Effects of steroid hormones on synaptosomal ectonucleotidase activities from hippocampus and cortex of adult female rats - Rücker, Bárbara; Pochmann, Daniela; Fürstenau, Cristina Ribas; Carneiro-Ramos, Marcela Sorelli; Battastini, Ana Maria Oliveira; Barreto-Chaves, Maria Luiza Morais; Sarkis, João José Freitas (General and Comparative Endocrinology, 2005)