NERVE GROWTH-FACTOR INDUCES TRKA MESSENGER-RNA EXPRESSION IN CULTURED BASAL FOREBRAIN CHOLINERGIC NEURONS FROM 17-DAY FETAL RATS

被引:22
作者
KOJIMA, M [1 ]
IKEUCHI, T [1 ]
HATANAKA, H [1 ]
机构
[1] OSAKA UNIV,INST PROT RES,DIV PROT BIOSYNTH,SUITA,OSAKA 565,JAPAN
关键词
HIGH-AFFINITY NGF RECEPTOR; TRKA; GENE EXPRESSION; NEURONAL DIFFERENTIATION; NEUROTROPHIC FACTOR; CHOLINE ACETYLTRANSFERASE;
D O I
10.1016/0304-3940(94)90353-0
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
We first examined the basal forebrain tissues for developmental changes in expression of the high-affinity NGF receptor (trkA) gene. Our reverse transcriptase polymerase chain reaction (RT-PCR) analysis showed that trkA mRNA is present in those tissues of postnatal rats, but not in those of fetal rats. Then we determined the effect of NGF on trkA gene expression in serum-free cultures of basal forebrain neurons from 17-day fetal rats. NGF was found to induce trkA mRNA 36 h after the addition of NGF, while no trkA mRNA was detected in the absence of NGF.
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页码:47 / 50
页数:4
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