2014
Mutation of POLB Causes Lupus in Mice
Senejani AG, Liu Y, Kidane D, Maher SE, Zeiss CJ, Park HJ, Kashgarian M, McNiff JM, Zelterman D, Bothwell AL, Sweasy JB. Mutation of POLB Causes Lupus in Mice. Cell Reports 2014, 6: 1-8. PMID: 24388753, PMCID: PMC3916967, DOI: 10.1016/j.celrep.2013.12.017.Peer-Reviewed Original ResearchConceptsSystemic lupus erythematosusLupus-like diseaseLupus erythematosusAutoimmune pathologyMouse modelGenome-wide association studiesPol β activityDecreased expressionMutant miceUnderlying causeMicePrevious genome-wide association studyΒ activityDNA polymerase activityReplication studyExcision repair pathwayImmune diversitySomatic hypermutationBase excision repair pathwayAssociation studiesErythematosusLupusPolymerase activityExpressionKey enzyme
2012
Y265C DNA polymerase beta knockin mice survive past birth and accumulate base excision repair intermediate substrates
Senejani AG, Dalal S, Liu Y, Nottoli TP, McGrath JM, Clairmont CS, Sweasy JB. Y265C DNA polymerase beta knockin mice survive past birth and accumulate base excision repair intermediate substrates. Proceedings Of The National Academy Of Sciences Of The United States Of America 2012, 109: 6632-6637. PMID: 22493258, PMCID: PMC3340078, DOI: 10.1073/pnas.1200800109.Peer-Reviewed Original ResearchConceptsDNA polymerase activityWT littermatesKnockin miceMiceMouse embryo fibroblastsChromosomal aberrationsWT mouse embryo fibroblastsNormal Mendelian ratioSlow proliferationPolymerase activityBirthΒ variantCell deathEmbryo fibroblastsWT cellsExcision repair pathwayDNA repair systemsCellular metabolismBase excision repair pathwayFibroblastsHoursHigh levelsHomozygous mutantsKey players