发明申请
US20080191688A1 Rapid and Sensitive Biosensing 有权
快速和敏感的生物传感

Rapid and Sensitive Biosensing
摘要:
A sensor device (15) for detecting magnetic particles (13) has a binding surface (40) with binding sites thereon and comprises: at least one sensor element (23) for detecting the presence of magnetic particles (13), means for attracting magnetic structures comprising at least one magnetic particle (13) toward and onto the binding surface (40) of the sensor device (15), and means for re-arranging and randomizing the position of individual magnetic particles (13) with respect to the binding sites on the binding surface (40) to give binding sites on all individual particles (13) a substantial probability to have a contact time with binding sites on the binding surface (40). With such sensor device (15), the speed of detection of target molecules in a fluid is enhanced.
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