In remembrance of Rudolf Virchow (1821-1902) / Schmidt, A. -- In memoriam of Rudolf Virchow: a historical retrospective including aspects of inflammation, infection and neoplasia / Schmidt, A., Weber, O.F. -- Aneuploidy and cancer: from correlation to causation / Duesberg, P. [and others] -- Adult stem cell theory of the multi-stage, multi-mechanism theory of carcinogenesis: role of inflammation on the promotion of initiated stem cells / Trosko, J.E., Tai, M.-H. -- Helicobacter pylori and gastric neoplasia / Leung, W.K. -- Schistosomiasis and neoplasia / Yosry, A. -- Relevant oncogenic viruses in veterinary medicine: original pathogens and animal models for human disease / Truyen, U., L"chelt, M. -- The inflammatory tumor microenvironment and its impact on cancer development / de Visser, K.E., Coussens, L.M. -- Co-opting macrophage traits in cancer progression: a consequence of tumor cell fusion? / Pawelek, J. [and others] -- Carcinogenesis driven by bone marrow-derived stem cells / Dittmar, T. [and others] -- Chemokine-directed metastasis / Gomperts, B.N., Strieter, R.M. -- Involvement of chemokine receptors in organ-specific metastasis / Zlotnik, A. -- Visualization of tumor cell extravasation / Heyder, C. [and others] -- Options for visualizing metastatic disease in the living body / Helms, M.W., Brandt, B.H., Contag, C. -- Infection, inflammation and neoplasia: an interdisciplinary challenge / Zaenker, K.S.