Publications by authors named "Harris B"

Objective: To retrospectively compare and report vasopressor duration and mortality of septic dogs with hypotension refractory to vasopressor administration (presumed critical illness-related corticosteroid insufficiency [CIRCI]) treated with or without dexamethasone sodium phosphate (DxSP).

Design: Retrospective study (2017-2022).

Setting: Tertiary referral and teaching hospitals.

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The COVID-19 pandemic created unprecedented challenges for social connectivity and mental health, especially during mandated shelter-in-place periods. For patients engaged in mental health treatment, the social impact of their shelter-in-place experience remains an area of active investigation. This is particularly relevant in the context of social prescribing, a growing area of clinical intervention where healthcare providers actively refer patients to local social resources or activities to enhance mental health and wellbeing.

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The evaluation of social communication and interaction (SC/I) behaviors is foundational to the autism identification process. However, this type of evaluation is made difficult by the fact that SC/I is a construct in which perceptions and expectations are largely influenced by norms and attitudes of different sociodemographic groups. While there are many factors that influence differences in SC/I behaviors across sociodemographic groups, one factor that may be especially important is the perceived value of these behaviors.

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  • Developed an automated electronic health record (EHR)-linked registry to assess risks in emergency general surgery (EGS) using modified scoring systems, aiming to improve efficiency and accuracy.
  • Analyzed data from 177 patients who underwent emergent surgeries between 2018-2023, finding an 18% mortality rate and 45% complication rate within 30 days post-surgery.
  • The new scores (mESS and mPOTTER) showed strong agreement with traditional risk calculators, indicating potential for better quality assessment in EGS.
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Biological organisms engineer peptide sequences to fold into membrane pore proteins capable of performing a wide variety of transport functions. Synthetic de novo-designed membrane pores can mimic this approach to achieve a potentially even larger set of functions. Here we explore water, solute, and ion transport in three de novo designed β-barrel membrane channels in the 5-10 Å pore size range.

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Background And Objectives: Information communication technologies (ICTs) can enhance older adults' health and well-being. Most research on the use of voice-activated ICTs by older adults has focused on the experiences of individuals living in the community, excluding those who live in long-term care homes. Given evidence of the potential benefits of such technologies to mitigate social isolation and loneliness, more research is needed about their impacts in long-term care home settings.

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  • The report highlights a community health system's implementation of universal screening and treatment pathways for youth vaping over a 4-year period.
  • Data included screening rates, positive tests, referrals, and quit rates among teens based on their demographics.
  • Results showed that 73% of teens were screened, 5.2% tested positive, and among those referred, about 31% achieved vaping abstinence, suggesting this model could effectively help other health systems combat teen vaping.
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Introduction: Inflammation is a marker of immune activation. Inflammation may have an effect on both ovarian function and luteal function, both essential to pregnancy. High inflammation may also signal dysregulated processes within the ovary, which could be in part measured through Anti-Müllerian hormone, follicle-stimulating hormone, and inhibin B levels.

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  • Common genetic variation at the 11q23.1 locus is linked to colorectal cancer risk, complicating the understanding of its mechanisms due to complex gene interactions and expression patterns.
  • The study utilizes various sequencing methods and mouse models to identify key genes, especially highlighting rs3087967 as a crucial variant that influences the expression of 21 genes associated with tuft cell markers.
  • The findings suggest that the risk genotype at rs3087967 leads to a deficiency in tuft cells, which are important for tumor suppression, positioning these cells as protective elements in colorectal cancer development.
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ATR is the master safeguard of genomic integrity during DNA replication. Acute inhibition of ATR with ATR inhibitor (ATRi) triggers a surge in origin firing, leading to increased levels of single-stranded DNA (ssDNA) that rapidly deplete all available RPA. This leaves ssDNA unprotected and susceptible to breakage, a phenomenon known as replication catastrophe.

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Objective: People living with HIV (PLHIV) are often recruited from primary healthcare clinics (PHC) into clinical trials. On trial completion, they are transferred back to the facility for continued care and support in managing their condition, potentially leading to better health outcomes. Because transferring PLHIV back to PHCs post-clinical trials may result in decreased access to specialised care or resources that were available during the trial, this study explored insights into challenges faced during reintegration from clinical trial settings into PHCs and antiretroviral therapy (ART) adherence post-clinical trials.

