1. Editors' preface

   EditorialNotes Pages: 3 - 5

2. Autologous cellular immune response to primary and metastatic human melanomas and its regulation by DR antigens expressed on tumor cells

   • Giorgio Parmiani
   • Giuseppe Fossati
   • Natale Cascinelli

   OriginalPaper Pages: 7 - 26

3. Some aspects of size-dependent differential drug response in primary and metastatic tumors

   • Ikuo Abe
   • Maroh Suzuki
   • Haruo Sato

   OriginalPaper Pages: 27 - 39

4. Molecular mechanisms of cell adhesion in normal and transformed cells

   • Robert Brackenbury

   OriginalPaper Pages: 41 - 58

5. The control of cell motility during embryogenesis

   • Peter B. Armstrong

   OriginalPaper Pages: 59 - 79

6. Glycosidases in cancer and invasion

   • Ralph J. Bernacki
   • Michael J. Niedbala
   • Walter Korytnyk

   OriginalPaper Pages: 81 - 101

7. Announcement

   Announcement Pages: 103 - 104