1. Editorial announcement

   • Jan Klein

   Announcement Pages: 1 - 1

2. A new mouse cell-surface antigen (Ly-m20) controlled by a gene linked to Mls locus and defined by monoclonal antibodies

   • Shoji Kimura
   • Nobuhiko Tada
   • Ulrich Hämmerling

   Original Investigations Pages: 3 - 14

3. Genetic susceptibility to post-thymectomy autoimmune diseases in mice

   • Akinori Kojima
   • Richmond T. Prehn

   Original Investigations Pages: 15 - 27

4. Single gene control of resistance to cutaneous leishmaniasis in mice

   • Louis J. DeTolla Jr.
   • Phillip A. Scott
   • Jay P. Farrell

   Original Investigations Pages: 29 - 39

5. Tryptic peptide comparison of Ia antigen α and β polypeptides from the I-A Mutant B6.C-H-2 ^bm12 and its congenic parental strain B6

   • David J. McKean
   • Roger W. Melvold
   • Chella David

   Original Investigations Pages: 41 - 51

6. A monoclonal antibody detecting an Ia specificity mapping in the I-A or I-E subregion

   • Frank W. Symington
   • Jonathan Sprent

   Original Investigations Pages: 53 - 61

7. Genetics of histocompatibility in mice

   • Lawrence L. Johnson
   • Donald W. Bailey
   • Larry E. Mobraaten

   Original Investigations Pages: 63 - 71

8. Generation of cytotoxic T lymphocytes by the H-2-encoded E molecules

   • Antonio Juretić
   • Zoltan A. Nagy
   • Jan Klein

   Original Investigations Pages: 73 - 83

9. Role and strain distribution of genes controlling light chains needed for the expression of an intrastrain cross-reactive idiotype

   • Alan R. Brown1
   • Paul D. Gottlieb
   • Alfred Nisonoff

   Original Investigations Pages: 85 - 99

10. Structural features and selective expression of three Ly-5⁺ cell-surface molecules

    • Jwu-Sheng Tung
    • Margrit P. Scheid
    • Edward A. Boyse

    Original Investigations Pages: 101 - 106

11. Regulation of the human allogeneic proliferative response in vitro

    • Edgardo Carosella
    • Armand Bensussan
    • Marilyne Sasportes

    Original Investigations Pages: 107 - 116

12. Regulation of the human allogeneic proliferative response in vitro

    • Marilyne Sasportes
    • Edgardo Carosella
    • Jean Dausset

    Original Investigations Pages: 117 - 127

13. Further biochemical data on Qa-2

    • James Michaelson
    • Lorraine Flaherty
    • Holly Yudkowitz

    Original Investigations Pages: 129 - 140

14. Immunochemical analysis of anti-HLA-A2, HLA-A3, and HLA-B27 xenoantisera elicited with hybrids between human and murine cells

    • Michele A. Pellegrino
    • Ah-Kau Ng
    • Soldano Ferrone

    Original Investigations Pages: 141 - 152

15. Population studies of the HLA-linked SB antigens

    • Stephen Shaw
    • Rene J. Duquesnoy
    • Paula L. Smith

    Original Investigations Pages: 153 - 162

16. Complementation of allotype- and nonallotype-linked genes in the induction of low-zone tolerance to phage fd

    • Joachim Heuer
    • Eckehart Kölsch

    Brief Communications Pages: 163 - 167

17. Increased expression of Ia antigens on thymocytes from late preleukemic and leukemic AKR mice

    • Christoph C. Zielinski
    • Syamal K. Datta
    • Samuel D. Waksal

    Brief Communications Pages: 169 - 176

18. Ten new monoclonal antibodies detecting antigenic determinants on class I H-2 molecules

    • Felipe Figueroa
    • William C. Davis
    • Jan Klein

    Gene-Antigen Register Pages: 177 - 180

19. Books received

    Legacy Pages: 181 - 181

20. Book reviews

    BookReview Pages: 181 - 182

21. Announcements

    Announcement Pages: 182 - 182