GROWTH-FACTORS AND EXTRACELLULAR SIGNAL-REGULATED KINASES (MITOGEN-ACTIVATED PROTEIN-KINASE) IN THE RAT PINEAL-GLAND

被引:6
|
作者
KIYAMA, H
WANAKA, A
KATO, H
MAENO, H
MATSUMOTO, K
SUN, GG
SHIOSAKA, S
TOHYAMA, M
机构
[1] OSAKA UNIV,SCH MED,DEPT ANAT & NEUROSCI,SUITA,OSAKA 565,JAPAN
[2] OSAKA UNIV,SCH MED,BIOMED RES CTR,DEPT NEUROANAT,SUITA,OSAKA 565,JAPAN
关键词
BASIC FIBROBLAST GROWTH FACTOR; NERVE GROWTH FACTOR; FIBROBLAST GROWTH FACTOR RECEPTOR; NERVE GROWTH FACTOR RECEPTOR; EXTRACELLULAR SIGNAL-REGULATED KINASE; PINEAL GLAND; MITOGEN-ACTIVATED PROTEIN KINASE;
D O I
10.1159/000126652
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
The present study revealed that the pineal gland expressed basic fibroblast growth factor (bFGF) and FGF-receptor 1 (FGFR1/flg), suggesting that bFGF in the pineal gland acts in an autocrine or paracrine manner, which is mediated by FGFR1/flg. The present study also examined gene expression of the extracellular signal-regulated kinase (ERK) family (ERK1-3) which may be intracellular signal mediators of growth factors. ERK1 [mitogen-activated protein kinase (MAP-kinase)] was strongly expressed throughout the pineal gland, while expression of ERK2 and ERK3 was not found. These findings suggest the presence of a signal pathway from bFGF to ERK1 via FGFR1/flg in the pineal gland.
引用
收藏
页码:152 / 155
页数:4
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