COLOCALIZATION OF FOS- AND GLUCOCORTICOID RECEPTOR-IMMUNOREACTIVITIES IS PRESENT ONLY IN A VERY RESTRICTED POPULATION OF DORSAL HORN NEURONS OF THE RAT SPINAL-CORD AFTER NOCICEPTIVE STIMULATION

被引:29
|
作者
CINTRA, A
MOLANDER, C
FUXE, K
机构
[1] Department of Neuroscience, Karolinska Institute, S-171 77 Stockholm
关键词
GLUCOCORTICOID RECEPTOR; CORTICOSTEROID; PAIN; IMMUNOCYTOCHEMISTRY; IMMEDIATE EARLY GENE; C-FIBER STIMULATION; NOCICEPTION; PRIMARY SENSORY NEURON;
D O I
10.1016/0006-8993(93)91172-O
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Immunocytochemical techniques were used to study the colocalization of proto-oncogene c-fos protein (Fos)-like immunoreactivity and of glucocorticoid receptor immunoreactivity in the spinal cord dorsal horn of adult male rats after nociceptive stimulation. About 5-10% of the stimulus evoked Fos-immunoreactive profiles colocalized glucocorticoid receptor immunoreactivity. The results suggest the possibility of a corticosteroid action in a small neuronal population of the dorsal horn implicated in processing nociceptive inputs.
引用
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页码:334 / 338
页数:5
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