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Background: Organizational change within nursing schools that supports growth of students, faculty, and staff from underrepresented groups occurs through purposeful strategies and commitments to building capacity for the spectra and richness of diverse perspectives.

Purpose: To evaluate framework-guided initiatives, our organization implemented to advance diversity, equity, and inclusion to achieve inclusive excellence in nursing education and leadership.

Methods: Framework-guided initiatives include a standardized diversity education model, hiring bias mitigation strategies, equitable spending, partnerships for student and faculty recruitment, and restructuring committees to include diverse perspectives.

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High-grade serous ovarian cancer (HGSOC) is the most prevalent and aggressive histological subtype of ovarian cancer, and often presents with metastatic disease. The drivers of metastasis in HGSOC remain enigmatic. APOBEC3A (A3A), an enzyme that generates mutations across various cancers, has been proposed as a mediator of tumor heterogeneity and disease progression.

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Special education services are important for helping autistic students succeed, but many racially and ethnically minoritized and girl students face difficulties in getting support because they are not identified appropriately in schools. This study looks at the identification of autism in racially and ethnically minoritized and girl students across schools in the United States during the 2019-2020 school year. We found that girls are less likely to be identified compared to boys, which means they might not get the help they need.

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Background: Minorities are underrepresented in all areas of medical education relative to the United States general population, and minority physicians are more likely to practice in disadvantaged areas and in primary care settings. Many individual and structural factors contribute to this discrepancy. We aimed to demonstrate how resident race/ethnicity representation differs across the various resident specialties.

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  • A systematic review was conducted to summarize the latest evidence on oral health issues in slum areas, highlighting the disease burden, perceptions, practices, and access to services in both slum and non-slum urban environments of low and middle-income countries (LMICs).
  • The review included studies published from January 2000 to June 2023 and utilized comprehensive databases, focusing on empirical research that reported on oral health among slum residents.
  • Out of 56 assessed articles, 23 were included in the review, primarily from Asia (57%) and Africa (39%), with a varied focus on slums and urban settings to better inform health policy.
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The need for leadership within district health systems is critical for the effective delivery of services and for inter-sectoral collaboration for health. Leadership capacity development (LCD) has not, however, been prioritized within health systems, and the systemic capacity (i.e.

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BACKGROUNDDespite an overall poor prognosis, about 15% of patients with advanced-stage tubo-ovarian high-grade serous carcinoma (HGSC) survive 10 or more years after standard treatment.METHODSWe evaluated the tumor microenvironment of this exceptional, understudied group using a large international cohort enriched for long-term survivors (LTS; 10+ years; n = 374) compared with mid-term (MTS; 5-7.99 years; n = 433) and short-term survivors (STS; 2-4.

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Invasive Lobular Carcinoma (ILC) is a subtype of breast cancer characterized by distinct biological features, and limited glucose uptake coupled with increased reliance on amino acid and lipid metabolism. Our prior studies highlight the importance of glutamate as a key regulator of ILC tumor growth and therapeutic response. Here we examine the expression of four key proteins involved in glutamate transport and metabolism - SLC3A2, SLC7A11, GPX4, and GLUD1/2 - in a racially diverse cohort of 72 estrogen receptor-positive (ER+) ILC and 50 ER+ invasive ductal carcinoma, no special type (IDC/NST) patients with primary disease.

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Introduction: Musculoskeletal (MSK) conditions are the largest contributor to disability worldwide. The aim of this project was to undertake a horizon scan and generate an evidence gap map (EGM) to highlight technological innovations in development for preventing and managing MSK conditions at early stages of the clinical treatment pathway, and to identify areas of unmet need.

Methods: In February 2024, bibliographic databases, a clinical trial registry, research funding portals, and company websites were searched for relevant records.

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Objective: To evaluate cumulative live birth after preimplantation genetic testing for aneuploidy (PGT-A) with next generation sequencing (NGS) compared with morphology alone among patients aged 21-40 years undergoing single blastocyst transfer.

Design: Retrospective cohort study.

Setting: Society for Assisted Reproductive Technology (SART) clinics.

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