2019
Regulation of axon growth by myosin II–dependent mechanocatalysis of cofilin activity
Zhang XF, Ajeti V, Tsai N, Fereydooni A, Burns W, Murrell M, De La Cruz EM, Forscher P. Regulation of axon growth by myosin II–dependent mechanocatalysis of cofilin activity. Journal Of Cell Biology 2019, 218: 2329-2349. PMID: 31123185, PMCID: PMC6605792, DOI: 10.1083/jcb.201810054.Peer-Reviewed Original Research
2016
Local Arp2/3-dependent actin assembly modulates applied traction force during apCAM adhesion site maturation
Buck KB, Schaefer AW, Schoonderwoert VT, Creamer MS, Dufresne ER, Forscher P. Local Arp2/3-dependent actin assembly modulates applied traction force during apCAM adhesion site maturation. Molecular Biology Of The Cell 2016, 28: 98-110. PMID: 27852899, PMCID: PMC5221634, DOI: 10.1091/mbc.e16-04-0228.Peer-Reviewed Original ResearchKv3.3 Channels Bind Hax-1 and Arp2/3 to Assemble a Stable Local Actin Network that Regulates Channel Gating
Zhang Y, Zhang XF, Fleming MR, Amiri A, El-Hassar L, Surguchev AA, Hyland C, Jenkins DP, Desai R, Brown MR, Gazula VR, Waters MF, Large CH, Horvath TL, Navaratnam D, Vaccarino FM, Forscher P, Kaczmarek LK. Kv3.3 Channels Bind Hax-1 and Arp2/3 to Assemble a Stable Local Actin Network that Regulates Channel Gating. Cell 2016, 165: 434-448. PMID: 26997484, PMCID: PMC4826296, DOI: 10.1016/j.cell.2016.02.009.Peer-Reviewed Original ResearchMeSH KeywordsActin CytoskeletonActin-Related Protein 2Actin-Related Protein 2-3 ComplexActin-Related Protein 3Adaptor Proteins, Signal TransducingAmino Acid SequenceCell MembraneMolecular Sequence DataMutationNeuronsPluripotent Stem CellsRac GTP-Binding ProteinsShaw Potassium ChannelsSignal TransductionSpinocerebellar AtaxiasConceptsCytoplasmic C-terminusProline-rich domainPlasma membraneHAX-1Actin nucleationC-terminusCortical actin filament networkLocal actin networkStem cell-derived neuronsActin filament networkCell-derived neuronsAnti-apoptotic proteinsActin cytoskeletonKv3.3 potassium channelActin assemblyActin structuresActin networkArp2/3Channel gatingFilament networkGrowth conesCerebellar neurodegenerationKv3.3TerminusPotassium channels
2013
Elastic Coupling of Nascent apCAM Adhesions to Flowing Actin Networks
Mejean CO, Schaefer AW, Buck KB, Kress H, Shundrovsky A, Merrill JW, Dufresne ER, Forscher P. Elastic Coupling of Nascent apCAM Adhesions to Flowing Actin Networks. PLOS ONE 2013, 8: e73389. PMID: 24039928, PMCID: PMC3765355, DOI: 10.1371/journal.pone.0073389.Peer-Reviewed Original ResearchProtein kinase C activation decreases peripheral actin network density and increases central nonmuscle myosin II contractility in neuronal growth cones
Yang Q, Zhang XF, Van Goor D, Dunn AP, Hyland C, Medeiros N, Forscher P. Protein kinase C activation decreases peripheral actin network density and increases central nonmuscle myosin II contractility in neuronal growth cones. Molecular Biology Of The Cell 2013, 24: 3097-3114. PMID: 23966465, PMCID: PMC3784383, DOI: 10.1091/mbc.e13-05-0289.Peer-Reviewed Original ResearchConceptsProtein kinase CMyosin II contractilityActin network densityNeuronal growth conesPKC activationCentral cytoplasmic domainRetrograde actin network flowTwo-tiered mechanismEffect of PKCActin network flowActin network structureActin filament networkGrowth conesProtein kinase C activationKinase C activationCytoplasmic domainActin polymerizationKinase CFilament networkCytoskeletal mechanismsRegulatory light chain phosphorylationPKC actionPKC activityC activationGuidance responses
2008
Coordination of Actin Filament and Microtubule Dynamics during Neurite Outgrowth
Schaefer AW, Schoonderwoert VT, Ji L, Mederios N, Danuser G, Forscher P. Coordination of Actin Filament and Microtubule Dynamics during Neurite Outgrowth. Developmental Cell 2008, 15: 146-162. PMID: 18606148, PMCID: PMC2595147, DOI: 10.1016/j.devcel.2008.05.003.Peer-Reviewed Original ResearchConceptsRetrograde actin network flowActin network flowNeurite outgrowthMyosin II contractilityRho-kinaseCell adhesion substratesCytoskeletal dynamicsMicrotubule behaviorAdhesion sitesAdhesion substrateMicrotubule dynamicsMyosin IIActin filamentsMolecular eventsGrowth responseMicrotubule movementKinaseNeuronal growthMicrotubulesOutgrowthGrowth cone neckGrowthOrganellesRegulationCascade