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| Keywords: Femtomolar Optical Tweezers (5881942888).jpg Basic scheme of an optical tweezer-based sensor of biological particles A microsphere covered with a specific antigen such as a virus or other infectious agent is trapped and pulled away from a surface containing the corresponding antibodies The minimum amount of force applied to the tweezers to break the bonds can provide information on the concentration of antibodies on the surface Credit NIST Disclaimer Any mention of commercial products within NIST web pages is for information only; it does not imply recommendation or endorsement by NIST Use of NIST Information These World Wide Web pages are provided as a public service by the National Institute of Standards and Technology NIST With the exception of material marked as copyrighted information presented on these pages is considered public information and may be distributed or copied Use of appropriate byline/photo/image credits is requested https //www flickr com/photos/usnistgov/5881942888/ Femtomolar Optical Tweezers 2008-11-12 15 36 https //www flickr com/people/63059536 N06 National Institute of Standards and Technology PD-USGov National Institute of Standards and Technology https //flickr com/photos/63059536 N06/5881942888 2016-09-07 02 52 07 United States Government Work Uncategorized 2016 October 16 | ||||
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