2013
Role of Myosin1a in regulated exocytosis of CFTR in villus enterocytes
Hoekstra N, Kravtsov D, Mooseker M, Ameen N. Role of Myosin1a in regulated exocytosis of CFTR in villus enterocytes. The FASEB Journal 2013, 27: 913.11-913.11. DOI: 10.1096/fasebj.27.1_supplement.913.11.Peer-Reviewed Original ResearchSurface biotinylationRegulated exocytosisCFTR trafficSurface CFTRSubapical endosomesBrush border membraneMembrane traffickingCFTR deliveryKD cellsKnockdown cellsCFTR channelsCFTR distributionVillus enterocytesMolecular mechanismsEnterocyte brush border membraneCFTRBiotinylationConfocal microscopyEndosomesIntestinal brush border membraneMouse intestineExocytosisCGMP agonistMyo1aBorder membrane
1999
CFTR channel insertion to the apical surface in rat duodenal villus epithelial cells is upregulated by VIP in vivo
Ameen N, Martensson B, Bourguinon L, Marino C, Isenberg J, McLaughlin G. CFTR channel insertion to the apical surface in rat duodenal villus epithelial cells is upregulated by VIP in vivo. Journal Of Cell Science 1999, 112: 887-894. PMID: 10036238, DOI: 10.1242/jcs.112.6.887.Peer-Reviewed Original ResearchConceptsCystic fibrosis transmembrane conductance regulator (CFTR) channelVillus epithelial cellsApical surfaceApical plasma membraneAnti-CFTR antibodiesQuantitative confocal microscopyNew protein synthesisApical membrane insertionIntestinal villus epithelial cellsEpithelial cellsMembrane CFTRMembrane insertionApical cytoskeletonNormal CFTRCHE cellsPlasma membraneAbsence of cycloheximideSubcellular redistributionCFTR channelsC-terminusCAMP stimulationIntracellular cAMP levelsProtein synthesisChannel insertionCFTR function