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Metabolite target analysis of human urine combined with pattern recognition techniques for the study of symptomatic gout.
Molecular bioSystems 20121101
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A new imidazolium-embedded C18 stationary phase with enhanced performance in reversed-phase liquid chromatography.
Analytica chimica acta 20120813
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Bacillus anthracis inosine 5'-monophosphate dehydrogenase in action: the first bacterial series of structures of phosphate ion-, substrate-, and product-bound complexes.
Biochemistry 20120807
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Motor neurone disease in molybdenum-deficient sheep fed the endogenous purine xanthosine: possible mechanism for Tribulus staggers.
Australian veterinary journal 20120701
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Liquid chromatography-mass spectrometry-based metabolomic analysis of livers from aged rats.
Journal of proteome research 20120406
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First total synthesis of a naturally occurring iodinated 5'-deoxyxylofuranosyl marine nucleoside.
Marine drugs 20120401
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Bovine mammary stem cells: cell biology meets production agriculture.
Animal : an international journal of animal bioscience 20120301
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Online extraction and isolation of highly polar chemical constituents from Brassica napus L. pollen by high shear technique coupled with high-performance counter-current chromatography.
Journal of separation science 20120301
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Selection of monoclonal antibodies against 6-oxo-M(1)dG and their use in an LC-MS/MS assay for the presence of 6-oxo-M(1)dG in vivo.
Chemical research in toxicology 20120220
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Cell hierarchy and lineage commitment in the bovine mammary gland.
PloS one 20120101
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ArgR of Streptomyces coelicolor is a versatile regulator.
PloS one 20120101
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Metabonomic profiles delineate the effect of traditional Chinese medicine sini decoction on myocardial infarction in rats.
PloS one 20120101
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The Chlamydia psittaci genome: a comparative analysis of intracellular pathogens.
PloS one 20120101
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Pharmacogenetics meets metabolomics: discovery of tryptophan as a new endogenous OCT2 substrate related to metformin disposition.
PloS one 20120101
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In vitro expansion of the mammary stem/progenitor cell population by xanthosine treatment.
BMC cell biology 20120101
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Efficiency of purine utilization by Helicobacter pylori: roles for adenosine deaminase and a NupC homolog.
PloS one 20120101
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Associations between purine metabolites and clinical symptoms in schizophrenia.
PloS one 20120101
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Pyrimidine degradation influences germination seedling growth and production of Arabidopsis seeds.
Journal of experimental botany 20111101
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Arabidopsis thaliana nucleosidase mutants provide new insights into nucleoside degradation.
The New phytologist 20110701
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Ammonia channeling in Plasmodium falciparum GMP synthetase: investigation by NMR spectroscopy and biochemical assays.
Biochemistry 20110426
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Arabidopsis nucleoside hydrolases involved in intracellular and extracellular degradation of purines.
The Plant journal : for cell and molecular biology 20110301
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Distribution, biosynthesis and catabolism of methylxanthines in plants.
Handbook of experimental pharmacology 20110101
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Deep sequencing of the Camellia sinensis transcriptome revealed candidate genes for major metabolic pathways of tea-specific compounds.
BMC genomics 20110101
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Modeling antibiotic and cytotoxic effects of the dimeric isoquinoline IQ-143 on metabolism and its regulation in Staphylococcus aureus, Staphylococcus epidermidis and human cells.
Genome biology 20110101
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A nuclear magnetic resonance based approach to accurate functional annotation of putative enzymes in the methanogen Methanosarcina acetivorans.
BMC genomics 20110101
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A resource for discovering specific and universal biomarkers for distributed stem cells.
PloS one 20110101
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Plasmodium falciparum parasites are killed by a transition state analogue of purine nucleoside phosphorylase in a primate animal model.
PloS one 20110101
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SACK-expanded hair follicle stem cells display asymmetric nuclear Lgr5 expression with non-random sister chromatid segregation.
Scientific reports 20110101
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Culture environment-induced pluripotency of SACK-expanded tissue stem cells.
Journal of biomedicine & biotechnology 20110101
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Profiles of purine metabolism in leaves and roots of Camellia sinensis seedlings.
