman and Moghaddam, 1996; Harden et al, 1998;‚Ä¶