Photoluminescent silica-based sensors and methods of use
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United States of America Patent
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Dec 27, 2011
Grant Date -
Nov 2, 2006
app pub date -
May 2, 2005
filing date -
May 2, 2005
priority date (Note) -
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Abstract
Sensor particles comprise a silica-based core and at least one photoluminescent dye. The silica-based core may comprise a plurality of pores and the at least one photoluminescent dye may comprise a reference dye, insensitive to its environment and analytes and a sensor dye, sensitive to either or both of the foregoing. The sensor particles may be employed to sense unknown environmental conditions or analytes in biological or non-biological systems, in vitro or in vivo.
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