Serbeniuk Ts V, Balezina N P
Fiziol Zh SSSR Im I M Sechenova. 1980 Feb;66(2):202-11.
The activity of motoneurons in the lymphatic centre of bulbar or spinal frogs, or of isolated fragments of the frog spinal cord remained essentially unchanged in spite of either activating or inhibiting afferent influences which seem to affect special pace-maker neurons in the lymphatic centre leaving motoneurons intact.