EJNMMI Radiopharmacy and Chemistry

Table 2 Stability values of ⁶⁸Ga complexes of AAZTA⁵, AAZTA⁵-TOC and AAZTA⁵-PSMA-617

From: ⁶⁸Ga, ⁴⁴Sc and ¹⁷⁷Lu-labeled AAZTA⁵-PSMA-617: synthesis, radiolabeling, stability and cell binding compared to DOTA-PSMA-617 analogues

	time	[⁶⁸Ga]Ga- AAZTA⁵	[⁶⁸Ga]Ga-AAZTA⁵-TOC	[⁶⁸Ga]Ga- AAZTA⁵-PSMA-617
HS	0.5 h	93.0 ± 0.8	98.1 ± 0.2	94.7 ± 0.3
	1 h	92.7 ± 1.3	96.9 ± 0.2	94.3 ± 0.4
	2 h	85.3 ± 3.4	95.0 ± 0.3	91.3 ± 0.7
PBS	0.5 h	97.5 ± 1.0	99.1 ± 0.2	94.1 ± 0.2
	1 h	88.7 ± 0.5	99.2 ± 0.1	92.7 ± 0.5
	2 h	78.5 ± 4.5	99.3 ± 0.1	92.8 ± 0.6

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