Table 1.

Important amino acid tracers.

S. No.	Study (reference)	Agent	Type of cancer
1.	Zhao et al. (1)	11C-MET	Brain tumors
2.	Katsanos et al. (2)	11C-MET and 18F-FET	Brain tumors
3.	Kim et al. (3)	11C-MET	Brain tumors
4.	Dunet et al. (4)	18F-FET	Brain tumors
5.	Galldiks et al. (5)	18F-FET	Brain tumors
6.	Popperl et al. (6)	18F-FET	Brain tumors
7.	Nihashi et al. (7)	18F-FET vs. 18F-FDG	Brain tumors
8.	Piccardo et al. (8)	18F-DOPA	NET
9.	Gusman et al. (9)	18F-FACBC (Fluciclovine)	Prostate cancer