Contrast agents
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United States of America Patent
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app pub date -
Feb 8, 2002
filing date -
Jan 9, 1992
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Abandoned
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Abstract
Contrast agents comprising microbubble-generating carbohydrate microparticles having a surfactant admixed within the microparticulate structure, with the proviso that the surfactant is not a C.sub.10-20 fatty acid, are disclosed. Processes for preparing contrast agents also are disclosed.
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