1. In memoriam

   • Erik Thorsby

   Announcement Pages: 1 - 2

2. Activation of Lyt-2 associated with distant upstream insertion of an SL3-3 provirus

   • Donald S. Anson
   • Kristie Clarkin
   • Robert Hyman

   Original Articles Pages: 3 - 14

3. Molecular characterization of the variable regions of a mouse polyreactive IgG2b antibody with rheumatoid factor activity

   • Anabelle Sequeira
   • Stratis Avrameas
   • Evelyne Jouvin-Marche

   Original Articles Pages: 15 - 21

4. “Self” to cytotoxic T cells has to be 1 000 or less high affinity nonapeptides per MHC antigen

   • Susumu Ohno

   Original Articles Pages: 22 - 27

5. Genetic control of streptococcus-induced hepatic granulomatous lesions in mice

   • Chao-Yuan Chen
   • S. A. Cohen
   • B. Albini

   Original Articles Pages: 28 - 32

6. Allelic diversity at the primate major histocompatibility complex DRB6 locus

   • Alfredo Corell
   • Pablo Morales
   • Antonio Arnaiz-Villena

   Original Articles Pages: 33 - 38

7. Trans-species evolution of Mhc-DRB haplotype polymorphism in primates: Organization of DRB genes in the chimpanzee

   • Uwe Brändle
   • Hideki Ono
   • Jan Klein

   Original Articles Pages: 39 - 48

8. A possible association between basic amino acids of position 13 of DRB1 chains and autoimmune hepatitis

   • Masao Ota
   • Takeshi Seki
   • Hidetoshi Inoko

   Original Articles Pages: 49 - 55

9. DRw52-group haplotypes are frequent acceptors of DRw15-Dw2 DQ genes in DQA1-DRB1 recombination

   • Pere Santamaria
   • Harriet J. Noreen
   • Stephen S. Rich

   Brief Communication Pages: 56 - 63

10. AB1: A novel HLA-DPB1 allele found in one third of an Australian population

    • X. Gao
    • A. Veale
    • S. Serjeantson

    Gene-antigen Register Pages: 64 - 66

11. Polymorphism of the Tcrg-V1-V2 region in mice: identification of a new Vg1 allele in DBA/2

    • Thierry Roger
    • Michel Seman

    Gene-antigen Register Pages: 67 - 69