Plant & cell physiology 20101201
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An automated phenotype-driven approach (GeneForce) for refining metabolic and regulatory models.
PLoS computational biology 20101001
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New trends in nucleoside biotechnology.
Acta naturae 20100701
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Evaluation of inosin-5'-monophosphate dehydrogenase activity during maintenance therapy with tacrolimus.
Journal of clinical pharmacy and therapeutics 20100201
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Interpreting metabolomic profiles using unbiased pathway models.
PLoS computational biology 20100201
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Crystal structure of the ATPPase subunit and its substrate-dependent association with the GATase subunit: a novel regulatory mechanism for a two-subunit-type GMP synthetase from Pyrococcus horikoshii OT3.
Journal of molecular biology 20100115
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Homeostatic imbalance of purine catabolism in first-episode neuroleptic-naïve patients with schizophrenia.
PloS one 20100101
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An ab initio and AIM investigation into the hydration of 2-thioxanthine.
Chemistry Central journal 20100101
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Expression for caffeine biosynthesis and related enzymes in Camellia sinensis.
Zeitschrift fur Naturforschung. C, Journal of biosciences 20100101
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Essential region for 3-N methylation in N-methyltransferases involved in caffeine biosynthesis.
Zeitschrift fur Naturforschung. C, Journal of biosciences 20100101
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Protection effect of taurine on nitrosative stress in the mice brain with chronic exposure to arsenic.
Journal of biomedical science 20100101
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A transcriptomic approach highlights induction of secondary metabolism in citrus fruit in response to Penicillium digitatum infection.
BMC plant biology 20100101
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Constraint-based modeling analysis of the metabolism of two Pelobacter species.
BMC systems biology 20100101
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Radiation-induced biomarkers for the detection and assessment of absorbed radiation doses.
Journal of pharmacy & bioallied sciences 20100101
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Opioid use affects antioxidant activity and purine metabolism: preliminary results.
Human psychopharmacology 20091201
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Alterations in tryptophan and purine metabolism in cocaine addiction: a metabolomic study.
Psychopharmacology 20091001
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A fast capillary electrophoresis method for separation and quantification of modified nucleosides in urinary samples.
Analytical chemistry 20090801
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Xanthosine 5'-monophosphate (XMP). Acid-base and metal ion-binding properties of a chameleon-like nucleotide.
Chemical Society reviews 20090801
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Radiation metabolomics. 2. Dose- and time-dependent urinary excretion of deaminated purines and pyrimidines after sublethal gamma-radiation exposure in mice.
Radiation research 20090701
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In vivo expansion of the mammary stem/ progenitor cell population by xanthosine infusion.
Experimental biology and medicine (Maywood, N.J.) 20090401
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Prediction of breast cancer by profiling of urinary RNA metabolites using Support Vector Machine-based feature selection.
BMC cancer 20090101
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Chemical constituents from the seeds of Trifolium alexandrinum.
Natural product research 20081201
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A kinetic alignment of orthologous inosine-5'-monophosphate dehydrogenases.
Biochemistry 20080819
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ITPase activity in dry blood spots is comparable with that in fresh erythrocytes.
Nucleosides, nucleotides & nucleic acids 20080601
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Structure and inhibition of orotidine 5'-monophosphate decarboxylase from Plasmodium falciparum.
Biochemistry 20080325
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Retraction notice to 'Validation and application of a high-performance liquid chromatographic-based assay for determination of the inosine 5'-monophosphate dehydrogenase activity in erythrocytes.' [J. Chromatogr. B 842 (2006) 1-7].
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 20080315
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Dimerization of N-methyltransferases involved in caffeine biosynthesis.
Biochimie 20080301
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Horizontal gene transfer and the evolution of transcriptional regulation in Escherichia coli.
Genome biology 20080101
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CFP and YFP, but not GFP, provide stable fluorescent marking of rat hepatic adult stem cells.
Journal of biomedicine & biotechnology 20080101
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Significance analysis of microarray for relative quantitation of LC/MS data in proteomics.
BMC bioinformatics 20080101
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Expression of caffeine biosynthesis genes in tea (Camellia sinensis).
Zeitschrift fur Naturforschung. C, Journal of biosciences 20080101
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Structure and redox properties of radicals derived from one-electron oxidised methylxanthines.
