7Liu XG,Morton CR,Azkue JJ,et al.Long-term depression of C-fibre-evoked spinal field potentials by stimulation of primary afferent A delta-fibres in the adult rat.Eur J Neurosci,1998,10:3069 ~3075.
8Lee HK,Barbarosie M,Kameyama K,et al.Regulation of distinct AMPA receptor phosphorylation sites during bidirectional synaptic plasticity.Nature,2000,405:6789:955 ~ 959.
9Sandkuhler J,Chen JG,Cheng G,et al.Lowfrequency stimulation of afferent A delta-fibers induces long-term depression at primary afferent synapses with substantia gelatinosa neurons in the rat.J Neurosci,1997,17:6483~6491.