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    Article

    Heartbeat-evoked neural response abnormalities in generalized anxiety disorder during peripheral adrenergic stimulation

    Hyperarousal symptoms in generalized anxiety disorder (GAD) are often incongruent with the observed physiological state, suggesting that abnormal processing of interoceptive signals is a characteristic feature...

    Charles Verdonk, Adam R. Teed, Evan J. White, ** Ren in Neuropsychopharmacology (2024)

  2. Article

    Open Access

    Exploring the role of neuronal-enriched extracellular vesicle miR-93 and interoception in major depressive disorder

    Major depressive disorder (MDD) is associated with interoceptive processing dysfunctions, but the molecular mechanisms underlying this dysfunction are poorly understood. This study combined brain neuronal-enri...

    Kai** Burrows, Leandra K. Figueroa-Hall, Jennifer L. Stewart in Translational Psychiatry (2024)

  3. Article

    Open Access

    Elevated serum leptin is associated with attenuated reward anticipation in major depressive disorder independent of peripheral C-reactive protein levels

    Major depressive disorder (MDD) is associated with immunologic and metabolic alterations linked to central processing dysfunctions, including attenuated reward processing. This study investigated the associati...

    Kai** Burrows, Breanna A. McNaughton, Leandra K. Figueroa-Hall in Scientific Reports (2023)

  4. Article

    Open Access

    Self-regulation of the posterior cingulate cortex with real-time fMRI neurofeedback augmented mindfulness training in healthy adolescents: A nonrandomized feasibility study

    Mindfulness training (MT) promotes the development of one’s ability to observe and attend to internal and external experiences with objectivity and nonjudgment with evidence to improve psychological well-being...

    Namik Kirlic, Zsofia P. Cohen in Cognitive, Affective, & Behavioral Neurosc… (2022)

  5. Article

    Open Access

    Neuronally-enriched exosomal microRNA-27b mediates acute effects of ibuprofen on reward-related brain activity in healthy adults: a randomized, placebo-controlled, double-blind trial

    This double-blind, randomized, within-subjects design evaluated whether acute administration of an anti-inflammatory drug modulates neuron-specific, inflammation-modulating microRNAs linked to macroscopic chan...

    Kai** Burrows, Leandra K. Figueroa-Hall, Rayus Kuplicki in Scientific Reports (2022)

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    Article

    Neurocircuitry of Mindfulness-Based Interventions for Substance Use Prevention and Recovery

    Substance use disorders (SUD) are chronic and disabling conditions associated with significant public health burden. Current evidence-based treatments, while effective, have limited success and result in high ...

    Namik Kirlic, Zsofia Cohen, Jennifer L. Stewart in Current Addiction Reports (2021)

  7. Article

    Open Access

    Long-term stability of computational parameters during approach-avoidance conflict in a transdiagnostic psychiatric patient sample

    Maladaptive behavior during approach-avoidance conflict (AAC) is common to multiple psychiatric disorders. Using computational modeling, we previously reported that individuals with depression, anxiety, and su...

    Ryan Smith, Namik Kirlic, Jennifer L. Stewart, James Touthang in Scientific Reports (2021)

  8. Article

    Open Access

    Perceptual insensitivity to the modulation of interoceptive signals in depression, anxiety, and substance use disorders

    This study employed a series of heartbeat perception tasks to assess the hypothesis that cardiac interoceptive processing in individuals with depression/anxiety (N = 221), and substance use disorders (N = 136)...

    Ryan Smith, Justin S. Feinstein, Rayus Kuplicki in Scientific Reports (2021)

  9. Article

    Open Access

    Attenuated reward activations associated with cannabis use in anxious/depressed individuals

    Individuals with mood/anxiety disorders may use cannabis for “self-medication,” i.e., to induce positive mood or attenuate aversive mood states. However, little neurobiological evidence supports such use. The ...

    Philip A. Spechler, Jennifer L. Stewart, Rayus Kuplicki in Translational Psychiatry (2020)

  10. No Access

    Article

    When One Sibling has Autism: Adjustment and Sibling Relationship

    The presence of autism spectrum disorder (ASD) in one sibling can impact typically develo** (TD) siblings’ adjustment and quality of the sibling relationship. The present study examined the impact of sibling...

    Emily A. Jones, Theresa Fiani, Jennifer L. Stewart in Journal of Child and Family Studies (2019)

  11. Article

    Attenuated Insular Processing During Risk Predicts Relapse in Early Abstinent Methamphetamine-Dependent Individuals

    There is some evidence that neuroimaging can be used to predict relapse among abstinent methamphetamine-dependent (MD) individuals. However, it remains unclear what cognitive and neural processes contribute to...

    Joshua L Gowin, Katia M Harlé, Jennifer L Stewart, Marc Wittmann in Neuropsychopharmacology (2014)

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    Article

    Effectiveness and Sustainability of School-Based Interventions for Youth with or at Risk for ADHD

    In a pre–post design study, we examined the effectiveness and sustainability of a school mental health program for youth with or at-risk for ADHD (n = 41) when implemented over the course of 4 years by district-e...

    Yuko Watabe, Jennifer L. Stewart, Julie Sarno Owens, Nina Andrews in School Mental Health (2013)

  13. No Access

    Article

    Approach and Avoidance Profiles Distinguish Dimensions of Anxiety and Depression

    Although a substantial body of research has examined the relationship between motivational systems and mood and anxiety disorders, there is disagreement among theorists regarding the nature of these relationsh...

    Jeffrey M. Spielberg, Wendy Heller, Rebecca Levin Silton in Cognitive Therapy and Research (2011)