Publications by authors named "GALLAGHER L"

Background: Dental treatment may not be possible for patients with a profound acquired brain injury without pharmacological support. Intravenous (IV) sedation with midazolam is a widely accepted, safe, and effective mode of treatment for people with a disability, but there is limited evidence in this patient cohort.

Aims: This evaluation aimed to review the IV sedation service for patients with profound acquired brain injury within the dental department at the Royal Hospital for Neuro-disability.

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  • Patescibacteria, or Candidate Phyla Radiation, is a diverse group of mostly uncultivated small bacteria that accounts for a large part of bacterial diversity.
  • Some cultivated members show a unique life cycle as obligate epibionts, meaning they live on the surface of host bacteria.
  • Recent advances in studying these organisms have led to breakthroughs in understanding their metabolic functions and developing strategies for cultivation, which could help reveal the complex interactions between Patescibacteria and their hosts.
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Introduction: Advancing research and support for neurologically diverse populations requires novel data harmonisation methods that are capable of aligning with contemporary approaches to understanding health and disability.

Objectives: We present the International Classification of Functioning, Disability and Health (ICF) as a conceptual framework to support harmonisation of mental health data and present a proof of principle within the Risk and Resilience in Developmental Diversity and Mental Health (R2D2-MH) consortium.

Method: 138 measures from various mental health datasets were linked to the ICF following the WHO's established linking rules.

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  • - PARP inhibitors show promise in treating castration-resistant prostate cancer (CRPC) with homologous recombination repair (HRR) defects, but the reasons behind resistance are not completely understood.
  • - A study from the TOPARP-B trial found that 79% of BRCA2/PALB2-mutated tumors exhibited reversion mutations at the end of treatment, with many related to POLQ-mediated DNA repair mechanisms.
  • - In cases of BRCA2 homozygous deletions, rare subclones lacking the BRCA2 deletion are selected for after PARP inhibitor treatment, indicating the necessity for restored HRR function in developing resistance.
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Background: Congenital diaphragmatic hernia (CDH) is characterized by a diaphragmatic defect, leading to herniation of abdominal organs into the chest, lung compression, and impaired lung development, often resulting in pulmonary hypertension and lung hypoplasia. Prenatal imaging techniques like ultrasound and MRI provide anatomical predictors of outcomes, but their limitations necessitate novel biomarkers for better prognostic accuracy.

Objective: This study aims to identify unique circulating maternal, fetal, and neonatal microRNAs (miRNAs) that can distinguish CDH pregnancies from healthy controls and assess their potential as markers of disease severity.

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  • Identifying new adjuvants to make vaccines more effective is crucial, with one promising method being the use of TLR9 agonists like CpG ODNs to boost dendritic cell function.
  • D-15800, a specific D-peptide isomer, has been found to better stimulate the production of the immune response mediator IL-12p70 and promote differentiation of monocytes into dendritic cells compared to its L-isomer counterpart.
  • When combined with TLR9 agonists, D-15800 not only activates immune cells like CD4 T and natural killer cells but also enhances interferon-alpha production, indicating it could significantly improve vaccine outcomes.
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Rare copy-number variants associated with neurodevelopmental conditions (ND-CNVs) exhibit variable expressivity of clinical, physical, behavioural outcomes. Findings from clinically ascertained cohorts suggest this variability may be partly due to additional genetic variation. Here, we assessed the impact of polygenic scores (PGS) and rare variants on ND-CNV carrier fluid intelligence (FI) scores in the UK Biobank.

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Background: Breastfeeding Support Groups are deemed effective in promoting breastfeeding initiation and duration, but few studies have addressed the mothers' perspectives.

Research Aim: To investigate the role and impact of Breastfeeding Support Groups on breastfeeding mothers in Ireland from the women's perspective. Specific objectives included the assessment over time of breastfeeding self-efficacy knowledge, use, and limitations of BSGs and whether they contributed towards women achieving their breastfeeding goals.

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  • The study investigates how coagulation factor X (FX) impacts tumor growth in castration-resistant prostate cancer (CRPC) by examining the prostate tumor microenvironment in mouse models through single-cell RNA sequencing.
  • It finds that immunosuppressive neutrophils (PMN-MDSCs) produce FX, which activates pathways that enhance tumor cell growth independent of androgens, indicating a role for FX in cancer progression.
  • Targeting FXa could impede the oncogenic function of PMN-MDSCs and potentially improve treatment outcomes when combined with existing therapies, with high levels of FX and related markers correlating to worse survival in CRPC patients.
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Introduction: Androgen deprivation therapy has been shown to improve cancer control when combined with radiotherapy. Relugolix is an oral GnRH receptor antagonist that achieves rapid profound testosterone suppression, which may increase the perception and/or impact of fatigue. This study sought to evaluate neoadjuvant relugolix-induced fatigue in prostate cancer patients prior to the start of stereotactic body radiation therapy (SBRT).

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Bacteria in nature can exist in multicellular communities called biofilms. Biofilms also form in the course of many infections. infections frequently involve biofilms, which contribute materially to the difficulty to treat these infections with antibiotic therapy.

