Tetrapyrrole aminocarboxylic acids
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United States of America Patent
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Apr 2, 1991
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N/A
app pub date -
Dec 24, 1987
filing date -
Dec 24, 1987
priority date (Note) -
Expired
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Abstract
A fluorescent mono-, di-, or tri- or tetramide between an amino acid of the formula ##STR1## and a carboxy containing tetrapyrrole of the formula: ##STR2## or the corresponding di or tetrahydrotetrapyrroles. The compounds herein are useful for the photodetection and phototreatment of tumors and/or cancerous tissues in animal hosts.
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