1. Axonal transport of Borna disease virus along olfactory pathways in spontaneously and experimentally infected rats

   • J. A. Morales
   • S. Herzog
   • R. Rott

   Original Investigations Pages: 51 - 68

2. Biochemistry and pathogenicity of echovirus 9

   • B. Rosenwirth
   • D. Ziegenhagen
   • H. J. Eggers

   Original Investigations Pages: 69 - 81

3. Immunity to varicella zoster virus in children with leukaemia

   • P. M. Ndumbe
   • K. Wheeler
   • R. J. Levinsky

   Original Investigations Pages: 83 - 89

4. Adaptation of hepatitis A virus to high titre growth in diploid and permanent cell cultures

   • J. -P. Gregersen
   • S. Mehdi
   • R. Mauler

   Original Investigations Pages: 91 - 100

5. The microscopic double immunofluorescence technique, a method for quantitative differentiation between extra- and intracellularly located bacteria in isolated polymorphonuclear granulocytes

   • L. Dziwisch
   • J. Heesemann
   • B. Kremer

   Original Investigations Pages: 101 - 107

6. Comparative studies on Actinomyces pyogenes and Arcanobacterium haemolyticum

   • Ch. Lämmler
   • H. Blobel

   Short Communication Pages: 109 - 114