1. Editorial

   • Rainer Schmidt

   EditorialNotes Pages: 2 - 2

2. Etiology of Turkey “X” disease in retrospect: A case for the involvement of cyclopiazonic acid

   • Richard J. Cole

   OriginalPaper Pages: 3 - 7

3. Isolation of secondary metabolites of Aspergillus ochraceus by HPLC

   • Ivonne Delgadillo

   OriginalPaper Pages: 9 - 17

4. The isolation and identification of some toxic constituents ofAspergillus wentii wehmer

   • C. J. Rabie
   • P. S. Steyn
   • F. R. van Heerden

   OriginalPaper Pages: 19 - 24

5. Isolation, purification and nuclear magnetic resonance spectra of pulvilloric acid

   • Jill Barber
   • Simon M. Bradley
   • Sarah M. Pope

   OriginalPaper Pages: 25 - 32

6. The effects of demethylsterigmatocystin and sterigmatin on ATP synthesis system in mitochondria: A comparison with sterigmatocystin

   • Kiyoshi Kawai
   • Teruhiko Nakamaru
   • Hideki Mori

   OriginalPaper Pages: 33 - 38

7. HPLC of trichothecenes — Separation of neosolaniol, NT-1 toxin, and NT-2 toxin

   • Rainer Schmidt

   OriginalPaper Pages: 39 - 43

8. Meeting-report

   Spotlights Pages: 44 - 54

9. Product news

   Announcement Pages: 55 - 56