The invention relates generally to biotin-containing compounds that are useful as imaging agents and drug-delivery agents. Another aspect of the invention relates to the aforementioned compounds chelated to a metal atom. In a preferred embodiment, the metal atom is a gadolinium. Another aspect of the invention relates to a compound comprising three biotin moieties and a pharmaceutical agent covalently bound to a heterocyclic core. In certain embodiments, the pharmaceutical agent is an antibiotic, antiviral, or radionuclide. Another aspect of the present invention relates to a method of treating disease involving administering the compounds of the invention to a mammal. Another aspect of the present invention relates to a method of acquiring a magnetic resonance image using the compounds of the invention.
本发明涉及含有
生物素的化合物,其可用作成像剂和药物传递剂。本发明的另一个方面涉及前述化合物与
金属原子螯合。在一种优选实施方式中,
金属原子是
钆。本发明的另一个方面涉及一种化合物,其包含三个
生物素基团和一个与杂环核共价结合的药物剂量。在某些实施方式中,药物剂量是抗生素,抗病毒剂或放射性核素。本发明的另一个方面涉及通过向哺乳动物施用本发明的化合物来治疗疾病的方法。本发明的另一个方面涉及使用本发明的化合物获取磁共振图像的方法。