Shefali Chaudhary
Postdoctoral AssociateAbout
Research
Publications
2024
Age-related reduction in anxiety and neural encoding of negative emotional memory
Chaudhary S, Zhang S, Chen Y, Dominguez J, Chao H, Li C. Age-related reduction in anxiety and neural encoding of negative emotional memory. Frontiers In Aging Neuroscience 2024, 16: 1375435. PMID: 39021704, PMCID: PMC11252031, DOI: 10.3389/fnagi.2024.1375435.Peer-Reviewed Original ResearchNegative emotional memoriesSpielberger State-Trait Anxiety InventoryEmotional memoryAge-related reductionSpielberger State-Trait Anxiety Inventory scoresWhole-brain regressionNegative emotional imagesState-Trait Anxiety InventoryTrait Anxiety InventoryAge-related differencesSignal detection theoryMemory taskNeutral imagesAge-related changesEmotional imagesAnxiety InventoryMediation analysisAnxietyPost-scanCortical activityNeural encodingState scoresMemoryOlder adultsDetection theoryGray Matter Atrophy in a 6-OHDA-induced Model of Parkinson’s Disease
Kumari S, Rana B, Kumaran S, Chaudhary S, Jain S, Srivastava A, Rajan R. Gray Matter Atrophy in a 6-OHDA-induced Model of Parkinson’s Disease. Neuroscience 2024, 551: 217-228. PMID: 38843989, DOI: 10.1016/j.neuroscience.2024.05.029.Peer-Reviewed Original ResearchVolume-based morphometryGray matter volumeMachine learningMagnetic resonance imagingClassification accuracyGray matter atrophySham controlsSupport vector machine (SVM)-based algorithmContralateral rotational behaviorUnilateral 6-hydroxydopamineIncrease classification accuracyAssociated with progressionMatter volumeModel of Parkinson's diseaseParkinson's diseaseBrain regionsBasal ganglia-thalamocortical circuitsPD modelSubcortical brain regionsGMV changesGray matter volume atrophyBrain morphometric changesInternal capsuleStudy of alterationsSubstantia nigraDeficient sleep, altered hypothalamic functional connectivity, depression and anxiety in cigarette smokers
Chen Y, Chaudhary S, Li G, Fucito L, Bi J, Li C. Deficient sleep, altered hypothalamic functional connectivity, depression and anxiety in cigarette smokers. Neuroimage Reports 2024, 4: 100200. PMID: 38605733, PMCID: PMC11008573, DOI: 10.1016/j.ynirp.2024.100200.Peer-Reviewed Original ResearchResting state functional connectivitySeverity of depressionPittsburgh Sleep Quality IndexMotivated behaviorNicotine dependenceFunctional connectivityPittsburgh Sleep Quality Index scoreAchenbach Adult Self-ReportSeverity of alcohol useAssociated with greater severityComorbid nicotine dependenceDeficient sleepAdult Self-ReportHypothalamic functional connectivityHuman Connectome ProjectAnxiety disordersAnxiety severityPublished routinesAnxiety symptomsCircuit dysfunctionGreater severityPsychiatric problemsSleep-wake cyclePoor sleep qualityNeural markersSex differences in the effects of individual anxiety state on regional responses to negative emotional scenes
Chaudhary S, Wong H, Chen Y, Zhang S, Li C. Sex differences in the effects of individual anxiety state on regional responses to negative emotional scenes. Biology Of Sex Differences 2024, 15: 15. PMID: 38351045, PMCID: PMC10863151, DOI: 10.1186/s13293-024-00591-6.Peer-Reviewed Original ResearchConceptsMedial prefrontal cortexState-Trait Anxiety InventoryFunctional magnetic resonance imagingState-Trait Anxiety Inventory scoresSuperior frontal gyrusGeneralized psychophysiological interactionEmotional processingFrontal gyrusLingual gyrusMedial prefrontal cortex connectivityMedial prefrontal cortex activationSex differencesRight inferior frontal gyrusResponse to negative emotionsRight superior frontal gyrusFunctional magnetic resonance imaging dataReaction timeImpact emotional processingNegative emotion processingInferior frontal gyrusLeft parahippocampal gyrusNegative emotional scenesMarkers of anxietyRepeated-measures analysis of covarianceLevels of anxiety
2023
Sex differences in the effects of trait anxiety and age on resting-state functional connectivities of the amygdala
Chaudhary S, Hu S, Hu K, Dominguez J, Chao H, Li C. Sex differences in the effects of trait anxiety and age on resting-state functional connectivities of the amygdala. Journal Of Affective Disorders Reports 2023, 14: 100646. PMID: 38105798, PMCID: PMC10723810, DOI: 10.1016/j.jadr.2023.100646.Peer-Reviewed Original ResearchResting-state functional connectivityAmygdala resting-state functional connectivityTrait anxietyFunctional connectivitySex differencesInferior temporal gyrusCalcarine cortexTask-based dataNeural basisIndividual differencesEmotional traitsSupramarginal gyrusEmotional disordersTemporal gyrusNeural markersPosterior insulaAnxietyEffect of ageGyrusIndependent samplesMultiple regressionCorrelatesAmygdalaResults AnxietyCortexSleep dysfunction mediates the relationship between hypothalamic-insula connectivity and anxiety-depression symptom severity bidirectionally in young adults
