TY - RPRT TI - Characterization of nucleus accumbens dopamine dynamics during positive and negative operant reinforcement in rats AU - Chow, J. AU - Pilz, E. AU - Wang, H. AU - Costa, K. M. AU - Schoenbaum, G. AU - Shaham, Y. PY - 2026 DO - 10.64898/2026.07.24.740421 UR - https://www.biorxiv.org/content/10.64898/2026.07.24.740421v1 ID - 10.64898/2026.07.24.740421 ER -