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P-glycoprotein and multidrug resistance-associated protein mediate specific patterns of multidrug resistance in malignant glioma cell lines, but not in primary glioma cells.
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Johannes Rieger, Brigitte Frank, Michael Weller, Wolfgang Wick;
Mechanisms of resistance of human glioma cells to Apo2 ligand/TNF-related apoptosis-inducing ligand.
Cell. Physiol. Biochem. 20:23-34(2007)

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Dorothee Gramatzki, Georgios Pantazis, Jens Schittenhelm, Ghazaleh Tabatabai, Christoph Kohle, Wolfgang Wick, Michael Schwarz, Michael Weller, Isabel Tritschler;
Aryl hydrocarbon receptor inhibition downregulates the TGF-beta/Smad pathway in human glioblastoma cells.
Oncogene 28:2593-2605(2009)