HO-CO pathway activation may be associated with hippocampal μ and δ opioid receptors in inhibiting inflammatory pain aversiveness and nociception in WT but not NOS2-KO mice - Cazuza, Rafael A.; Arantes, Ana Luisa F.; Pol, Olga; Leite-Panissi, Christie Ramos Andrade (Brain Research Bulletin, 2021)