Redox report : communications in free radical research 20080101
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Molecular basis of the antimutagenic activity of the house-cleaning inosine triphosphate pyrophosphatase RdgB from Escherichia coli.
Journal of molecular biology 20071207
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RNA analysis by MEKC with LIF detection.
Electrophoresis 20071101
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The structure of two N-methyltransferases from the caffeine biosynthetic pathway.
Plant physiology 20070601
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Structure-based design, synthesis, evaluation, and crystal structures of transition state analogue inhibitors of inosine monophosphate cyclohydrolase.
The Journal of biological chemistry 20070427
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Identification of an in vivo inhibitor of Bacillus anthracis spore germination.
The Journal of biological chemistry 20070420
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Cloning, expression, crystallization and preliminary X-ray analysis of the XMT and DXMT N-methyltransferases from Coffea canephora (robusta).
Acta crystallographica. Section F, Structural biology and crystallization communications 20070401
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Antiviral activity of tiazofurin and mycophenolic acid against Grapevine leafroll-associated virus 3 in Vitis vinifera explants.
Antiviral research 20070301
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The phosphofructokinase-B (MJ0406) from Methanocaldococcus jannaschii represents a nucleoside kinase with a broad substrate specificity.
Extremophiles : life under extreme conditions 20070101
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Metabolic signature of breast cancer cell line MCF-7: profiling of modified nucleosides via LC-IT MS coupling.
BMC biochemistry 20070101
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Evidence for intramolecular aromatic-ring stacking in the physiological pH range of the monodeprotonated xanthine residue in mixed-ligand complexes containing xanthosinate 5'-monophosphate (XMP).
Dalton transactions (Cambridge, England : 2003) 20061214
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Profiles of purine biosynthesis, salvage and degradation in disks of potato (Solanum tuberosum L.) tubers.
Planta 20061201
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Functional characterization of nucleoside transporter gene replacements in Leishmania donovani.
Molecular and biochemical parasitology 20061201
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Transgenic tobacco plants producing caffeine: a potential new strategy for insect pest control.
Transgenic research 20061201
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First joint italian-german purine club meeting 'progress in purinergic receptor pharmacology and function'.
Purinergic signalling 20061101
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Recent advances in structure and function of cytosolic IMP-GMP specific 5'-nucleotidase II (cN-II).
Purinergic signalling 20061101
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Acid-base and metal-ion-binding properties of xanthosine 5'-monophosphate (XMP) in aqueous solution: complex stabilities, isomeric equilibria, and extent of macrochelation.
Chemistry (Weinheim an der Bergstrasse, Germany) 20061025
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Determination of inosine monophosphate dehydrogenase activity in human CD4+ cells isolated from whole blood during mycophenolic acid therapy.
Therapeutic drug monitoring 20061001
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Validation and application of a high-performance liquid chromatographic-based assay for determination of the inosine 5'-monophosphate dehydrogenase activity in erythrocytes.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 20060914
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The EF-G-like GTPase Snu114p regulates spliceosome dynamics mediated by Brr2p, a DExD/H box ATPase.
Molecular cell 20060804
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In-source CID of guanosine: gas phase ion-molecule reactions.
Journal of the American Society for Mass Spectrometry 20060801
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Calcium-stimulated guanosine--inosine nucleosidase from yellow lupin (Lupinus luteus).
Phytochemistry 20060701
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A conditional mutant deficient in hypoxanthine-guanine phosphoribosyltransferase and xanthine phosphoribosyltransferase validates the purine salvage pathway of Leishmania donovani.
The Journal of biological chemistry 20060609
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Modified nucleosides: an accurate tumour marker for clinical diagnosis of cancer, early detection and therapy control.
British journal of cancer 20060605
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Thermodynamic properties of enzyme-catalyzed reactions involving guanine, xanthine, and their nucleosides and nucleotides.
Biophysical chemistry 20060601
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Caffeine biosynthesis and adenine metabolism in transgenic Coffea canephora plants with reduced expression of N-methyltransferase genes.
Phytochemistry 20060501
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Measurement of erythrocyte inosine triphosphate pyrophosphohydrolase (ITPA) activity by HPLC and correlation of ITPA genotype-phenotype in a Caucasian population.
