Simple and sensitive electrogenerated chemiluminescence peptide-based biosensor for detection of matrix metalloproteinase 2 released from living cells.
本文开发了一种简单灵敏的电化学发光(ECL)生物传感器,用于监测基质金属蛋白酶2(MMP-2)。以特异性肽段CGPLGVRGK作为分子识别底物,将双(2,2′-联吡啶)-4′-甲基-4-羧基联吡啶-钌N-琥珀酰亚胺酯-双(六氟磷酸盐)(Ru1)作为ECL发光物种,通过肽段中赖氨酸残基的氨基经酰化反应共价标记到肽段上,形成Ru1-肽E...