John M. van Baal

High-performance liquid chromatographic assay for identification and quantitation of nucleotides in lymphocytes and malignant lymphoblasts

Ronney A. De Abreu, John M. van Baal, J. A. J. M. Bakkeren et al. · Journal of Chromatography B Biomedical Sciences and Applications · 1982 · 67 citations

Malignant Lymphoblasts, Medicine, Bioanalysis +11

Effects of oral and intramuscular vitamin K prophylaxis on vitamin K1, PIVKA-II, and clotting factors in breast fed infants.

Elisabeth A. M. Cornelissen, L.A.A. Kollée, Ronney A. De Abreu et al. · Archives of Disease in Childhood · 1992 · 65 citations · Full text

Vitamin K Antagonists, Nutrition, Nutrient Physiology +12

High-performance liquid chromatographic determination of purine and pyrimidine bases, ribonucleosides, deoxyribonucleosides and cyclic ribonucleotides in biological fluids

Ronney A. De Abreu, John M. van Baal, C. H. M. M. de Bruyn et al. · Journal of Chromatography B Biomedical Sciences and Applications · 1982 · 50 citations

Biological Fluids, Biochemistry, Gas Chromatography +11

Effects of methotrexate on purine and pyrimidine metabolism and cell-kinetic parameters in human malignant lymphoblasts of different lineages

Jos P.M. Bökkerink, Ronney A. De Abreu, Marinka A.H. Bakker et al. · Biochemical Pharmacology · 1988 · 34 citations

Lymphoid Neoplasia, Pyrimidine Metabolism, Oncogenic Agent +9

Dose-related effects of methotrexate on purine and pyrimidine nucleotides and on cell-kinetic parameters in molt-4 malignant human T-lymphoblasts

Jos P.M. Bökkerink, Ronney A. De Abreu, Marinka A.H. Bakker et al. · Biochemical Pharmacology · 1986 · 24 citations

Oncogenic Agent, Medicine, Pharmacology +10