1. Progress and challenges toward an AIDS vaccine: Brother, can you spare a paradigm?

   • Wayne C. Koff
   • Alan M. Schultz

   Special Article Pages: 127 - 133

2. Characterization of interleukin-15 (IL-15) and the IL-15 receptor complex

   • Mary K. Kennedy
   • Linda S. Park

   Special Article Pages: 134 - 143

3. Mucosal inflammatory cytokine production by intestinal biopsies in patients with ulcerative colitis and Crohn's disease

   • J. -M. Reimund
   • C. Wittersheim
   • B. Duclos

   Original Articles Pages: 144 - 150

4. Abnormalin vitro thymocyte differentiation in a patient with severe combined immunodeficiency-Nezelof's syndrome

   • Alan P. Knutsen
   • Donna Wall
   • John D. Bouhasin

   Original Articles Pages: 151 - 158

5. Blood cytokine levels rise even after minor surgical trauma

   • Irena Grzelak
   • Waldemar L. Olszewski
   • Wojciech Rowinski

   Original Articles Pages: 159 - 164

6. Long-term follow-up of health in blood donors with primary selective IgA deficiency

   • Sinikka Koskinen

   Original Articles Pages: 165 - 170

7. The effects of retinoic acid on immunoglobulin synthesis: Role of interleukin 6

   • Mark Ballow
   • Shunan Xiang
   • Linda Brodsky

   Original Articles Pages: 171 - 179

8. Book review

   • Harold S. Novey

   BookReview Pages: 180 - 180

9. 13th International convocation on immunology: Immunologic and molecular diagnostics of infectious disease

   Announcement Pages: 181 - 181