Publications by authors named "Rattray M"

The Commonwealth Psychosocial Support Program, funded by the Australian Government, offers psychosocial support to individuals with severe mental illness. Currently, little research has addressed the challenges confronting its workforce. This study aimed to assess whether recruitment, retention, and staff skills pose significant issues for the Commonwealth Psychosocial Support Program and to identify contributing factors.

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Background: General practice is pivotal in delivering mental health care within communities, yet the attitudes and professional factors influencing this provision remain underexplored. This study seeks to understand the perspective of general practice staff around the professional factors that influence the provision of primary mental health care.

Methods: A qualitative study was conducted with semi-structured interviews of 14 general practice staff involved in mental health care.

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Thermal proteome profiling (TPP) is a proteome wide technology that enables unbiased detection of protein drug interactions as well as changes in post-translational state of proteins between different biological conditions. Statistical analysis of temperature range TPP (TPP-TR) datasets relies on comparing protein melting curves, describing the amount of non-denatured proteins as a function of temperature, between different conditions (e.g.

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Background: The demand for mental health services in Australia is substantial and has grown beyond the capacity of the current workforce. As a result, it is currently difficult for many to access secondary healthcare providers. Within the secondary healthcare sector, however, peer workers who have lived experience of managing mental health conditions have been increasingly employed to intentionally use their journey of recovery in supporting others living with mental health conditions and their communities.

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Objectives: To identify and synthesise interventions and implementation strategies to optimise patient flow, addressing admission delays, discharge delays, and after-hours discharges in adult intensive care units.

Methods: This systematic review followed the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) reporting guidelines. Five electronic databases, including CINAHL, PubMed, Emcare, Scopus, and the Cochrane Library, were searched from 2007 to 2023 to identify articles describing interventions to enhance patient flow practices in adult intensive care units.

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Patients can experience medication-related harm and hospital readmission because they do not understand or adhere to post-hospital medication instructions. Increasing patient medication literacy and, in turn, participation in medication conversations could be a solution. The purposes of this study were to co-design and test an intervention to enhance patient participation in hospital discharge medication communication.

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Background: Previous studies which applied machine learning on multiplex component-resolved diagnostics arrays identified clusters of allergen components which are biologically plausible and reflect the sources of allergenic proteins and their structural homogeneity. Sensitization to different clusters is associated with different clinical outcomes.

Objective: To investigate whether within different allergen component sensitization clusters, the internal within-cluster sensitization structure, including the number of c-sIgE responses and their distinct patterns, alters the risk of clinical expression of symptoms.

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Functional enrichment analysis of genome-wide association study (GWAS)-summary statistics has suggested that CD4 T-cells play an important role in asthma pathogenesis. Despite this, CD4 T-cells are under-represented in asthma transcriptome studies. To fill the gap, 3'-RNA-Seq was used to generate gene expression data on CD4 T-cells (isolated within 2 h from collection) from peripheral blood from participants with well-controlled asthma (n = 32) and healthy controls (n = 11).

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Malnutrition and frailty affect up to one-third of community-dwelling older adults in Australia and New Zealand (ANZ), burdening individuals, health systems and the economy. As these conditions are often under-recognised and untreated in the community, there is an urgent need for healthcare professionals (HCPs) from all disciplines to be able to identify and manage malnutrition and frailty in this setting. This paper describes the systematic and iterative process by which a practical guide for identifying and managing malnutrition and frailty in the community, tailored to the ANZ context, was developed.

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Background: The Partners in Recovery (PIR) program was implemented by the Australian Government Department of Health. Its overriding aim was to improve the coordination of services for people with severe and persistent mental illness, and who have complex needs that are not being met. The PIR capacity-building project (CBP) was funded to provide capacity building activities to the nationwide network of consortia that were set up in 2013 to deliver PIR over a 3-year period.

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Surgical wound dehiscence (SWD) is a serious complication-with a 40% estimated mortality rate-that occurs after surgical intervention. Since the implementation of advanced recovery protocols, the current global incidence of SWD is unknown. This systematic review and meta-analysis estimated the worldwide incidence of SWD and explored its associated factors in general surgical patients.

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Motivation: There exists a range of different quantification frameworks to estimate the synergistic effect of drug combinations. The diversity and disagreement in estimates make it challenging to determine which combinations from a large drug screening should be proceeded with. Furthermore, the lack of accurate uncertainty quantification for those estimates precludes the choice of optimal drug combinations based on the most favourable synergistic effect.

