Canna~Fangled Abstracts Endocannabinoid signaling mechanisms in the substantia nigra pars reticulata modulate GABAergic nigrotectal pathways in mice threatened by urutu-cruzeiro venomous pit viper snake. 2015 Jun 30. pii: S0306-4522(15)00589-8. doi: 10.1016/j.neuroscience.2015.06.048. Almada RC1, Roncon CM2, Elias-Filho DH1, Coimbra NC3. Author information Abstract…Freedom WaresJune 30, 2015