PROTEIN-KINASE-C ACTIVATION INHIBITS GLUTAMATE-INDUCED CYTOTOXICITY IN A NEURONAL CELL-LINE

被引:312
作者
DAVIS, JB [1 ]
MAHER, P [1 ]
机构
[1] SALK INST BIOL RES,LA JOLLA,CA 92037
基金
美国国家卫生研究院;
关键词
12-O-TETRADECANOYLPHORBOL-13-ACETATE; NEUROTOXICITY; OXIDATIVE STRESS; GLUTATHIONE; ANTIOXIDANT;
D O I
10.1016/0006-8993(94)90334-4
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
A neuronal cell line, HT-22, is sensitive to glutamate cytotoxicity via a non-receptor mediated oxidative pathway. 12-O-tetradecanoylphorbol-13-acetate (TPA), an activator of protein kinase C, blocks this glutamate-induced cell death. Down-regulation of protein kinase C eliminates the protection against glutamate cytotoxicity afforded by TPA. The data suggest that protein kinase C activation blocks an early step in the cytotoxic pathway.
引用
收藏
页码:169 / 173
页数:5
相关论文
共 20 条
[11]  
MIYAMOTO M, 1989, J PHARMACOL EXP THER, V250, P1132
[12]   INDUCTION AND EXPRESSION OF LONG-TERM AND SHORT-TERM NEUROSECRETORY POTENTIATION IN A NEURAL CELL-LINE [J].
MORIMOTO, BH ;
KOSHLAND, DE .
NEURON, 1990, 5 (06) :875-880
[13]   IMMATURE CORTICAL-NEURONS ARE UNIQUELY SENSITIVE TO GLUTAMATE TOXICITY BY INHIBITION OF CYSTINE UPTAKE [J].
MURPHY, TH ;
SCHNAAR, RL ;
COYLE, JT .
FASEB JOURNAL, 1990, 4 (06) :1624-1633
[14]   GLUTAMATE TOXICITY IN A NEURONAL CELL-LINE INVOLVES INHIBITION OF CYSTINE TRANSPORT LEADING TO OXIDATIVE STRESS [J].
MURPHY, TH ;
MIYAMOTO, M ;
SASTRE, A ;
SCHNAAR, RL ;
COYLE, JT .
NEURON, 1989, 2 (06) :1547-1558
[15]   THE MOLECULAR HETEROGENEITY OF PROTEIN KINASE-C AND ITS IMPLICATIONS FOR CELLULAR-REGULATION [J].
NISHIZUKA, Y .
NATURE, 1988, 334 (6184) :661-665
[16]  
OKA A, 1993, J NEUROSCI, V13, P1441
[17]  
RICE GC, 1986, CANCER RES, V46, P6105
[18]  
SCHABERT D, 1992, P NATL ACAD SCI USA, V89, P8264
[19]   EXCESS K+ AND PHORBOL ESTER ACTIVATE PROTEIN KINASE-C AND SUPPORT THE SURVIVAL OF CHICK SYMPATHETIC NEURONS IN CULTURE [J].
WAKADE, AR ;
WAKADE, TD ;
MALHOTRA, RK ;
BHAVE, SV .
JOURNAL OF NEUROCHEMISTRY, 1988, 51 (03) :975-983
[20]   THE PROTEIN-KINASE INHIBITOR STAUROSPORINE, LIKE PHORBOL ESTERS, INDUCES THE ASSOCIATION OF PROTEIN KINASE-C WITH MEMBRANES [J].
WOLF, M ;
BAGGIOLINI, M .
BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS, 1988, 154 (03) :1273-1279