Cholecystokinin in the central nervous system of the sea lamprey Petromyzon marinus: precursor identification and neuroanatomical relationships with other neuronal signalling systems

1. Sobrido-Cameán, D.
2. Yáñez-Guerra, L.A.
3. Robledo, D.
4. López-Varela, E.
5. Rodicio, M.C.
6. Elphick, M.R.
7. Anadón, R.
8. Barreiro-Iglesias, A.