An optical biosensor for rapid and label-free detection of cells

被引:47
|
作者
Acharya, G
Chang, CL
Savran, C [1 ]
机构
[1] Purdue Univ, Sch Mech Engn, W Lafayette, IN 47907 USA
[2] Purdue Univ, Sch Elect & Comp Engn, W Lafayette, IN 47907 USA
[3] Purdue Univ, Birck Nanotechnol Ctr, W Lafayette, IN 47907 USA
关键词
D O I
10.1021/ja057490l
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
We report a broadly applicable optical method for rapid and label-free detection of as few as 45 cells. In this method, bacterial cells are detected by measuring the amount of laser light transmitted through a small glass well functionalized with antibodies which specifically recognize and capture the cells. The described approach is simple, rapid, economical, and promising for portable and high-throughput detection of a wide variety of pathogenic and infectious cells. Copyright © 2006 American Chemical Society.
引用
收藏
页码:3862 / 3863
页数:2
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