2022
A transcriptional cycling model recapitulates chromatin-dependent features of noisy inducible transcription
Bullock ME, Moreno-Martinez N, Miller-Jensen K. A transcriptional cycling model recapitulates chromatin-dependent features of noisy inducible transcription. PLOS Computational Biology 2022, 18: e1010152. PMID: 36084132, PMCID: PMC9491597, DOI: 10.1371/journal.pcbi.1010152.Peer-Reviewed Original ResearchConceptsGene expression noiseExpression noiseTranscriptional burstingPromoter statesDifferent chromatin environmentsChromatin environmentChromatin statePause releaseTranscription factor NFChromatin accessibilityChromatin remodelingTranscriptional noiseChromatin locationsInducible transcriptionSubstantial phenotypic heterogeneityTranscriptional activationTranscription factorsTranscript distributionPolymerase complexTarget genesPolymerase bindingGene expressionPromoter activityViral activationBiological processes
2021
TNF stimulation primarily modulates transcriptional burst size of NF‐κB‐regulated genes
Bass VL, Wong VC, Bullock ME, Gaudet S, Miller‐Jensen K. TNF stimulation primarily modulates transcriptional burst size of NF‐κB‐regulated genes. Molecular Systems Biology 2021, 17: msb202010127. PMID: 34288498, PMCID: PMC8290835, DOI: 10.15252/msb.202010127.Peer-Reviewed Original ResearchConceptsNF-κB-regulated inflammatory genesGene expression noiseOpen chromatin environmentTranscriptional burst sizeNF-κB target genesNF-κB-regulated genesHistone 3 acetylationChromatin environmentTranscription factor NF-κBTranscriptional noiseExpression noiseTranscriptional burstingTranscript distributionFactor NF-κBGene promoterSubset of cellsIntercellular heterogeneityTNF stimulationCell heterogeneityGenesTNF protein expressionTNF activationProtein expressionTranscriptionBurst size
2011
Varying virulence: epigenetic control of expression noise and disease processes
Miller-Jensen K, Dey SS, Schaffer DV, Arkin AP. Varying virulence: epigenetic control of expression noise and disease processes. Trends In Biotechnology 2011, 29: 517-525. PMID: 21700350, DOI: 10.1016/j.tibtech.2011.05.004.Peer-Reviewed Original ResearchConceptsGene expression noiseExpression noisePhenotypic heterogeneityChromatin modificationsChromatin remodelingTranscriptional burstsEpigenetic controlReversible drug resistancePhenotypic diversityGene statesIdentical populationsDiseased cellsDrug resistanceCellsEukaryotesFundamental informationViral infectionVirulenceDiversityTherapeutic interventionsBetter understandingIntrinsic noiseRemodelingHeterogeneityRandom transitions