High-performance liquid chromatographic assay for identification and quantitation of nucleotides in lymphocytes and malignant lymphoblasts von De Abreu, Ronney A., van Baal, John M., Bakkeren, Jan A.J.M., De Bruyn, Chris H.M.M., Schretlen, Egbert D.A.M.

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Purine de novo synthesis as the basis of synergism of methotrexate and 6-mercaptopurine in human malignant lymphoblasts of different lineages von Bökkerink, Jos P.M., Bakker, Marinka A.H., Hulscher, Tilly W., De Abreu, Ronney A., Schretlen, Egbert D.A.M.

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Effects of methotrexate on purine and pyrimidine metabolism and cell-kinetic parameters in human malignant lymphoblasts of different lineages von Bökkerink, Jos P.M., De Abreu, Ronney A., Bakker, Marinka A.H., Hulscher, Tilly W., Van Baal, John M., Schretlen, Egbert D.A.M., De Bruijn, Chris H.M.M.

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Sequence-, time- and dose-dependent synergism of methotrexate and 6-mercaptopurine in malignant human T-lymphoblasts von Bökkerink, Jos P.M., Bakker, Marinka A.H., Hulscher, Tilly W., De Abreu, Ronney R.A., Schretlen, Egbert D.A.M., Van Laarhoven, Jan P.R.M., De Bruyn, Chris H.M.M.

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High-performance liquid chromatographic determination of purine and pyrimidine bases, ribonucleosides, deoxyribonucleosides and cyclic ribonucleotides in biological fluids von De Abreu, Ronney A., van Baal, John M., De Bruyn, Chris H.M.M., Bakkeren, An A.J.M., Schretlen, Egbert D.A.M.

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High-performance liquid chromatographic determination of plasma 6-mercaptopurine in clinically relevant concentrations von De Abreu, Ronney A., Van Baal, John M., Schouten, Teunis J., Schretlen, Egbert D.A.M., De Bruyn, Chris H.M.M.

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6-thioguanine: high-dose 2-H infusions in goats von SCHOUTEN, T. J, DE ABREU, R. A, SCHRETLEN, E. D. A. M, VAN LEEUWEN, M. B, VAN BAAL, J. M, DE VAAN, G. A. M

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Mechanism of allopurinol-mediated inhibition and stabilization of human orotate phosphoribosyltransferase and orotidine phosphate decarboxylase von Tax, Wil J.M., Veerkamp, Jacques H., Trijbels, Frans J.M., Schretlen, Egbert D.A.M.

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