2017
Bidirectional regulation of Aβ levels by Presenilin 1
Bustos V, Pulina MV, Kelahmetoglu Y, Sinha SC, Gorelick FS, Flajolet M, Greengard P. Bidirectional regulation of Aβ levels by Presenilin 1. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: 7142-7147. PMID: 28533411, PMCID: PMC5502639, DOI: 10.1073/pnas.1705235114.Peer-Reviewed Original ResearchConceptsAmyloid precursor proteinAβ levelsΓ-secretase complexAlzheimer's diseasePresenilin 1Pathogenesis of ADAβ peptidesEndogenous kinaseΒ-amyloid peptidePS1 functionIntramembranous proteinsCatalytic subunitΓ-secretase activityPlaque loadC-terminal fragmentAutophagic degradationPotential therapySer367Selective phosphorylationSequential proteolysisTransgenic micePhosphorylationCultured cellsΒ-secretaseDisease
2015
Chronic Nicotine Exposure In Vivo and In Vitro Inhibits Vitamin B1 (Thiamin) Uptake by Pancreatic Acinar Cells
Srinivasan P, Thrower EC, Loganathan G, Balamurugan AN, Subramanian VS, Gorelick FS, Said HM. Chronic Nicotine Exposure In Vivo and In Vitro Inhibits Vitamin B1 (Thiamin) Uptake by Pancreatic Acinar Cells. PLOS ONE 2015, 10: e0143575. PMID: 26633299, PMCID: PMC4669105, DOI: 10.1371/journal.pone.0143575.Peer-Reviewed Original ResearchConceptsHuman pancreatic acinar cellsPancreatic acinar cellsNormal cellular functionThiamin uptakeTHTR-1Chronic exposureMurine pancreatic acinar cellsThiamin uptake processCellular functionsAcinar cellsThiamin pyrophosphokinaseMolecular biologyThiamin transporter-1Mouse pancreatic acinar cellsSpecific carrier-mediated processMitochondrial dysfunctionTHTR-2Chronic nicotine exposureTransporter 1Oxidative stressProteinExpressionNicotine impairsUptake processNicotine exposure