Publications by authors named "Ashley S"

Background: Remission is the desired outcome following OIT as it allows individuals to discontinue treatment and eat the allergen freely. Early initiation of OIT in infants and toddlers has been embraced as an approach to increase the likelihood of remission. However, there is no high-quality evidence supporting younger age as an independent factor driving remission; available studies are limited by small samples of younger subjects and lack of adjustment for confounding covariates, particularly peanut-specific IgE (sIgE) levels which is closely correlated with age.

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Background: Egg oral immunotherapy (OIT) can induce desensitization or remission of egg allergy in children.

Objective: To determine the cost-effectiveness of OIT for raw egg allergy in school-age children compared with egg avoidance, and the most cost-effective age at which to commence treatment.

Methods: A decision-analytic Markov model estimated the health and cost outcomes of 1,000 children aged 4 years with egg allergy, comparing different ages of OIT commencement (ages 4-12, inclusive) versus ongoing egg avoidance.

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Background Complete pathologic response following neoadjuvant therapy (NAT) for pancreatic ductal adenocarcinoma (PDAC) is rare; alternative markers associated with survival are needed. The aim of this study was to evaluate the impact of tumor response to NAT on overall survival (OS) in PDAC patients who received NAT and curative-intent surgery. Methods A retrospective study utilizing the 2006-2018 National Cancer Database identified 6,960 adult patients with PDAC who received NAT.

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Higher prevalence of multiple sclerosis at higher latitudes is associated with reduced sunlight during childhood. Alterations in inflammatory Th17 and regulatory T cells (Treg) are associated with autoimmunity. In Hobart, Australia (latitude 42.

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Moderate-to-severe mitral regurgitation (MR) and tricuspid regurgitation (TR) are common in patients hospitalized with heart failure (HF) and have been associated with poor quality of life and increased mortality. The impact of these valve lesions on in-hospital decongestion and postdischarge outcomes is less clear. This study analyzed 617 patients hospitalized for acute HF in the Diuretic Optimization Strategies in Acute Heart Failure (DOSE-AHF), Renal Optimization Strategies Evaluation in Acute Heart Failure (ROSE-AHF), and Cardiorenal Rescue Study in Acute Decompensated Heart Failure (CARESS-HF) trials.

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Article Synopsis
  • - Increased head circumference is a common finding in individuals with autism spectrum disorder (ASD), beginning at birth and continuing into adolescence, indicating differences in brain development.
  • - A study compared head sizes of children diagnosed with ASD, those with elevated autistic traits, and typical controls, finding that ASD children consistently had larger head sizes, especially if they also had cognitive learning needs.
  • - In contrast, children with elevated autistic traits showed smaller head circumferences, highlighting that those with a formal ASD diagnosis have a distinct growth pattern compared to those without clinical symptoms.
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The blood-brain barrier (BBB) serves as a selective filter that prevents harmful substances from entering the healthy brain. Dysfunction of this barrier is implicated in several neurological diseases. In the context of Alzheimer's disease (AD), BBB breakdown plays a significant role in both the initiation and progression of the disease.

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Orthopaedic patients are at risk of delirium, which is managed according to the mnemonic PINCHME and involves monitoring hydration. Fluid balance measures hydration, therefore we aimed to improve fluid balance documentation using ward round plans, posters and mini PINCHME multidisciplinary team meetings. Results demonstrated improved fluid balance documentation for patients with delirium from 63.

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Background: Few studies have examined long-term outcomes following oral immunotherapy (OIT); none have examined long-term risks and benefits associated with distinct clinical outcomes (desensitization, remission).

Methods: Participants completing the probiotic and peanut oral immunotherapy (PPOIT) -003 randomized trial were enrolled in a follow-on study, PPOIT-003LT. Peanut ingestion, reactions, and health-related quality of life (HRQOL) were monitored prospectively.

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We sought to replicate and expand previous work showing that the more human-like a robot appears, the more willing people are to attribute mind-like capabilities and socially engage with it. Forty-two participants played games against a human, a humanoid robot, a mechanoid robot, and a computer algorithm while undergoing functional neuroimaging. We confirmed that the more human-like the agent, the more participants attributed a mind to them.

