Highlights • 99mTc-CN5DG exhibited high tumor uptake, tumor/muscle and tumor/blood ratios in different kinds of tumor models.• 99mTc-CN5DG was stable in blood and tumors in vivo and rapidly cleared from… Click to show full abstract
Highlights • 99mTc-CN5DG exhibited high tumor uptake, tumor/muscle and tumor/blood ratios in different kinds of tumor models.• 99mTc-CN5DG was stable in blood and tumors in vivo and rapidly cleared from blood.• SPECT/CT images in four tumor models demonstrated that all four kinds of tumors could be clearly detected.
               
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