Requirement for DARPP-32 in progesterone-facilitated sexual receptivity in female rats and mice - Mani, S K; Fienberg, A A; O’Callaghan, J P; Snyder, G L; Allen, P B; Dash, P K; Moore, A N; Mitchell, A J; Bibb, J; Greengard, P; O’Malley, B W (Science, 2000)