HISTAMINE-RELEASE BY PLATELET-AGGREGATION

被引:17
作者
MANNAIONI, PF [1 ]
PALMERANI, B [1 ]
PISTELLI, A [1 ]
GAMBASSI, F [1 ]
GIANNELLA, E [1 ]
SACCHI, TB [1 ]
MASINI, E [1 ]
机构
[1] UNIV FLORENCE,DEPT HUMAN ANAT & HISTOL,HISTOL SECT,I-50134 FLORENCE,ITALY
来源
AGENTS AND ACTIONS | 1990年 / 30卷 / 1-2期
关键词
D O I
10.1007/BF01968994
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Coincubation of rat serosal mast cells with human platelets leads to a significant release of histamine, which dose-dependently increases when platelet aggregation is induced by various concentrations of arachidonic acid. In turn, histamine enhances platelet aggregation induced by different agonists, this effect being mimicked by pyridyl-ethyl-amine (PEA), blocked by mepyramine and amplified by ranitidine. The data suggest the existence of a platelet-derived histamine releasing factor (PDHRF) and indicate the presence of platelet H1 and H2 receptors, capable of modulating platelet aggregation. © 1990 Birkhäuser Verlag.
引用
收藏
页码:44 / 48
页数:5
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