1. Kawai, K., Fujibayashi, Y., Saji, H., Yonekura, Y., Konishi, J., Kubodera, A. and Yokoyama, A., 1991, A strategy for the study of cerebral amino acid transport using iodine-123-labeled amino acid radiopharmaceutical: 3-iodo-alpha-methyl-L-tyrosine, J. Nucl. Med. 32:819–824.
2. Schober, O., Meyer, G.J., Stolke, D. and Hundenshagen, H., 1985, Brain tumor imaging using C-11-labeled L-methionine and D-methionine, J. Nucl. Med 26:98–99.
3. Kuwert, T., Morgenroth, C., Woesler, B., Matheja, P., Palkovic, S., Vollet, B., Samnick, S., Maasjosthusmann, U., Gildehaus, F.-J., Wassmann, H. and Schober, O., 1996, Eur. J. Nucl. Med. 23:1345–1353.
4. Ogawa, T., Miura, S., Murakami, M., Iida, H., Hatazawa, J., Inugami, A., Kanno, I., Yasui, N., Sasajima, T. and Uemura, K., 1996, J. Nucl. Med 23:889–895.
5. Miyagawa, T., Oku, T., Uehara, H., Desai, R, Beattie, B., Tjuvajev, J. and Blasberg, RJ., 1998, ”Facilitated amino acid transport is upregulated in brain tumors, J. Cereb. Blood Flow 18:500–509.