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Table 1 Radiolabelling data for [68Ga]Ga-AAZTA5, [68Ga]Ga-AAZTA5-TOC, [44Sc]Sc-AAZTA5, [44Sc]Sc-AAZTA5-TOC after 10 min (15 min for 5 nmol AAZTA5) at room temperature

From: AAZTA5/AAZTA5-TOC: synthesis and radiochemical evaluation with 68Ga, 44Sc and 177Lu

 

68Ga-Radiolabelling

44Sc-Radiolabelling

AAZTA5

AAZTA5-TOC

AAZTA5

AAZTA5-TOC

pH

4.5

5.5

4.5

5.5

4.0

4.0

5 nmol

92.3 ± 1.8

89.8 ± 2.4

94.3 ± 1.7

91.7 ± 3.5

98.0 ± 0.6

96.9 ± 0.9

10 nmol

98.5 ± 0.8

99.1 ± 0.5

99.0 ± 0.7

98.6 ± 0.9

99.5 ± 0.3

96.7 ± 1.2