2017
Environment Tunes Propagation of Cell-to-Cell Variation in the Human Macrophage Gene Network
Martins A, Narayanan M, Prüstel T, Fixsen B, Park K, Gottschalk R, Lu Y, Andrews-Pfannkoch C, Lau W, Wendelsdorf K, Tsang J. Environment Tunes Propagation of Cell-to-Cell Variation in the Human Macrophage Gene Network. Cell Systems 2017, 4: 379-392.e12. PMID: 28365150, PMCID: PMC8392141, DOI: 10.1016/j.cels.2017.03.002.Peer-Reviewed Original ResearchConceptsGene networksCellular adaptationCell variationSingle-cell transcriptomic studiesGene-gene correlationsUnderlying regulatory mechanismsDegree of phosphorylationPhenotypic diversityTranscriptomic studiesEnvironmental adaptationMultiple molecular parametersGene expressionRegulatory mechanismsCellular heterogeneityDistinct environmentsSingle cellsHuman macrophagesQuantitative tuningCell populationsNatural perturbationsGenesDifferent environmentsSuch variationCellsStochastic simulation analysis
2010
Lactobacillus rhamnosus GR-1-Induced IL-10 Production in Human Placental Trophoblast Cells Involves Activation of JAK/STAT and MAPK Pathways
Yeganegi M, Leung C, Martins A, Kim S, Reid G, Challis J, Bocking A. Lactobacillus rhamnosus GR-1-Induced IL-10 Production in Human Placental Trophoblast Cells Involves Activation of JAK/STAT and MAPK Pathways. Reproductive Sciences 2010, 17: 1043-1051. PMID: 20858906, DOI: 10.1177/1933719110377237.Peer-Reviewed Original ResearchConceptsHuman placental trophoblast cellsPlacental trophoblast cellsPreterm birthEnzyme-linked immunosorbent assayRhamnosus GR-1Gr-1Trophoblast cellsIntrauterine infection/inflammationAnti-inflammatory effectsIL-10 productionInfection/inflammationWestern blot analysisHealthy pregnancyPhosphorylation of STAT3IL-10Janus kinase/signal transducerJAK/STATCytokine regulationKinase/signal transducerPotential preventionPlacental trophoblastsMitogen-activated protein kinase pathwayAbsence of pretreatmentHuman placentaSTAT-3
2009
Effect of Lactobacillus rhamnosus GR-1 supernatant and fetal sex on lipopolysaccharide-induced cytokine and prostaglandin-regulating enzymes in human placental trophoblast cells: implications for treatment of bacterial vaginosis and prevention of preterm labor
Yeganegi M, Watson C, Martins A, Kim S, Reid G, Challis J, Bocking A. Effect of Lactobacillus rhamnosus GR-1 supernatant and fetal sex on lipopolysaccharide-induced cytokine and prostaglandin-regulating enzymes in human placental trophoblast cells: implications for treatment of bacterial vaginosis and prevention of preterm labor. American Journal Of Obstetrics And Gynecology 2009, 200: 532.e1-532.e8. PMID: 19285652, DOI: 10.1016/j.ajog.2008.12.032.Peer-Reviewed Original ResearchMeSH KeywordsCells, CulturedCyclooxygenase 2CytokinesFemaleHumansHydroxyprostaglandin DehydrogenasesInterleukin-10Interleukin-1betaLacticaseibacillus rhamnosusLipopolysaccharidesMaleObstetric Labor, PrematurePregnancyProbioticsSex FactorsToll-Like Receptor 4TrophoblastsTumor Necrosis Factor-alphaVaginosis, BacterialConceptsToll-like receptor 4Prostaglandin-endoperoxide synthase 2Placental trophoblast cellsIL-10Prostaglandin dehydrogenaseTrophoblast cellsPreterm laborTNF-alphaMale placentasFetal sexOutput of cytokinesHuman placental trophoblast cellsTumor necrosis factorEffects of lipopolysaccharideLipopolysaccharide-induced cytokineEnzyme-linked immunosorbentStudent's t-testPreterm birthBacterial vaginosisIL-1betaReceptor 4Necrosis factorTherapeutic benefitFemale placentasMale fetuses
2006
G‐CSF‐mediated inhibition of JNK is a key mechanism for Lactobacillus rhamnosus‐induced suppression of TNF production in macrophages
Kim S, Sheikh H, Ha S, Martins A, Reid G. G‐CSF‐mediated inhibition of JNK is a key mechanism for Lactobacillus rhamnosus‐induced suppression of TNF production in macrophages. Cellular Microbiology 2006, 8: 1958-1971. PMID: 16889627, DOI: 10.1111/j.1462-5822.2006.00763.x.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBone Marrow CellsCell LineCytokinesEnterococcus faecalisEscherichia coliGranulocyte Colony-Stimulating FactorHumansInterleukin-10JNK Mitogen-Activated Protein KinasesLacticaseibacillus rhamnosusMacrophage ActivationMacrophagesMacrophages, PeritonealMiceMice, Inbred C57BLP38 Mitogen-Activated Protein KinasesPhosphorylationProbioticsSignal TransductionSTAT3 Transcription FactorTumor Necrosis Factor-alphaConceptsGranulocyte-colony stimulating factorTNF productionL. rhamnosus GGGr-1Rhamnosus GGReceptor knockout miceAnti-inflammatory effectsMonocytic cell line THP-1Human monocytic cell line THP-1Cell line THP-1Lipopolysaccharide-activated macrophagesActivation of STAT3C-Jun N-terminal kinaseImmunomodulatory effectsTumor necrosisImmunomodulatory propertiesKnockout miceParacrine routeStimulating factorMacrophagesTHP-1Subsequent inhibitionMouse macrophagesCulture supernatantsNovo protein synthesis