67,008 results match your criteria: "University of Adelaide & South Australian Health and Medical Research Institute[Affiliation]"

Development and evaluation of patient-centred polygenic risk score reports for glaucoma screening.

BMC Med Genomics

January 2025

Department of Ophthalmology, Flinders Medical and Health Research Institute, Flinders University, Adelaide, SA, Australia.

Background: Polygenic risk scores (PRS), which provide an individual probabilistic estimate of genetic susceptibility to develop a disease, have shown effective risk stratification for glaucoma onset. However, there is limited best practice evidence for reporting PRS and patient-friendly reports for communicating PRS effectively are lacking. Here we developed patient-centred PRS reports for glaucoma screening based on the literature, and evaluated them with participants using a qualitative research approach.

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Pregnant women's choices for preventing respiratory syncytial virus (RSV).

Vaccine

January 2025

Vaccinology and Immunology Research Trials Unit, Women's and Children's Health Network, Adelaide, South Australia, Australia; Robinson Research Institute and Adelaide Medical School, The University of Adelaide, Adelaide, South Australia, Australia.

Introduction: Respiratory syncytial virus (RSV) is the leading cause of bronchiolitis and pneumonia in infants and can lead to severe respiratory distress, especially in very young infants. No specific treatments exist for RSV. However, new preventative strategies have become available including RSV vaccine for pregnant women and monoclonal antibody for infants.

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Background And Objective: In the phase 3 IPATential150 trial, ipatasertib addition to abiraterone significantly reduced the risk of disease progression in men with metastatic castration-resistant prostate cancer (mCRPC) with PTEN loss on immunohistochemistry (IHC), but not in the intention-to-treat (ITT) population. Here we report the final overall survival (OS) analysis and present results for prespecified and exploratory biomarker analyses.

Methods: Patients were randomized to receive ipatasertib (400 mg once daily) or placebo.

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Background: Orbital cavernous venous malformations (OCVMs) are the most common primary orbital mass lesion and presenting symptoms are usually secondary to a mass effect. Surgical excision presents unique challenges and vision loss is a rare, but devastating, complication. This review aims to identify risk factors for vision loss with excision of OCVMs.

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Type-2-diabetes is a metabolic disorder where misfolding and oligomerization of islet amyloid polypeptide (IAPP) around islet-β cells oligomerizes and participates in the pathology. The oligomeric stage is toxic but transitory and leads to the formation of mature amyloid fibrils. The pathological specifics of mature amyloid fibrils are poorly understood.

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Prostaglandin E and Akt promote stemness in Apc mutant Dclk1+ cells to give rise to colitis-associated cancer.

Cell Mol Gastroenterol Hepatol

January 2025

Department of Medicine, University of Western Ontario, London, Ontario N6A 5W9, Canada; Verspeeten Family Cancer Centre, London Health Sciences Centre, London, Ontario, Canada. Electronic address:

Background And Aims: Loss of the tumor suppressor gene Apc in Lgr5+ intestinal stem cells results in aberrant Wnt signaling and colonic tumorigenesis. In the setting of injury, however, we and others have also shown that non-stem cells can also give rise to colonic tumors. The mechanism by which inflammation leads to cellular plasticity and cancer, however, remains largely unknown.

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Near-infrared (NIR) spectroscopy with chemometrics was used to evaluate semi-refined flaxseed protein extract (SRFPE) and predict its protein content. The effect of extraction medium (water vs. alkaline) employed after pulsed electric field (PEF) treatment on protein yield was also studied.

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Bacterial polysaccharide synthesis is catalysed on the universal lipid carrier, undecaprenol phosphate (UndP). The cellular UndP pool is shared by different polysaccharide synthesis pathways including peptidoglycan biogenesis. Disruptions in cytosolic polysaccharide synthesis steps are detrimental to bacterial survival due to effects on UndP recycling.

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General practice registrar evaluation of long COVID in patients presenting with fatigue.

Aust J Prim Health

January 2025

Discipline of General Practice, Faculty of Health and Medical Sciences, The University of Adelaide, Adelaide, SA, Australia.

Background Long COVID is a new and prevalent condition defined by persistent symptoms following acute COVID-19 infection. While increasing resources are being directed to management, there is little evidence on how general practitioners (GPs) have changed their assessment and differential diagnosis of patients with potential long COVID symptoms including fatigue. This study aimed to examine how often GP registrars consider long COVID in patients presenting with fatigue, how often they think long COVID might be the cause for fatigue, and patient, registrar, practice, and consultation factors associated with these outcomes.

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Enzyme-linked immunosorbent spot analysis is frequently used to investigate immune responsiveness during clinical trials. However, ELISpot classically utilizes peripheral blood mononuclear cell isolates from whole blood, requiring relatively high blood draw volumes and removing both granulocytes and bound drug. Here, we describe a novel protocol whereby CD45 cells are magnetically isolated from human whole blood and co-incubated with serum isolated from the same subject.

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Ultra-Early Hematoma Expansion Is Associated With Ongoing Hematoma Growth and Poor Functional Outcome.

