1. Preface

   Special Issue Dedicated to Dr. Frederick E. Samson Pages: 1 - 4

2. Acrobat to academic: A sketch of the life and carrer of Frederick E. Samson, Jr.

   • Louis Neal Irwin

   Original Articles Pages: 5 - 10

3. The osmotic/calcium stress theory of brain damage: Are free radicals involved?

   • Thomas L. Pazdernik
   • Matthew Layton
   • Fred E. Samson

   Original Articles Pages: 11 - 21

4. Electrochemical monitoring of brain ascorbic acid changes associated with hypoxia, spreading depression, and seizure activity

   • Jon Cammack
   • Behnam Ghasemzadeh
   • R. N. Adams

   Original Articles Pages: 23 - 27

5. Molecular aspects of glutamate receptors and sodium-calcium exchange carriers in mammalian brain: Implications for neuronal development and degeneration

   • E. K. Michaelis
   • M. L. Michaelis

   Original Articles Pages: 29 - 34

6. Possible role of cGMP in excitatory amino acid induced cytotoxicity in cultured cerebral cortical neurons

   • Aase Frandsen
   • Charlotte F. Andersen
   • Arne Schousboe

   Original Articles Pages: 35 - 43

7. Developmental changes in gangliosides in cultured cerebellar granule neurons

   • Wipawan Thangnipon
   • Robert Balázs

   Original Articles Pages: 45 - 59

8. Development of the glutamate system in rabbit retina

   • Dianna A. Redburn
   • Sareeta H. Agarwal
   • Cheryl K. Mitchell

   Original Articles Pages: 61 - 66

9. Paracrine control of photomembrane removal

   • Nancy A. Dahl

   Original Articles Pages: 67 - 73

10. The “ON”-bipolar agonist, L-2-amino-4-phosphonobutyrate, blocks light-evoked cone contraction in xenopus eye cups

    • Joseph C. Besharse

    Original Articles Pages: 75 - 80

11. Photoreceptors of the retina and pinealocytes of the pineal gland share common components of signal transduction

    • Richard N. Lolley
    • Cheryl M. Craft
    • Rehwa H. Lee

    Original Articles Pages: 81 - 89

12. Effect of light history on the rat retina: Timecourse of morphological adaptation and readaptation

    • John S. Penn
    • Barbara L. Tolman
    • Cynthia A. Koutz

    Original Articles Pages: 91 - 99

13. Autoradiographic localization of γ-aminobutyric acid_A receptors within the ventral tegmental area

    • Lynn Churchill
    • Roger P. Dilts
    • Peter W. Kalivas

    Original Articles Pages: 101 - 106

14. Isolation and characterization of endogenous modulators for GABA system

    • M. Yarom
    • J. Bao
    • J. -Y. Wu

    Original Articles Pages: 107 - 114

15. Trophic regulation of acetylcholinesterase isoenzymes in adult mammalian skeletal muscles

    • Hugo L. Fernandez
    • Cheryl A. Hodges-Savola

    Original Articles Pages: 115 - 124