OPTICAL TRAPPING AND MANIPULATION OF VIRUSES AND BACTERIA

被引:1732
作者
ASHKIN, A
DZIEDZIC, JM
机构
[1] AT & T Bell Laboratories, Holmdel, NJ 07733, United States
关键词
MICROSCOPIC EXAMINATION - SOLUTIONS - TOBACCO - VIRUSES - Laser Applications;
D O I
10.1126/science.3547653
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Optical trapping and manipulation of viruses and bacteria by laser radiation pressure were demonstrated with single-beam gradient traps. Individual tobacco mosaic viruses and dense oriented arrays of viruses were trapped in aqueous solution with no apparent damage using approximately 120 milliwatts of argon laser power. Trapping and manipulation of single live motile bacteria and Escherichia coli bacteria were also demonstrated in a high-resolution microscope at powers of a few milliwatts.
引用
收藏
页码:1517 / 1520
页数:4
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