2024
Protein condensates in the the secretory pathway: Unraveling biophysical interactions and function
Campelo F, Lillo J, von Blume J. Protein condensates in the the secretory pathway: Unraveling biophysical interactions and function. Biophysical Journal 2024, 123: 1531-1541. PMID: 38698644, PMCID: PMC11214006, DOI: 10.1016/j.bpj.2024.04.031.Peer-Reviewed Original ResearchSecretory pathwayProtein condensatesGolgi apparatusCellular processesEndoplasmic reticulumMembraneless organellesBiomolecular condensatesCellular consequencesCellular organizationBiochemical reactionsFunctional significanceProteinMembrane boundariesBiophysical interactionsPathwayMembraneSpecific componentsGolgiOrganellesReticulumOrganizationSecretoryCondensation interactionInteractionPhase separation phenomenon
2022
Quantification of Protein Exit at the Trans-Golgi Network
Tran M, Kim Y, von Blume J. Quantification of Protein Exit at the Trans-Golgi Network. Methods In Molecular Biology 2022, 2557: 583-594. PMID: 36512239, DOI: 10.1007/978-1-0716-2639-9_35.Peer-Reviewed Original ResearchConceptsTrans-Golgi networkProtein exportSecretory pathwaySelective hooks (RUSH) systemCell biological approachesProtein of interestPulse-chase experimentsProtein exitProtein sortingExport kineticsCellular homeostasisProtein transportDifferent cargoesLive cellsBiological approachesRUSH systemProteinPathwayTraffickingHomeostasisExportCargoSortingCompartmentsCells
2021
Retention Using Selective Hooks (RUSH) Cargo Sorting Assay for Live-cell Vesicle Tracking in the Secretory Pathway Using HeLa Cells.
Pakdel M, Pacheco-Fernandez N, von Blume J. Retention Using Selective Hooks (RUSH) Cargo Sorting Assay for Live-cell Vesicle Tracking in the Secretory Pathway Using HeLa Cells. Bio-protocol 2021, 11: e3958. PMID: 33855118, PMCID: PMC8032492, DOI: 10.21769/bioprotoc.3958.Peer-Reviewed Original ResearchProtein traffickingVesicle traffickingSecretory pathwayGolgi vesicle traffickingSelective hooks (RUSH) systemHeLa cellsLive-cell microscopyMammalian cellsProtein cargoLive-cell monitoringCargo vesiclesVesicle trackingTraffickingRUSH systemSorting assaysWide-field microscopyPhysiological conditionsVesiclesMore detail processesPathwayCargoCellsFinal destinationProteinSecretoryRetention Using Selective Hooks (RUSH) Cargo Sorting Assay for Protein Vesicle Tracking in HeLa Cells.
Pacheco-Fernandez N, Pakdel M, Von Blume J. Retention Using Selective Hooks (RUSH) Cargo Sorting Assay for Protein Vesicle Tracking in HeLa Cells. Bio-protocol 2021, 11: e3936. PMID: 33796610, PMCID: PMC8005885, DOI: 10.21769/bioprotoc.3936.Peer-Reviewed Original ResearchSecretory pathwaySelective hooks (RUSH) systemProtein sortingVesicle traffickingSpecific cargoCargo traffickingProtein cargoTrafficking dynamicsProtein dynamicsVesicle trackingBiotin additionHeLa cellsFluorescent vesiclesTraffickingSorting assaysPathwayCargoCellsProteinExcellent toolSuch studiesVesiclesBetter understandingRegulationSorting
2018
Activity of the SPCA1 Calcium Pump Couples Sphingomyelin Synthesis to Sorting of Secretory Proteins in the Trans-Golgi Network
Deng Y, Pakdel M, Blank B, Sundberg EL, Burd CG, von Blume J. Activity of the SPCA1 Calcium Pump Couples Sphingomyelin Synthesis to Sorting of Secretory Proteins in the Trans-Golgi Network. Developmental Cell 2018, 47: 464-478.e8. PMID: 30393074, PMCID: PMC6261503, DOI: 10.1016/j.devcel.2018.10.012.Peer-Reviewed Original ResearchConceptsTrans-Golgi networkTGN membranesCell surface transportProtein sortingTrafficking pathwaysSecretion pathwaySecretory proteinsSphingomyelin synthesisSorting mechanismLipid synthesisProteinVesicular carriersCab45Sphingomyelin contentNew lipidSortingPrincipal functionMembranePathwayCore componentLipidsGolgiSurface transportExportActivity