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Table 1 In Vitro Stability of 99mTc-HYNIC-(tricine/EDDA)-FROP in succinate buffer and normal saline at room temperature (n = 3)

From: 99mTc-HYNIC-(tricine/EDDA)-FROP peptide for MCF-7 breast tumor targeting and imaging

%RCPa %RCP in succinate buffer (peptide reaction mixture) %RCP in normal saline Log pb
99mTc-FROP 2 h 4 h 6 h 24 h 2 h 4 h 6 h 24 h −2.03 ± 0.03
99.6 ± 0.2 99.5 ± 0.4 99.1 ± 0.9 96.8 ± 2.4 99.5 ± 0.4 99.1 ± 0.9 99 ± 0.8 94.6 ± 2.7
  1. aRCP = Radiochemical purity that was determined with TLC method, bPartition coefficient between n-octanol and PBS