Stroke

January 2025

Departments of Medicine and Neurology, Melbourne Brain Centre @ The Royal Melbourne Hospital, University of Melbourne, AUSTRALIA.

There is limited data on ultra-early hematoma growth dynamics and its clinical relevance in primary intracerebral hemorrhage (ICH). We aimed to estimate the incidence of hematoma expansion (HE) within the hyperacute period of ICH, describe hematoma dynamics over time, investigate the associations between ultra-early HE and clinical outcomes after ICH, and assess the effect of tranexamic acid on ultra-early HE. We performed a planned secondary analysis of the STOP-MSU international multicenter randomized controlled trial.

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Background: The effectiveness of intra-articular platelet-rich plasma (IA-PRP) injections for managing pain in knee osteoarthritis (KOA) remains inconsistent. Therefore, this study aimed to systematically review randomized controlled trials (RCTs) assessing the efficacy of IA-PRP.

Methods: A total of 21 studies meeting the inclusion criteria were selected from various scientific databases, all of which compared PRP to either a placebo or an active comparator, such as corticosteroids (CS), in the treatment of KOA.

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Introduction: Chronic fetal hypoxia is commonly associated with fetal growth restriction and can predispose to respiratory disease at birth and in later life. Antenatal antioxidant treatment has been investigated to overcome the effects of oxidative stress to improve respiratory outcomes. We aimed to determine if the effects of chronic fetal hypoxia and antenatal antioxidant administration persist in the lung in early adulthood.

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Does fast running limit numerical variability of the vertebral column in rabbits and hares (Leporidae: Lagomorpha)?

R Soc Open Sci

January 2025

School of Biological Sciences, Faculty of Sciences, Engineering and Technology, University of Adelaide, Adelaide, South Australia 5005, Australia.

In mammalian vertebral columns, locomotive ability is expected to be an evolutionary driver of variation in the number of vertebrae; in species evolved to run fast or have a flexible vertebral column, they generally have limited numerical variation and low occurrence of malformed vertebrae to maintain their running performance. Although this hypothesis is supported among species sharing similar locomotive constraints (e.g.

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Introduction: The relationship between 24-h movement behaviours (i.e. sleep, sedentary behaviour and physical activity) and adiposity in preschoolers remains unclear.

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A key question about social media use is whether it constitutes an addiction. A possible frame of reference to investigate this question is the Incentive Sensitizations Theory (IST), as it provides a solid empirical background to understand the motivational and hedonic aspects of problematic behaviors. A central assumption of IST that addiction-related cues play a pivotal role in addictive behaviors has remained relatively understudied in the context of social media use.

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Problem: In Australia, program accreditation requirements include that education providers monitor and evaluate teaching and learning environments and provide evidence of outcomes being used to inform program quality improvement. Yet, closing this loop has proven challenging.

Background: The Australian National Placement Evaluation Centre (NPEC) functions to measure the quality of placements through student evaluations.

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Objective: This systematic review aimed to determine the differences in the caries-associated microbiota and caries experience among children with type 1 diabetes (T1D) compared to healthy children in observational studies.

Design: Registered in PROPSERO (CRD42024529842), this review involved searching four electronic databases (PubMed, Embase, Scopus and Web of Science) from inception to April 2024. Citation searching was further performed on eligible studies from the database search.

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Objective: Type1Screen offers islet autoantibody testing to Australians with a family history of type 1 diabetes (T1D) with the dual aims of preventing diabetic ketoacidosis (DKA) and enabling use of disease-modifying therapy. We describe screening and monitoring outcomes 2 years after implementing in-home capillary blood spot sampling.

Research Design And Methods: Data from 2,064 participants who registered between July 2022 and June 2024 were analyzed: 1,507 and 557 chose blood spot and venipuncture screening respectively.

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Effects of cold-water immersion on health and wellbeing: A systematic review and meta-analysis.

PLoS One

January 2025

Alliance for Research in Exercise Nutrition and Activity (ARENA), Allied Health and Human Performance, University of South Australia, Adelaide, Australia.

Background: Cold-water immersion (CWI) has gained popularity as a health and wellbeing intervention among the general population.

Objective: This systematic review and meta-analysis aimed to evaluate the psychological, cognitive, and physiological effects of CWI in healthy adults.

Methods: Electronic databases were searched for randomized trials involving healthy adults aged ≥ 18 years undergoing acute or long-term CWI exposure via cold shower, ice bath, or plunge with water temperature ≤15°C for at least 30 seconds.

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Many nurses and allied professionals (NAPs) lack the skills, knowledge and confidence to engage in conducting and implementing research. This statement describes the importance of NAPs' involvement in clinical research within the context of cardiovascular care. The existing gaps, barriers and enablers to NAPs involvement in research as a potential response to workforce issues in these professions as well as to contribute to excellence in patient care delivery and associated outcomes are identified.

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Z boson events at the Large Hadron Collider can be selected with high purity and are sensitive to a diverse range of QCD phenomena. As a result, these events are often used to probe the nature of the strong force, improve Monte Carlo event generators, and search for deviations from standard model predictions. All previous measurements of Z boson production characterize the event properties using a small number of observables and present the results as differential cross sections in predetermined bins.

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