1. Abu-Raya S, Bloch-Shilderman E, Shohami E, Trembovler V, Shai Y, Weidenfeld J, Yedgar S, Gutman Y, Lazarovici P (1998) Pardaxin, a new pharmacological tool to stimulate the arachidonic acid cascade in PC12 cells. J Pharmacol Exp Ther 287(3):889–896
2. Boyd TA, Cha CJ, Forster RP, Goldstein L (1977) Free amino acids in tissues of the skate Raja erinaceea and the stingray Dasyatis sabina: effects of environmental dilution. J Exp Zool 199(3):435–442
3. Boylan JW (1967) Gill permeability in Squalus acanthias. In: Gilbert PW, Mathewson RF, Rall DP (eds) Sharks, skates, and rays. The Johns Hopkins Press, Baltimore, pp 197–206
4. Boylan JW (1972) A model for passive urea reabsorption in the elasmobranch kidney. Comp Biochem Physiol 42A:27–30
5. Bundgaard M, Cserr H, Murray M (1979) Impermeability of hagfish cerebral capillaries to horseradish peroxidase. An ultrastructural study. Cell Tissue Res 198(1):65–77