One aspect of the invention relates to complexes of a radionuclide with various heteroaryl ligands, e.g., imidazolyl and pyridyl ligands, and their use in radiopharmaceuticals for a variety of clinical diagnostic and therapeutic applications. Another aspect of the invention relates to imidazolyl and pyridyl ligands that form a portion of the aforementioned complexes. Methods for the preparation of the radionuclide complexes are also described. Another aspect of the invention relates to imidazolyl and pyridyl ligands based on derivatized lysine, alanine and bis-amino acids for conjugation to small peptides by solid phase synthetic methods. Additionally, the invention relates to methods for imaging regions of a mammal using the complexes of the invention.
该发明的一个方面涉及放射性核素与各种杂环芳基
配体(例如
咪唑基和
吡啶基
配体)形成的配合物,以及它们在临床诊断和治疗应用中的放射性药物中的使用。该发明的另一个方面涉及形成前述配合物一部分的
咪唑基和
吡啶基
配体。还描述了制备放射性核素配合物的方法。该发明的另一个方面涉及基于衍生赖
氨酸、丙
氨酸和双
氨基酸的
咪唑基和
吡啶基
配体,用于通过固相合成方法与小肽结合。此外,该发明涉及使用该发明的配合物来成像哺乳动物体内区域的方法。