1. Evidence for the contribution of the host species to the extent of antigenic variation of N1 influenza virus neuraminidase

   • F. Maywald
   • F. X. Bosch
   • R. Rott

   OriginalPaper Pages: 1 - 11

2. Problems of live virus vaccine-associated poliomyelitis a paralytic case with isolation of all three poliovirus types

   • Th. Mertens
   • W. Schürmann
   • H. J. Eggers

   OriginalPaper Pages: 13 - 21

3. Bacteria-immune system interactions. V.Escherichia coli cell-wall components involved in binding to lymphocytes

   • R. K. Shockley
   • R. Kleinman

   OriginalPaper Pages: 23 - 32

4. Absorption of human α₂-macroglobulin with selected strains of streptococci

   • Hans-Peter Müller
   • Hans Blobel

   OriginalPaper Pages: 33 - 39

5. Epidemiological studies ofPseudomonas aeruginosa infections in leg ulcers

   • Pasquale Urbano
   • Rosanna Dei
   • Aldo Mazza

   OriginalPaper Pages: 41 - 45

6. Serologische Diagnostik akuterBrucella melitensis-Infektionen in einer bislang brucellosefreien Region

   • R. Ansorg
   • U. Unger
   • G. Palm

   OriginalPaper Pages: 47 - 55

7. HLA antigens in schizophrenia, major depressive disorder, and schizoaffective disorder

   • M. Rösler
   • W. Bellaire
   • A. Jarovici

   OriginalPaper Pages: 57 - 65

8. Viral antibodies in maternal and cord sera

   • T. Gotlieb-Stematsky
   • I. Meron
   • V. Insler

   OriginalPaper Pages: 67 - 74