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  • This study investigates the differences in procedural characteristics, patient outcomes, and case volumes between early-career and non-early-career interventional cardiologists in the U.S. from April 2018 to June 2022.
  • Data from various medical databases revealed that early-career operators treated more critically ill patients, such as those with ST-segment myocardial infarction, despite having similar annual case volumes compared to their more experienced counterparts.
  • The findings indicate that early-career cardiologists face higher predicted risks for mortality and bleeding in their patients, with statistical adjustments confirming a significant association between early-career status and increased risks.
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Purpose: To address the paucity and potential of context-based prospective memory (PM) assessment tasks suitable to Indian ethnicity, the study aimed to develop a novel context-based PM task and determine its psychometric properties among neurotypical adults.

Methods: Rendered images in 2-D were extracted from a 3-D shopping mall, where PM and ongoing tasks were embedded within them to provide participants with a semi-immersive experience. The design and scoring of the novel task were constructed in alignment with the Memory for Intentions Screening Test.

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This review summarizes recent advances in characterizing the transcriptional pathways associated with outcomes following Oral Immunotherapy. Recent technological advances including single-cell sequencing are transforming the ways in which the transcriptional landscape is understood. The application of these technologies is still in its infancy in food allergy but here we summarize current understanding of gene expression changes following oral immunotherapy for food allergy and specific signatures underpinning the different clinical outcomes of desensitization and remission (sustained unresponsiveness).

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Fibrotic diseases, such as idiopathic pulmonary fibrosis (IPF) and systemic scleroderma (SSc), are commonly associated with high morbidity and mortality, thereby representing a significant unmet medical need. Interleukin 11 (IL11)-mediated cell activation has been identified as a central mechanism for promoting fibrosis downstream of TGFβ. IL11 signaling has recently been reported to promote fibroblast-to-myofibroblast transition, thus leading to various pro-fibrotic phenotypic changes.

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Background: Preterm infants are more likely to experience severe respiratory syncytial virus (RSV) disease compared to term infants. The reasons for this are multi-factorial, however their immature immune system is believed to be a major contributing factor.

Methods: We collected cord blood from 25 preterm (gestational age 30.

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Purpose: To review available and emerging evidence of radiotherapy for symptom management and disease control in metastatic bladder cancer.

Methods: A literature search and subsequent cross-referencing were carried out for articles in the PubMed and Scopus databases using terms 'radiotherapy' OR 'palliative radiation therapy' with 'metastatic bladder cancer' OR 'advanced bladder cancer' between 1990 and 2023, excluding articles with no English translation.

Results: Palliative radiotherapy is an effective and accessible treatment for the alleviation of haematuria and pain due to the primary and metastatic disease.

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Article Synopsis
  • The Probiotic Peanut Oral Immunotherapy-003 trial found both PPOIT and standard peanut OIT were effective in inducing clinical remission and improving quality of life in children with peanut allergies.
  • The post hoc study analyzed data from 201 children to determine how baseline clinical and demographic factors, like peanut sensitivity and history of anaphylaxis, affected treatment outcomes.
  • Results indicated that higher peanut sensitivity and concurrent allergic conditions decreased the likelihood of remission, while factors like sex and age influenced quality of life improvements; considering these factors could enhance treatment success in future trials.
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Identifying and interrupting transmission chains is important for controlling infectious diseases. One way to identify transmission pairs - two hosts in which infection was transmitted from one to the other - is using the variation of the pathogen within each single host (within-host variation). However, the role of such variation in transmission is understudied due to a lack of experimental and clinical datasets that capture pathogen diversity in both donor and recipient hosts.

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Psychotic experiences (PEs) occur in 5-10% of the general population and are associated with exposure to childhood trauma and obstetric complications. However, the neurobiological mechanisms underlying these associations are unclear. Using the Avon Longitudinal Study of Parents and Children (ALSPAC), we studied 138 young people aged 20 with PEs (n = 49 suspected, n = 53 definite, n = 36 psychotic disorder) and 275 controls.

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