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6 天
PBFI PotassiumSalt钾离子指示探针,用来检测K+的生理浓度
PBFI是一种K+敏感的荧光探针,用来测定细胞和细胞内区隔的K+水平变化。PBFI对K+的选择能力弱于Ca2+指示剂比如Fura-2,但足以检测K+的生理浓度。 结合离子后的PBFI光谱变化可通过激发光比率测定来分析,其能与使用相同光滤片和仪器检测的探针Fura-2共同使用。 PBFI ...
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