Measurement of cell calcium ( review ) methods for the intracellular ca2 + measurement such as aequorin , metallochromic indicators , ion - selective electrodes and fluorescent ca2 + indicators , particularly the fluorescent ca2 + indicators were reviewed in detail . 2 . synthesis of new fluorescence ca2 + indicators and study on their properties tow new fluorescent ca2 + indicators stdin and stdbt have been designed and synthesized and their structures , spectral and biological properties have been studied thoroughly 2 . 5一ht诱导胃底平滑肌细胞钙火花的研究以合成的胞浆特异性caz +荧光探针stdhi一am标记细胞，采用激光共聚焦线扫描技术，首次观察到5一ht诱导胃底平滑肌细胞胞内钙释放的最基本单位一一j塑必尝华盆翔望尝‘一盈些沁( elementaryevents ) ， “钙火花( ealeiumsparks ) ”现象。
