Contrast medium for near infrared diagnosis
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United States of America Patent
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Nov 20, 2001
Grant Date -
N/A
app pub date -
Apr 9, 1998
filing date -
Oct 11, 1995
priority date (Note) -
Expired
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Abstract
This invention relates to colloidal systems charged with polymethine dyes and having suitable photophysical and pharmacological properties, their use as a contrast medium in fluorescence and transillumination diagnostics in the near infrared spectral range, as well as methods for their production.
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