Publications by authors named "Levenson J"

Article Synopsis
  • The study aimed to evaluate the feasibility, acceptability, and effectiveness of a Sleep Promotion Program (SPP) for adolescents who don't get enough sleep.
  • The pilot trial involved 44 adolescents, split between those who continued the program for two months and those who only received monitoring initially; results showed an 8.5% dropout rate and high satisfaction with care.
  • The findings indicated that participants in the SPP group significantly increased their total sleep time during the first month but experienced a decrease in the second month, highlighting the program's initial success but also potential sustainability concerns.
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Transplanting microglia derived from human stem cells into mice reveals new possibilities for treating neurodegenerative eye diseases.

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Oceans are increasingly crowded by anthropogenic activities yet the impact on Outer Continental Shelf (OCS) marine life remains largely unquantified. The MAPS (Marine Mammal Acoustic and Spatial Ecology) study of 2019 included passive acoustic and visual vessel surveys over the Mid-Atlantic OCS of the USA to address data gaps in winter/spring for deep-diving cetaceans, including sperm whales. Echolocation clicks were used to derive slant ranges to sperm whales for design- and model-based density estimates.

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Article Synopsis
  • Immune-checkpoint inhibitors (ICIs) can lead to serious heart issues like myocarditis, which can also involve broader muscle-related symptoms, highlighting the need for understanding associated risks.
  • A study conducted across 17 countries from 2014 to 2023 examined data from 748 patients to identify factors that predict severe outcomes related to these heart complications, using a statistical model for analysis.
  • Key findings indicated that certain conditions (like active thymoma) and symptoms (like low heart function) significantly increased the risk of severe heart-related events, and a risk score created from these factors effectively predicted outcomes, validated in multiple cohorts.
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Persistent physical symptoms (synonymous with persistent somatic symptoms) is an umbrella term for distressing somatic complaints that last several months or more, regardless of their cause. These symptoms are associated with substantial disability and represent a major burden for patients, health-care professionals, and society. Persistent physical symptoms can follow infections, injuries, medical diseases, stressful life events, or arise de novo.

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One hundred and eighty crossbred beef steers (406.0 ± 2.2 kg) were used to determine the impact of a novel direct-fed microbial (DFM) on growth performance, carcass characteristics, rumen fermentation characteristics, and immune response in finishing beef cattle.

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As cancer therapies increase in effectiveness and patients' life expectancies improve, balancing oncologic efficacy while reducing acute and long-term cardiovascular toxicities has become of paramount importance. To address this pressing need, the Cardiology Oncology Innovation Network (COIN) was formed to bring together domain experts with the overarching goal of collaboratively investigating, applying, and educating widely on various forms of innovation to improve the quality of life and cardiovascular healthcare of patients undergoing and surviving cancer therapies. The COIN mission pillars of innovation, collaboration, and education have been implemented with cross-collaboration among academic institutions, private and public establishments, and industry and technology companies.

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Neuroinflammation is a key driver of neurodegenerative disease, however the tools available to model this disease biology at the systems level are lacking. We describe a translational drug discovery platform based on organotypic culture of murine cortical brain slices that recapitulate disease-relevant neuroinflammatory biology. After an acute injury response, the brain slices assume a chronic neuroinflammatory state marked by transcriptomic profiles indicative of activation of microglia and astrocytes and loss of neuronal function.

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Care that is organized around the principles of harm reduction and the movement for police and prison abolition has the potential to uproot and transform structural causes of harm and violence, in the interconnected crises of drug-related harm, policing, and punishment. The United States' crisis of overdose and drug-related harm and its system of policing and punishment are historically and empirically linked phenomena. The abandonment of people whose use of drugs leads to their premature death, in the form of an overdose, is directly and indirectly connected to wider systems of criminalization and incarceration that also produce premature suffering and death.

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Background: Disturbed sleep during early childhood predicts social-emotional problems. However, it is not known how various early childhood sleep phenotypes are associated with the development of childhood psychopathology, nor whether these relationships vary as a function of parental psychopathology. We identified sleep phenotypes among preschool youth; examined whether these phenotypes were associated with child and parent factors; and determined if early sleep phenotypes predicted later childhood psychopathology.

