2024
Somatic mosaicism in schizophrenia brains reveals prenatal mutational processes
Maury E, Jones A, Seplyarskiy V, Nguyen T, Rosenbluh C, Bae T, Wang Y, Abyzov A, Khoshkhoo S, Chahine Y, Zhao S, Venkatesh S, Root E, Voloudakis G, Roussos P, Network B, Park P, Akbarian S, Brennand K, Reilly S, Lee E, Sunyaev S, Walsh C, Chess A. Somatic mosaicism in schizophrenia brains reveals prenatal mutational processes. Science 2024, 386: 217-224. PMID: 39388546, PMCID: PMC11490355, DOI: 10.1126/science.adq1456.Peer-Reviewed Original ResearchConceptsTranscription factor binding sitesWhole-genome sequencingOpen chromatinMutational processesSomatic mutationsFactor binding sitesSchizophrenia casesSchizophrenia risk genesSomatic mosaicismSomatic variantsRisk genesG mutationGene expressionGermline mutationsBinding sitesGenesMutationsIncreased somatic mutationsChromatinMosaic somatic mutationsPrenatal neurogenesisContext of schizophreniaBrain neuronsSchizophrenia brainVariants
2021
Functional characterization of T2D-associated SNP effects on baseline and ER stress-responsive β cell transcriptional activation
Khetan S, Kales S, Kursawe R, Jillette A, Ulirsch JC, Reilly SK, Ucar D, Tewhey R, Stitzel ML. Functional characterization of T2D-associated SNP effects on baseline and ER stress-responsive β cell transcriptional activation. Nature Communications 2021, 12: 5242. PMID: 34475398, PMCID: PMC8413311, DOI: 10.1038/s41467-021-25514-6.Peer-Reviewed Original ResearchConceptsGenome-wide association studiesSingle nucleotide polymorphismsTranscriptional activationEndoplasmic reticulum (ER) stress conditionsTranscriptional stress responseCis-regulatory effectsParallel reporter assaysT2D single nucleotide polymorphismsHigh linkage disequilibriumMultiple single nucleotide polymorphismsT2D genetic riskT2D-associated single nucleotide polymorphismsMIN6 β-cellsChromatin accessibilityCandidate single nucleotide polymorphismsT2D geneticsHuman genomeAssociation signalsRepetitive elementsFunctional characterizationNuclear elementsMolecular mechanismsReporter assaysStress responseAssociation studies