2024
Stochastic modeling of a gene regulatory network driving B cell development in germinal centers
Koshkin A, Herbach U, Martínez M, Gandrillon O, Crauste F. Stochastic modeling of a gene regulatory network driving B cell development in germinal centers. PLOS ONE 2024, 19: e0301022. PMID: 38547073, PMCID: PMC10977792, DOI: 10.1371/journal.pone.0301022.Peer-Reviewed Original ResearchMeSH KeywordsB-LymphocytesGene Expression ProfilingGene Regulatory NetworksGerminal CenterHumansSystems BiologyConceptsGene regulatory network structureGene regulatory networksGene expression dataExpression dataB cell differentiationSingle-cellAssociated with cell developmentGC B cell differentiationStages of B-cell differentiationB cell developmentSelection of B cellsGene regulationRegulatory networksTranscriptome dataSystems biologyHigh-affinity antibodiesRegulatory mechanismsCell developmentGenesAdaptive immune systemMRNA distributionPlasmablast stageGerminal centersDifferentiationImmune system
2021
Multiscale Modeling of Germinal Center Recapitulates the Temporal Transition From Memory B Cells to Plasma Cells Differentiation as Regulated by Antigen Affinity-Based Tfh Cell Help
Tejero E, Lashgari D, García-Valiente R, Gao X, Crauste F, Robert P, Meyer-Hermann M, Martínez M, van Ham S, Guikema J, Hoefsloot H, van Kampen A. Multiscale Modeling of Germinal Center Recapitulates the Temporal Transition From Memory B Cells to Plasma Cells Differentiation as Regulated by Antigen Affinity-Based Tfh Cell Help. Frontiers In Immunology 2021, 11: 620716. PMID: 33613551, PMCID: PMC7892951, DOI: 10.3389/fimmu.2020.620716.Peer-Reviewed Original ResearchMeSH KeywordsAsymmetric Cell DivisionB-LymphocytesCD40 AntigensCell LineageComputer SimulationGene Regulatory NetworksGerminal CenterHumansImmunologic MemoryInterferon Regulatory FactorsLymphopoiesisModels, ImmunologicalPlasma CellsPositive Regulatory Domain I-Binding Factor 1Proto-Oncogene Proteins c-bcl-6Signal TransductionT Follicular Helper CellsTime FactorsConceptsB cell to plasma cell differentiationAsymmetric divisionRegulatory interactions of transcription factorsPlasma cell differentiationInteraction of transcription factorsCore gene regulatory networkGene regulatory networksCell differentiationCell-fate decisionsTemporal switchB cell receptor affinityGerminal center reactionB cellsCD40 signaling pathwayRegulatory networksRegulatory interactionsTranscription factorsEffective immune protectionCenter reactionSignaling pathwayAdaptive immune systemT follicular helper cellsPlasma cell generationMemory B cellsMolecular modules
2020
FPGA Accelerated Analysis of Boolean Gene Regulatory Networks
Manica M, Polig R, Purandare M, Mathis R, Hagleitner C, Martínez M. FPGA Accelerated Analysis of Boolean Gene Regulatory Networks. IEEE/ACM Transactions On Computational Biology And Bioinformatics 2020, 17: 2141-2147. PMID: 31494553, DOI: 10.1109/tcbb.2019.2936836.Peer-Reviewed Original ResearchMeSH KeywordsComputational BiologyComputer SimulationGene Regulatory NetworksHumansLeukemia, Large Granular LymphocyticModels, GeneticSoftwareConceptsQualitative models of gene regulatory networksModels of gene regulatory networksAdvanced high-throughput technologiesGene regulatory networksHigh-throughput technologiesComplex molecular networkBoolean modelRegulatory networksBiological insightsT-cell large granular lymphocytic leukemiaMolecular networksAttractor detectionField Programmable Gate ArrayLarge granular lymphocytic leukemiaSoftware simulation toolGranular lymphocytic leukemiaSimulation toolPerformance improvementReconfigurable integrated circuits
2017
High-throughput validation of ceRNA regulatory networks
Chiu H, Martínez M, Bansal M, Subramanian A, Golub T, Yang X, Sumazin P, Califano A. High-throughput validation of ceRNA regulatory networks. BMC Genomics 2017, 18: 418. PMID: 28558729, PMCID: PMC5450082, DOI: 10.1186/s12864-017-3790-7.Peer-Reviewed Original ResearchMeSH KeywordsDatabases, GeneticGene Regulatory NetworksHigh-Throughput Nucleotide SequencingHumansMCF-7 CellsMicroRNAsSequence Analysis, RNAConceptsCeRNA interactionsMiRNA targetsCancer genesCompetitive endogenous RNAHigh-throughput validationIndirect regulatory influencesCellular contextMiRNA activityTumor contextMCF7 cellsTarget abundanceGenesPhysiological relevanceExperimental assaysCompetitive endogenous RNA networkAbundanceConclusionsOur resultsPredicted targetsTCGA profileMiRNAsRegulatory influenceEndogenous RNAResultsToRNABackgroundMicroRNAs