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Article Synopsis
  • - The study focuses on Post-Conviction Traumatic Stress (PCTS), highlighting trauma symptoms resulting from the criminal justice system, specifically among registered sex offenders and their families.
  • - Researchers used the Post-Traumatic Checklist (PCL-5) to evaluate PTSD symptoms in a sample of 290 registrants and 126 family members, revealing that 69% of registrants and 62% of family members met criteria for clinically significant PTSD.
  • - The findings include specific symptom presentations and suggest implications for clinical treatment, policy adjustments, and the need for further research on PCTS.
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Chronic fatigue syndrome/myalgic encephalomyelitis (CFS/ME) is a disabling long-term condition of unknown cause. The National Institute for Health and Care Excellence (NICE) published a guideline in 2021 that highlighted the seriousness of the condition, but also recommended that graded exercise therapy (GET) should not be used and cognitive-behavioural therapy should only be used to manage symptoms and reduce distress, not to aid recovery. This U-turn in recommendations from the previous 2007 guideline is controversial.

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The field of medical action extends beyond the clinical encounter. Rather, clinical encounters are organized by wider regimes of governance and expertise, and broader geographies of care, abandonment and violence. Clinical encounters in penal institutions condense and render visible the fundamental situatedness of all clinical care.

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Chemodectomas are tumors derived from parasympathetic nonchromaffin cells and are often found in the aortic and carotid bodies. They are generally benign but can cause mass-effect symptoms and have local or distant spread. Surgical excision has been the main curative treatment strategy.

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The purpose of this qualitative study was to explore clients' perceptions of sex-offending treatment. The sample included 291 people required to register as sex offenders in the U.S.

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Background: By 2022 the Defense Health Agency became responsible for administration of all military treatment facilities (MTFs), which were previously managed by their respective military services. However, three different service-specific nursing professional practice models currently govern nursing practice in MTFs.

Purpose: To describe the literature search, review, and synthesis of evidence which informed the JPPM and provide some of the most actionable findings.

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This White Paper addresses the current gaps in knowledge, as well as opportunities for future studies in pediatric sleep. The Sleep Research Society's Pipeline Development Committee assembled a panel of experts tasked to provide information to those interested in learning more about the field of pediatric sleep, including trainees. We cover the scope of pediatric sleep, including epidemiological studies and the development of sleep and circadian rhythms in early childhood and adolescence.

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Purpose: Mohs micrographic surgery (MMS) is a highly efficacious, tissue sparing method of skin cancer removal. Nevertheless, in the months to years after MMS, psychosocial distress has been described. The present study addressed the immediate period after MMS and assessed the frequency and risk factors for development of depressive symptoms.

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Study Objectives: This review synthesizes the pediatric behavioral sleep intervention (BSI) evidence base, summarizes challenges in translating BSIs from research to practice, and provides recommendations for integrating implementation science methods to advance pediatric BSI research.

Methods: We briefly review the common behavioral sleep disturbances among youth, discuss the pediatric BSIs with well-established evidence, and identify gaps in pediatric BSI research. We then identify contributors to the dearth of research evaluating pediatric BSIs in accessible settings and present a model for applying implementation science strategies to address identified gaps across the continuum of translational research.

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Background: Offspring of parents with bipolar disorder (BD-I/II) are at increased risk to develop the disorder. Previous work indicates that bipolar spectrum disorder (BPSD) is often preceded by mood/anxiety symptoms. In school-age offspring of parents with BD, we previously built a risk calculator to predict BPSD onset, which generates person-level risk scores.

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Coupling quantum emitters and nanostructures, in particular cold atoms and optical waveguides, has recently raised a large interest due to unprecedented possibilities of engineering light-matter interactions. In this work, we propose a new type of periodic dielectric waveguide that provides strong interactions between atoms and guided photons with an unusual dispersion. We design an asymmetric comb waveguide that supports a slow mode with a quartic (instead of quadratic) dispersion and an electric field that extends far into the air cladding for an optimal interaction with atoms.

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