1. Role of collagenases in tumor cell invasion

   • Lance A. Liotta
   • Unnur P. Thorgeirsson
   • Spiridione Garbisa

   OriginalPaper Pages: 277 - 288

2. Extracellular matrix destruction by invasive tumor cells

   • Pater A. Jones
   • Yves A. De Clerck

   OriginalPaper Pages: 289 - 317

3. Intratumor immunologic heterogeneity

   • Fred R. Miller

   OriginalPaper Pages: 319 - 334

4. In vitro growth characteristics associated with benign and metastatic variants of tumor cells

   • Maria A. Cifone

   OriginalPaper Pages: 335 - 347