Clinical chemistry 20060201
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7-Functionalized 7-deazapurine ribonucleosides related to 2-aminoadenosine, guanosine, and xanthosine: glycosylation of pyrrolo[2,3-d]pyrimidines with 1-O-acetyl-2,3,5-tri-O-benzoyl-D-ribofuranose.
The Journal of organic chemistry 20060106
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[Nucleoside-5'-triphosphate hydrolysis in the liver and kidney of rats with chronic alloxan diabetes].
Biomeditsinskaia khimiia 20060101
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Guanidine derivatives rescue the Arg418Ala mutation of Tritrichomonas foetus IMP dehydrogenase.
Biochemistry 20051220
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Simultaneous high performance liquid chromatographic separation of purines, pyrimidines, N-acetylated amino acids, and dicarboxylic acids for the chemical diagnosis of inborn errors of metabolism.
Clinical biochemistry 20051101
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N(3),5'-cycloxanthosine, the first natural occurrence of a cyclonucleoside.
Journal of natural products 20051101
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YjjX: from structure 'Tu' function.
Structure (London, England : 1993) 20051001
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Identification of an ITPase/XTPase in Escherichia coli by structural and biochemical analysis.
Structure (London, England : 1993) 20051001
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Isolation of promoter for N-methyltransferase gene associated with caffeine biosynthesis in Coffea canephora.
Journal of biotechnology 20050922
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Is Arg418 the catalytic base required for the hydrolysis step of the IMP dehydrogenase reaction?
Biochemistry 20050906
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Caffeine production in tobacco plants by simultaneous expression of three coffee N-methyltrasferases and its potential as a pest repellant.
Plant molecular biology 20050901
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On-line hyphenation of quantum cascade laser and capillary electrophoresis.
Journal of chromatography. A 20050812
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Purification and characterization of RihC, a xanthosine-inosine-uridine-adenosine-preferring hydrolase from Salmonella enterica serovar Typhimurium.
Biochimica et biophysica acta 20050525
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Cytosine catalysis of nitrosative guanine deamination and interstrand cross-link formation.
Journal of the American Chemical Society 20050525
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Molecular crosstalk between the nucleotide specificity determinant of the SRP GTPase and the SRP receptor.
Biochemistry 20050426
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Escherichia coli purine nucleoside phosphorylase II, the product of the xapA gene.
Journal of molecular biology 20050422
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Evidence for the involvement of cytosolic 5'-nucleotidase (cN-II) in the synthesis of guanine nucleotides from xanthosine.
The Journal of biological chemistry 20050408
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A combined computational and experimental study of the hydrogen-bonded dimers of xanthine and hypoxanthine.
The journal of physical chemistry. A 20050303
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Solvatochromism of a novel betaine dye derived from purine.
The journal of physical chemistry. A 20050210
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Demonstration of an alternative mechanism for G-to-G cross-link formation.
Journal of the American Chemical Society 20050126
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Taxonomic distribution and quantitative analysis of free purine and pyrimidine nucleosides in snake venoms.
Comparative biochemistry and physiology. Part B, Biochemistry & molecular biology 20050101
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Metabolic regulation of ATP breakdown and of adenosine production in rat brain extracts.
The international journal of biochemistry & cell biology 20041101
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Acid-base properties of xanthosine 5'-monophosphate (XMP) and of some related nucleobase derivatives in aqueous solution: micro acidity constant evaluations of the (N1)H versus the (N3)H deprotonation ambiguity.
Chemistry (Weinheim an der Bergstrasse, Germany) 20041011
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A new approach to natural products discovery exemplified by the identification of sulfated nucleosides in spider venom.
Journal of the American Chemical Society 20040825
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5-Cyanoimino-4-oxomethylene-4,5-dihydroimidazole and 5-cyanoamino-4-imidazolecarboxylic acid intermediates in nitrosative guanosine deamination: evidence from 18O-labeling experiments.
Journal of the American Chemical Society 20040818
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Distribution and biosynthesis of caffeine in plants.
Frontiers in bioscience : a journal and virtual library 20040501
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Functional group recognition at the aminoacylation and editing sites of E. coli valyl-tRNA synthetase.
