Hypothalamic and brainstem glucose-dependent insulinotropic polypeptide receptor neurons employ distinct mechanisms to affect feeding by Adriaenssens, A, Broichhagen, J, de Bray, A, Ast, J, Hasib, A, Jones, B, Tomas, A, Figueredo Burgos, N, Woodward, O, Lewis, J, O’Flaherty, E, El, K, Cui, C, Horada, N, Inagaki, N, Campbell, J, Brierley, D, Hodson, DJ, Samms, R, Gribble, F, Reimann, F