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Lifestyle interventions are strategies used to self-manage medical conditions, such as epilepsy, and often complement traditional pharmacologic and surgical therapies. The need for integrating evidence-based lifestyle interventions into mainstream medicine for the treatment of epilepsy is evident given that despite the availability of a multitude of treatments with medications and surgical techniques, a significant proportion of patients have refractory seizures, and even those who are seizure-free report significant adverse effects with current treatments. Although the evidence base for complementary medicine is less robust than it is for traditional forms of medicine, the evidence to date suggests that several forms of complementary medicine including yoga, mindfulness meditation, cognitive behavioral therapy, diet and nutrition, exercise and memory rehabilitation, and music therapy may have important roles as adjuncts in the treatment armamentarium for epilepsy.

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Introduction: Given the prevalence and staggering cost of neurological disorders, there is dire need for effective early detection and intervention tools. Emerging evidence suggests that multidisciplinary lifestyle interventions (MLI) may mitigate the risk and progression of neurological disorders. The objectives of this protocol are (1) to test the impact of MLI on the progression of neurological disorders and (2) to identify multi-omic biomarkers for early stages of neurological disease and the impact of MLIs on these biomarkers.

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Only a small number of studies have assessed structural differences between the two hemispheres during childhood and adolescence. However, the existing findings lack consistency or are restricted to a particular brain region, a specific brain feature, or a relatively narrow age range. Here, we investigated associations between brain asymmetry and age as well as sex in one of the largest pediatric samples to date (n = 4265), aged 1-18 years, scanned at 69 sites participating in the ENIGMA (Enhancing NeuroImaging Genetics through Meta-Analysis) consortium.

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Cancer evolution lays the groundwork for predictive oncology. Testing evolutionary metrics requires quantitative measurements in controlled clinical trials. We mapped genomic intratumor heterogeneity in locally advanced prostate cancer using 642 samples from 114 individuals enrolled in clinical trials with a 12-year median follow-up.

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Background: A sizeable proportion of pathogenic genetic variants identified in young children tested for congenital differences are associated with neurodevelopmental psychiatric disorders (NPD). In this growing group, a genetic diagnosis often precedes the emergence of diagnosable developmental concerns. Here, we describe DAGSY (Developmental Assessment of Genetically Susceptible Youth), a novel interdisciplinary 'genetic-diagnosis-first' clinic integrating psychiatric, psychological and genetic expertise, and report our first observations and feedback from families and referring clinicians.

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Background: Persistent olfactory dysfunction (OD) is a common symptom following SARS-CoV-2 infection that can greatly impact quality of life (QoL). Because coping strategies have been shown to moderate the effect of disease symptoms on functional and affective outcomes, this study aims to determine whether specific coping strategies are associated with and moderate QoL outcomes.

Methodology: Participants with prior SARS-CoV-2 infection underwent psychophysical olfactory testing with Sniffin’ Sticks and completed questionnaires to elicit subjective olfactory function, coping strategies, olfactory-specific QoL, general QoL, and mental health.

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Objectives: Persistent olfactory dysfunction (OD) following loss of smell associated with SARS-CoV-2 infection is a major feature of long COVID. Perspectives on the prevalence of persistent OD predominantly rely on self-reported olfactory function. Few studies have tracked longitudinal rates of recovery using psychophysical assessment among patients presenting for evaluation of persistent OD beyond a window of acute recovery.

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  • Autism is a common condition influenced by both single gene issues and multiple genes, and many autistic people need better healthcare that genomics can help provide.
  • The European Autism GEnomics Registry (EAGER) aims to collect info about autistic people who have had their entire DNA sequenced to help with future research and trials.
  • EAGER will involve 1,500 participants from 13 places in 8 countries who will share genetic samples and fill out surveys to help researchers understand the link between genetics and health.
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BACKGROUNDClinical trials have suggested antitumor activity from PARP inhibition beyond homologous recombination deficiency (HRD). RNASEH2B loss is unrelated to HRD and preclinically sensitizes to PARP inhibition. The current study reports on RNASEH2B protein loss in advanced prostate cancer and its association with RB1 protein loss, clinical outcome, and clonal dynamics during treatment with PARP inhibition in a prospective clinical trial.

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Background: Both healthy plasma and cytoprotective aPC (3K3A-aPC) have been shown to mitigate the endotheliopathy of trauma (EoT), but optimal therapeutics remain unknown. Our aim was therefore to determine optimal therapies to mitigate EoT by investigating the effectiveness of 3K3A-aPC with and without plasma-based resuscitation strategies.

Methods: Electric cell-substrate impedance sensing (ECIS) was used to measure real-time permeability changes in endothelial cells.

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Introduction: Olfactory dysfunction is a common symptom of COVID-19. However, subjective perception of olfactory function does not always correlate well with more objective measures. This study seeks to clarify associations between subjective and psychophysical measures of olfaction and gustation in patients with subjective chemosensory dysfunction following COVID-19.

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Background: Platelets are well known for their roles in hemostasis, but they also play a key role in thromboinflammatory pathways by regulating endothelial health, stimulating angiogenesis, and mediating host defense through both contact dependent and independent signaling. When activated, platelets degranulate releasing multiple active substances. We hypothesized that the soluble environment formed by trauma platelet releasates (TPR) attenuates thromboinflammation via mitigation of trauma induced endothelial permeability and metabolomic reprogramming.

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Background: Patients with type O blood may have an increased risk of hemorrhagic complications because of lower baseline levels of von Willebrand factor and factor VIII, but the transition to a mortality difference in trauma is less clear. We hypothesized that type O trauma patients will have differential proteomic and metabolomic signatures in response to trauma beyond von Willebrand factor and factor VIII alone.

Methods: Patients meeting the highest level of trauma activation criteria were prospectively enrolled.

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