Originals

M. Karbowniczek, M. Chosia, W. Domagala: Nuclear Morphometry of MIB-1 Positive and Negative Tumor Cells in Primary and Metastatic Malignant Melanoma of the Skin

M. Debiec-Rychter, W. Biernat, J. Limon, R. Kordek, E. Izycka, J. Borowska-Lehman, B. Imielinski, P. P. Liberski: Cytogenetic and Proliferative Potentials in Meningiomas

A. Kasprzak, W. Biczysko, M. Zabel, J. Wysocki, J. Surdyk-Zasada: Studies on Tissue Expression of HBV in Children with Chronic Hepatitis Type B Using Immunomax Techniques

W. Debek, L. Chyczewski, K. J. Oldhafer: BN522021 Inhibits Activation of Peritoneal Mast Cells Caused by Hemorrhage and Blood Volume Restoration

J. Rafalowska, A. Fidzianska, Z. Jamrozik: Ultrastructural Features of Immaturity in Blood Vessels of Neonatal Rat Spinal Cord

A. Marszalek, W. Biczysko, M. Wasowicz: Development of the Fetal and Newborn Lung - Morphometric Studies (Rat Model)

W. Jedrychowski, T. Popiela, M. Drews, A. Gabryelewicz, K. Marlicz, P. Misiunia, Z. Wajda, A. Matyja, K. Nowak, H. R. J. Wahrendorf: Effect of Helicobacter Pylori Infection, Smoking and Dietary Habits on the Occurrence of Antrum Intestinal Metaplasia. Clinico- Epidemiological Study in Poland

Case Reports

T. Fiks: Pleomorphic Adenoma (Benign "Mixed" Tumor) of the Human Female Breast. Case Report

I. Lewy-Trenda, A. Wierzchniewska-Lawska: Hyalinizing Trabecular Adenoma of the Thyroid Gland - a Report of Two Cases