Synthesis, characterization and biological evaluation of 99mTc/Re-tricarbonyl quinolone complexes

The rhenium(I) tricarbonyl complexes with the quinolones oxolinic acid and enrofloxacin exhibit noteworthy binding affinity for albumins and DNA. Tracer [99mTc(CO)3(enrofloxacinato)(imidazole)] can enter K562 cancer cells and accumulates in mitochondria.90