1. Editor's page

   EditorialNotes Pages: 3 - 3

2. Molecular biology of drug resistance

   • Antonio Fojo
   • Marilyn Cornwell
   • Ira Pastan

   9th San Antonio Breast Cancer Symposium — Plenary Lecture Pages: 5 - 16

3. Review: Biologic heterogeneity of cancer metastases

   • Isaiah J. Fidler

   9th San Antonio Breast Cancer Symposium-Plenary Lecture Pages: 17 - 26

4. Predicting recurrence and survivial in breast cancer

   • William L. McGuire
   • Gary M. Clark
   • I. Craig Henderson

   Viewpoints Pages: 27 - 38

5. Combined modality treatment of locally advanced breast cancer: Adjuvant combination chemotherapy with and without doxorubicin

   • Ephraim S. Casper
   • Carol A. Guidera
   • David W. Kinne

   Report Pages: 39 - 44

6. Polyamines and the synthesis of estradiol-regulated growth factors in rat mammary cancer in culture

   • Andrea Manni
   • Carol Wright
   • Lawrence M. Demers

   Report Pages: 45 - 51

7. Methylthioadenosine phosphorylase in human breast cancer

   • Rune Smaaland
   • Jon-Sverre Schanche
   • Per Magne Ueland

   Report Pages: 53 - 59

8. Antiestrogen binding sites in microsomal fractions of malignant and nonmalignant human breast tissues

   • Rajeshwari R. Mehta
   • Tapas K. DasGupta

   Report Pages: 61 - 67

9. Intratumoral variations in cytoplasmic estrogen receptor levels in breast cancer

   • Ana Lluch
   • Antonio Antón
   • Javier Carcia-Conde

   Brief communication Pages: 69 - 70

10. Announcement

    Announcement Pages: 71 - 71