1. Distribution of glutamine synthetase in the snapper (Pagrus auratus) and implications for the immune system

   • S. P. Walker
   • D. Keast
   • S. McBride

   OriginalPaper Pages: 187 - 194

2. Role of molecular species catabolism in the temperature-induced restructuring of phosphatidylcholines in liver microsomes of thermally-acclimated rainbow trout (Oncorhynchus mykiss)

   • Jeffrey R. Hazel

   OriginalPaper Pages: 195 - 204

3. Characterization of mevalonate metabolism in the sea bass (Dicentrarchus labrax L) liver

   • A. Estévez
   • A. Delgado
   • M. J. Alejandre

   OriginalPaper Pages: 205 - 211

4. Gill morphometry of the facultative air-breathing loricariid fish,Hypostomus plecostomus (Walbaum) with, special emphasis on aquatic respiration

   • Sonia Aparecida Perna
   • Marisa Narciso Fernandes

   OriginalPaper Pages: 213 - 220

5. Changes in the content of total lipid, lipid classes and their fatty acids of developing eggs and unfed larvae of the Senegal sole,Solea senegalensis Kaup

   • Gabriel Mourente
   • Rosa Vázquez

   OriginalPaper Pages: 221 - 235

6. Amylase and trypsin responses to intake of dietary carbohydrate and protein depend on the developmental stage in sea bass (Dicentrarchus labrax) larvae

   • A. Péres
   • C. L. Cahu
   • P. Quazuguel

   OriginalPaper Pages: 237 - 242

7. Testicular responsiveness to gonadotropic hormonein vitro and Leydig and Sertoli cell ultrastructure during pubertal development of male African catfish (Clarias gariepinus)

   • W. Schulz
   • Karlien Lubberink
   • Henk J. Th. Goos

   OriginalPaper Pages: 243 - 254

8. Identification and characterization of maturation-promoting factor from catfish,Clarias batrachus

   • S. Haider
   • K. Balamurugan

   OriginalPaper Pages: 255 - 263

9. Response of rainbow trout gill (Na⁺+K⁺)-ATPase and chloride cells to T₃ and NaCl administration

   • Fabiana Trombetti
   • Vittoria Ventrella
   • Anna Rosa Borgatti

   OriginalPaper Pages: 265 - 274