High molecular compounds having amino groups, and their...

Details High molecular compounds having amino groups, and their... High molecular compounds having amino groups, and their...

A - Human Necessities

61

K

402/2, 167/47

A61K 47/48 (2006.01) A61K 51/06 (2006.01) A61K 51/10 (2006.01)

Patent

CA 1266344

Abstract: A radioactive diagnostic or therapeutic agent, which comprises a metallic element-labeled high molecular weight compound which comprises one unit of (1) a polyamine compound having at least three amino groups in the side chains per molecule, at least two units of (2) a chelate- forming compound having a carboxyl group, at least one unit of (3) a physiologically active substance and (4) at least two radioactive metallic elements, each unit of the chelate-forming compound (2) and the physiologically active substance (3) being combined with any of the amino groups in the side chains of the polyamine compound (1) and each of the radioactive metallic elements (4) being chelate-bonded to the chelate-forming compound (2).

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