2012
Emergence of bimodal cell population responses from the interplay between analog single-cell signaling and protein expression noise
Birtwistle MR, Rauch J, Kiyatkin A, Aksamitiene E, Dobrzyński M, Hoek JB, Kolch W, Ogunnaike BA, Kholodenko BN. Emergence of bimodal cell population responses from the interplay between analog single-cell signaling and protein expression noise. BMC Systems Biology 2012, 6: 109. PMID: 22920937, PMCID: PMC3484110, DOI: 10.1186/1752-0509-6-109.Peer-Reviewed Original ResearchConceptsProtein expression noiseSingle-cell signalingExtracellular signal-regulated kinaseExpression noiseCell variabilityEpidermal growth factor stimulationProtein abundance variationCell fate decisionsPopulation responsesGrowth factor stimulationSingle cellsSignal-regulated kinaseCell population levelProtein expressionSingle-cell levelERK pathway activationFate decisionsPopulation levelFactor stimulationCell signalingCell population responseERK responseBiological outcomesPathway activationCell level
2005
Signaling through Receptors and Scaffolds: Independent Interactions Reduce Combinatorial Complexity
Borisov N, Markevich N, Hoek J, Kholodenko B. Signaling through Receptors and Scaffolds: Independent Interactions Reduce Combinatorial Complexity. Biophysical Journal 2005, 89: 951-966. PMID: 15923229, PMCID: PMC1366644, DOI: 10.1529/biophysj.105.060533.Peer-Reviewed Original ResearchConceptsProtein complexesComplex signaling networksDistinct physiological responsesSignaling networksAdaptor proteinDocking siteMolecular eventsTemporal dynamicsPhysiological responsesDistinct sitesIndependent interactionsBranched networkSeparate domainsMolecular speciesDomain-oriented approachCombinatorial increaseReceptorsIndividual sitesSitesComplexesScaffoldsSpeciesTens of thousandsProteinDifferent sites