Spontaneous activity and evoked potentials in the caudal trigeminal nucleus, ventrobasal thalamus, and cerebral cortex of rats with neuropathic trigeminal neuralgia

1994 ◽  
Vol 117 (1) ◽  
pp. 24-27 ◽  
Author(s):  
G. N. Kryzhanovskii ◽  
V. G. Dolgikh ◽  
V. K. Reshetnyak
1982 ◽  
Vol 333 (1) ◽  
pp. 545-554 ◽  
Author(s):  
N J Dawson ◽  
R F Hellon ◽  
J G Herington ◽  
A A Young

2009 ◽  
Vol 57 (4) ◽  
pp. 425-429 ◽  
Author(s):  
Enikő Vámos ◽  
Árpád Párdutz ◽  
Hedvig Varga ◽  
Zsuzsanna Bohár ◽  
János Tajti ◽  
...  

1960 ◽  
Vol 12 (1) ◽  
pp. 95-110 ◽  
Author(s):  
Dominick P. Purpura ◽  
Martin Girado ◽  
Harry Grundfest

1985 ◽  
Vol 53 (2) ◽  
pp. 429-434 ◽  
Author(s):  
S. N. Davies ◽  
G. E. Goldsmith ◽  
R. F. Hellon ◽  
D. Mitchell

Extracellular recordings were made from cold-receptive afferent fibers in the trigeminal ganglion of rats anesthetized with halothane. By applying a standardized series of steady or changing temperatures to the receptive fields, we recorded the static and dynamic responses of the afferents. Comparable recordings were made from neurons in the marginal layer of the caudal trigeminal nucleus onto which the cold fibers synapse. The static and dynamic responses of the afferent fibers were reproduced faithfully by the second-order neurons, but at a much higher level of activity. Ganglionectomy silenced the second-order cells. Their continuous high level of activity appears to depend on the tonic input from the afferent fibers and not on any intrinsic circuits in the medulla.


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