Li G, Chen Y, Chaudhary S, Li C, Hao D, Yang L, Li C. Sleep dysfunction mediates the relationship between hypothalamic-insula connectivity and anxiety-depression symptom severity bidirectionally in young adults. NeuroImage 2023, 279: 120340. PMID: 37611815, DOI: 10.1016/j.neuroimage.2023.120340.Peer-Reviewed Original ResearchConceptsPittsburgh Sleep Quality IndexRight insulaSymptom severityMediation analysisSleep dysfunctionWhole-brain regressionHuman Connectome Project datasetSubjective mood stateYoung adultsState functional connectivityDepression symptom severityNegative emotionsCognitive performanceEmotional deficitsEmotional statesPotential sex differencesAffective functionsDrinking severityMood statesMotivated behaviorFunctional connectivityPoor sleep qualityRSFCSleep Quality IndexSleep qualityResting-State Functional Connectivity of the Dorsal and Ventral Striatum, Impulsivity, and Severity of Use in Recently Abstinent Cocaine-Dependent Individuals
Dong X, Zhornitsky S, Wang W, Le T, Chen Y, Chaudhary S, Li C, Zhang S. Resting-State Functional Connectivity of the Dorsal and Ventral Striatum, Impulsivity, and Severity of Use in Recently Abstinent Cocaine-Dependent Individuals. The International Journal Of Neuropsychopharmacology 2023, 26: 627-638. PMID: 37579016, PMCID: PMC10519818, DOI: 10.1093/ijnp/pyac019.Peer-Reviewed Original ResearchConceptsResting-state functional connectivityInferior frontal cortexCocaine-dependent individualsHealthy controlsVentral striatumCocaine useDorsal striatumAbstinent cocaine-dependent individualsCocaine misuseFunctional connectivityYears of drinkingLeft orbitofrontal cortexBIS-11 scoresRecent cocaine useLeft inferior frontal cortexDopaminergic deficitCortex connectivityFrontal cortexSeparate cohortHuman studiesSeverity of useAnimal studiesSecond cohortOrbitofrontal cortexBarratt Impulsivity ScaleAge-related reduction in trait anxiety: Behavioral and neural evidence of automaticity in negative facial emotion processing
Chaudhary S, Zhang S, Zhornitsky S, Chen Y, Chao H, Li C. Age-related reduction in trait anxiety: Behavioral and neural evidence of automaticity in negative facial emotion processing. NeuroImage 2023, 276: 120207. PMID: 37263454, PMCID: PMC10330646, DOI: 10.1016/j.neuroimage.2023.120207.Peer-Reviewed Original ResearchConceptsFaster reaction timesNegative emotionsAge-related declineEmotional stimuliTrait anxietyAge-related reductionReaction timeEmotion regulation literatureSalient emotional stimuliPositive emotional stimuliFacial emotion processingPrefrontal cortical responsesRostral anterior cingulate cortexWhole-brain regressionAnterior cingulate activityDefault mode networkAnterior cingulate cortexEmotion regulationNeural evidenceEmotion processingDorsolateral PFCStimulus registrationDiminished anxietyPsychophysiological interactionEmotional circuitsThe effects of age on the severity of problem drinking: Mediating effects of positive alcohol expectancy and neural correlates
Chaudhary S, Chen Y, Zhornitsky S, Le T, Zhang S, Chao H, Dominguez J, Li C. The effects of age on the severity of problem drinking: Mediating effects of positive alcohol expectancy and neural correlates. Addiction Biology 2023, 28: e13278. PMID: 37252876, DOI: 10.1111/adb.13278.Peer-Reviewed Original ResearchConceptsPositive alcohol expectanciesAlcohol Use Disorders Identification TestAlcohol expectanciesAlcohol use disorderNeural correlatesCue responsesPath analysisProblem drinkingAlcohol misuseEffect of ageAUDIT scoresRostral anterior cingulate cortexWhole-brain regressionAlcohol cue exposureMiddle occipital cortexModerate alcohol use disorderAlcohol Expectancy QuestionnaireAnterior cingulate cortexAlcohol use severityBilateral rostral anterior cingulate cortexPsychological mechanismsBilateral parahippocampal gyrusCue exposureNeural processesSeverity of problems
2022
Hypothalamic Functional Connectivity and Apathy in People with Alzheimer’s Disease and Cognitively Normal Healthy Controls
Chaudhary S, Zhornitsky S, Chao H, van Dyck C, Li C. Hypothalamic Functional Connectivity and Apathy in People with Alzheimer’s Disease and Cognitively Normal Healthy Controls. Journal Of Alzheimer's Disease 2022, 90: 1615-1628. PMID: 36314209, PMCID: PMC10064487, DOI: 10.3233/jad-220708.Peer-Reviewed Original ResearchConceptsMiddle temporal gyrusMild cognitive impairmentMotivation circuitsFunctional connectivityPath analysisWhole-brain regressionPCu/PCCState functional connectivityTotal scoreTemporal gyrusNeural markersCingulate cortexMemory dysfunctionRSFCHealthy controlsCognitive statusCognitive impairmentAlzheimer's diseaseApathyPrecuneusMemoryRsFCsDepressionScale total scoreCognitive subscores