Invention Grant
US09439986B2 Tricarbonyl technetium-99m, rhenium-185/187, or rhenium-188 labeled cyclic RGD derivatives and uses thereof 有权
三羰基锝-99m,铼-185 / 187或铼-188标记的环状RGD衍生物及其用途

Tricarbonyl technetium-99m, rhenium-185/187, or rhenium-188 labeled cyclic RGD derivatives and uses thereof
Abstract:
The present invention relates to tricarbonyl technetium-99m or rhenium-188 labeled cyclic RGD derivatives, a preparation method thereof, and a pharmaceutical composition containing the derivative as an active ingredient for use in the diagnosis or treatment (radiotherapy) of angiogenesis-related diseases. The tricarbonyl technetium-99m or rhenium-188 labeled cyclic RGD derivatives of the present invention has a high subnanomolar affinity to integrin αvβ3 (also called as a vitronectin receptor) that is activated in an angiogenic action induced by a tumor, and acts exclusively upon cancer cells having selectively activated integrin αvβ3 because of a substantially low intake into the liver and intestines.
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