| 摘要 |
The invention concerns a ligand comprising (I) wherein n is an integer from 1 to 5 Y is CO2H or PO3H2T represents -X or -phenyl-X, wherein X represents NO2, NH2, NCS, NHCOCH2-Z, NHCO-W-COCNHS, -NH-Q, -NHCS-Q, -NHCOCH2-Q, or NHCO(CH2)m-Q where Q is a hapten chosen from the group consisting of steroids, enzymes, proteins, monoclonal antibodies, chimeric antibodies, or fragments thereof or any activated linker ready for coupling reaction, W is -(CH2)m- m is an integer from 1 to 10 Z is chloride, bromide or iodine.
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