RNA (New York, N.Y.) 20040301
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Xanthine nucleotide-specific G-protein alpha-subunits: a novel approach for the analysis of G-protein-mediated signal transduction.
Naunyn-Schmiedeberg's archives of pharmacology 20040201
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Xanthine, xanthosine and its nucleotides: solution structures of neutral and ionic forms, and relevance to substrate properties in various enzyme systems and metabolic pathways.
Acta biochimica Polonica 20040101
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Analysis of urinary nucleosides. IV. Identification of urinary purine nucleosides by liquid chromatography/electrospray mass spectrometry.
Rapid communications in mass spectrometry : RCM 20040101
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Clonal expansion of adult rat hepatic stem cell lines by suppression of asymmetric cell kinetics (SACK).
Biotechnology and bioengineering 20030930
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Differential pulse and square-wave cathodic stripping voltammetry of xanthine and xanthosine at a mercury electrode.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 20030801
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The first committed step reaction of caffeine biosynthesis: 7-methylxanthosine synthase is closely homologous to caffeine synthases in coffee (Coffea arabica L.).
FEBS letters 20030717
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Unusual nucleotide-binding properties of the chloroplast protein import receptor, atToc33.
FEBS letters 20030605
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Molecular cloning and functional characterization of three distinct N-methyltransferases involved in the caffeine biosynthetic pathway in coffee plants.
Plant physiology 20030501
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The purine nucleoside cycle in cell-free extracts of rat brain: evidence for the occurrence of an inosine and a guanosine cycle with distinct metabolic roles.
Cellular and molecular life sciences : CMLS 20030401
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GDP affinity and order state of the catalytic site are critical for function of xanthine nucleotide-selective Galphas proteins.
The Journal of biological chemistry 20030307
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Structural properties of the neutral and monoanionic forms of xanthosine, highly relevant to their substrate properties with various enzyme systems.
Nucleosides, nucleotides & nucleic acids 20030301
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Isolation of a new dual-functional caffeine synthase gene encoding an enzyme for the conversion of 7-methylxanthine to caffeine from coffee (Coffea arabica L.).
FEBS letters 20030116
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Distinct interactions of G(salpha-long), G(salpha-short), and G(alphaolf) with GTP, ITP, and XTP.
Biochemical pharmacology 20020815
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Xanthosine and xanthine. Substrate properties with purine nucleoside phosphorylases, and relevance to other enzyme systems.
European journal of biochemistry 20020801
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Identification of the dITP- and XTP-hydrolyzing protein from Escherichia coli.
Journal of biochemistry and molecular biology 20020731
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Influence of mycophenolic acid on inosine 5'-monophosphate dehydrogenase activity in human peripheral blood mononuclear cells.
Clinica chimica acta; international journal of clinical chemistry 20020401
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Formation of 2-chloroinosine from guanosine by treatment of HNO(2) in the presence of NaCl.
Bioorganic & medicinal chemistry 20011101
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Non-radioactive determination of inosine 5'-monophosphate dehydro-genase (IMPDH) in peripheral mononuclear cells.
Clinical biochemistry 20011001
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Fluorescent charge-neutral analogue of xanthosine: synthesis of a 2'-deoxyribonucleoside bearing a 5-aza-7-deazaxanthine base.
The Journal of organic chemistry 20010727
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Elongation factor Ts can act as a steric chaperone by increasing the solubility of nucleotide binding-impaired elongation factor-Tu.
Biochemistry 20010724
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Intracellular phosphorylation of carbocyclic 3-deazaadenosine, an anti-Ebola virus agent.
Antiviral chemistry & chemotherapy 20010701
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Cloning, expression, and characterization of a human inosine triphosphate pyrophosphatase encoded by the itpa gene.
The Journal of biological chemistry 20010601
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Analysis of peroxynitrite reactions with guanine, xanthine, and adenine nucleosides by high-pressure liquid chromatography with electrochemical detection: C8-nitration and -oxidation.
Chemical research in toxicology 20010401
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7-Methylxanthine methyltransferase of coffee plants. Gene isolation and enzymatic properties.
The Journal of biological chemistry 20010316