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STIMULATION OF ETHYLENE PRODUCTION BY CATECHOLAMINES AND PHENYLETHYLAMINE IN POTATO CELL-SUSPENSION CULTURES
被引:27
作者:
DAI, YR
MICHAELS, PJ
FLORES, HE
机构:
[1] PENN STATE UNIV, INST BIOTECHNOL, UNIV PK, PA 16802 USA
[2] PENN STATE UNIV, DEPT PLANT PATHOL, UNIV PK, PA 16802 USA
关键词:
ETHYLENE;
CATECHOLAMINE;
DOPAMINE;
NOREPINEPHRINE;
EPINEPHRINE;
PHENYLETHYLAMINE;
D O I:
10.1007/BF00027201
中图分类号:
Q94 [植物学];
学科分类号:
071001 ;
摘要:
The catecholamines (50 muM dopamine, 50 muM norepinephrine and 100 muM epinephrine) and phenylethylamine (200 muM) were found to stimulate ethylene production in potato suspension cultures. When 100 muM amino-oxyacetic acid was added together with epinephrine, ethylene release returned to control levels. The endogenous 1-aminocyclopropane-1-carboxylic acid levels were increased in parallel with the release of ethylene, suggesting that the observed effect probably occurs via regulation of ACC synthase. Our results suggest that there is a link between these naturally occurring monoamines and ethylene in plants.
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页码:219 / 222
页数:4
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