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Dosage compensation, the balancing of X-linked gene expression between sexes and to the autosomes, is critical to an organism's fitness and survival. In Drosophila, dosage compensation involves hypertranscription of the male X chromosome. Here, we use quantitative live imaging and modeling at single-cell resolution to study X chromosome dosage compensation in Drosophila.

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Aim: This study aimed to explore dietitians' perceptions of their current practice for identifying and managing malnutrition/frailty in the community, to fill an evidence gap.

Methods: This mixed-methods study involved an online survey distributed to dietitians practising in Australia and New Zealand, and semi-structured interviews with a subset of survey participants. The 34-item survey and interviews explored dietitians' practices for identifying/managing malnutrition and frailty, focusing on the community setting.

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Objectives: The National Disability Insurance Scheme (NDIS) was introduced in 2013 and offered a new way of providing support to people with permanent and significant disabilities. Despite pilot testing, implementation of the scheme has been challenging, particularly for people with a disability arising from a mental health condition. In 2019, to address the challenge of accessing the NDIS, researchers from Flinders University worked with the National Disability Insurance Agency (NDIA) to develop a streamlined access process for psychosocial disability.

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Regulation of mRNA degradation is critical for a diverse array of cellular processes and developmental cell fate decisions. Many methods for determining mRNA half-lives rely on transcriptional inhibition or metabolic labelling. Here, we use a non-invasive method for estimating half-lives for hundreds of mRNAs in the early Drosophila embryo.

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Objective: To explore patients' priorities and preferences for optimal care of their acute or hard-to-heal surgical wound(s).

Method: This qualitative study involved semi-structured individual interviews with patients receiving wound care in Queensland, Australia. Convenience and snowball sampling were used to recruit patients from inpatient and outpatient settings between November 2019 and January 2020.

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MicroRNAs (miRs) have an important role in tuning dynamic gene expression. However, the mechanism by which they are quantitatively controlled is unknown. We show that the amount of mature miR-9, a key regulator of neuronal development, increases during zebrafish neurogenesis in a sharp stepwise manner.

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Damage to the lung epithelium is a unifying feature of disease caused by the saprophytic fungus . However, the mechanistic basis and the regulatory control of such damage is poorly characterized. Previous studies have identified mediated pathogenesis as occurring at early (≤ 16 hours) or late (>16 hours) phases of the fungal interaction with epithelial cells, and respectively involve direct contact with the host cell or the action of soluble factors produced by mature fungal hyphae.

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Patterns of human immune responses to viruses and bacteria and how this impacts risk of infections or onset/exacerbation of chronic respiratory diseases are poorly understood. In a population-based birth cohort, we measured peripheral blood mononuclear cell responses (28 cytokines) to respiratory viruses and bacteria, Toll-like receptor ligands and phytohemagglutinin, in 307 children. Cytokine responses were highly variable with > 1000-fold differences between children.

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Despite good evidence of impaired innate antiviral responses in asthma, trials of inhaled interferon-β given during exacerbations showed only modest benefits in moderate/severe asthma. Using human experimental rhinovirus infection, we observe robust in vivo induction of bronchial epithelial interferon response genes 4 days after virus inoculation in 25 subjects with asthma but not 11 control subjects. This signature correlated with virus loads and lower respiratory symptoms.

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Malnutrition and frailty are common conditions that impact overall health and function. There is limited research exploring the barriers and enablers to providing coordinated nutrition care to malnourished or frail clients in the community (including transitions from hospital). This study aimed to explore dietitians' experiences and perspectives on providing coordinated nutrition care for frail and malnourished clients identified in the community or being discharged from hospital.

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Article Synopsis
  • - Chronic inflammation, such as that seen in rheumatoid arthritis, leads to rhythmic joint inflammation and alters energy metabolism in muscles and the liver at different times of the day.
  • - Research using a mouse model indicates that inflammatory conditions trigger changes in gene expression and fat metabolism, particularly through mechanisms involving EGFR-JAK-STAT3 signaling.
  • - The study found an increase in ceramides and sphingolipid production, especially during the day when inflammation peaks, highlighting a connection between inflammation timing and lipid metabolism issues.
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The mechanisms explaining excess morbidity and mortality in respiratory infections among males are poorly understood. Innate immune responses are critical in protection against respiratory virus infections. We hypothesised that innate immune responses to respiratory viruses may be deficient in males.

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Motivation: The MS2-MCP (MS2 coat protein) live imaging system allows for visualization of transcription dynamics through the introduction of hairpin stem-loop sequences into a gene. A fluorescent signal at the site of nascent transcription in the nucleus quantifies mRNA production. Computational modelling can be used to infer the promoter states along with the kinetic parameters governing transcription, such as promoter switching frequency and polymerase loading rate.

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