1. 1) W. Miki, K. Yamaguchi, and S. Konosu: Comparison of carotenoids in the ovaries of marine fish and shellfish. Comp. Biochem. Physiol., 71 B, 7-11 (1982).
2. 2) T. Matsuno: Animal carotenoids, in “Carotenoids. Chemistry and biochemistry” (ed. by N. I. Krinsky, M. M. Mathews-Roth, and R. F. Taylor), Plenum press, New York, 1989, pp. 59-74.
3. 3) T. Matsuno: New structures of carotenoids in marine animals. Pure Appl. Chem., 57, 659-666 (1985).
4. 4) W. Miki: Biological functions and activities of animal carotenoids. Pure Appl. Chem., 63, 141-146 (1991).
5. 5) W. Miki, N. Otaki, N. Shimidzu, and A. Yokoyama: Carotenoids as free radical scavengers in marine animals. J. Mar. Biotechnol., 2, 35-37 (1994).