7,830 results match your criteria: "The University of New South Wales.[Affiliation]"

Background: Data on impact of financial penalties for non-vaccination are sparse. Australia has required full vaccination for government family assistance payment eligibility since 1998. In 2016, the No Jab, No Pay (NJNP) policy removed registered non-medical objection as exemption option and increased eligibility assessment to yearly.

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Electrocatalyst materials play a crucial role in determining the efficiency of the hydrogen evolution reaction (HER), directly influencing the overall effectiveness of energy conversion technologies. NiS/MoS heterostructures hold substantial promise as bifunctional catalysts, owing to their synergistic electronic characteristics and plentiful active sites. However, their catalytic efficacy is impeded by the relatively elevated chemisorption energy of hydrogen-containing intermediates, which constrains their functionality in different pH environments.

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Methamphetamine (MA) dependence leads to severe physical and psychological issues. Current treatments, including psychosocial therapies and residential rehabilitation, face limitations such as high relapse rates, cost, and accessibility issues. As a result, there is an urgent need for novel approaches to treat MA dependence that are effective, affordable, and accessible to patients.

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Next-Generation Desalination Membranes Empowered by Novel Materials: Where Are We Now?

Nanomicro Lett

December 2024

UNESCO Centre for Membrane Science and Technology, School of Chemical Engineering, The University of New South Wales (UNSW), Sydney, NSW, 2052, Australia.

Membrane desalination is an economical and energy-efficient method to meet the current worldwide water scarcity. However, state-of-the-art reverse osmosis membranes are gradually being replaced by novel membrane materials as a result of ongoing technological advancements. These novel materials possess intrinsic pore structures or can be assembled to form lamellar membrane channels for selective transport of water or solutes (e.

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This study investigates the use of photoluminescent amphiphilic porous silicon nanoparticles (αϕ-pSiNPs) as effective ultrasound (US) amplifiers for cancer sonodynamic theranostics. αϕ-pSiNPs were synthesized via a novel top-down approach involving porous silicon (pSi) films electrochemical etching, borate oxidation, and hydrophobic coating with octadecylsilane (C18), resulting in milling into nanoparticles with hydrophilic exteriors and hydrophobic interiors. These properties promote gas trapping and cavitation nucleation, significantly lowering the US cavitation threshold and resulting in selective destruction of cancer cells in the presence of nanoparticles.

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Amphiphilicity is an important property for drug development and self-assembly. This paper introduces a general approach based on a simple fatty alcohol (dodecanol) membrane model that can be used to quantify the amphiphilicity of small molecules that are in good agreement with experimental surface tension data. By applying the model to a systematic series of compounds, it was possible to elucidate the effect of different motifs on amphiphilicity.

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Article Synopsis
  • The rising global impact of substance use, including various drugs, is a significant concern, particularly in Australia and New Zealand, where these substances are among the top causes of disease burden.
  • The Monitoring Illicit Substance Use (MISUse) Consortium was created to study these substances more effectively by combining data from four established cohort studies across the two countries, which will allow for larger and more comprehensive research.
  • The goal of the MISUse Consortium is to better understand the patterns and long-term effects of illicit substance use, with an emphasis on finding modifiable factors that can inform public health policies and interventions.
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Does eccentric strength training add sarcomeres in series and subtract sarcomeres in parallel?

J Sport Health Sci

December 2024

Human Movement Science, Faculty of Sport Science, Ruhr University Bochum, Bochum 44801, Germany; School of Human Movement and Nutrition Sciences, The University of Queensland, Brisbane, QLD 4072, Australia.

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Patient digital self-screening tool for familial hypercholesterolaemia: A pilot study.

Aust J Gen Pract

December 2024

FRACGP, MBBS (Hons), DCH (Lon), Associate Professor, Head General Practice and Primary Care Research, School of Medicine Sydney, University of Notre Dame, Sydney, NSW; General Practitioner, Glebe Family Medical Practice, Glebe, NSW.

Background And Objectives: Familial hypercholesterolaemia (FH) is a genetic condition contributing to premature cardiovascular disease. Currently, general practitioners (GPs) do not proactively screen for the condition. This study implemented and evaluated a digital FH self-screening questionnaire administered in general practice.

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Objective: Social media content created by users with different personality traits presents various sentiment tendencies, easily leading to irrational public opinion. This study aims to explore the relationships between users' personality traits and sentiment tendencies of user-generated content (UGC).

Method: We crawled 18,686 tweets of 1, 215 users from Twitter to figure out the relationships between personality traits and sentiment tendencies.

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Australian Meningococcal Surveillance Programme Annual Report, 2023.

Commun Dis Intell (2018)

December 2024

World Health Organisation Collaborating Centre for STI and AMR, Sydney and Neisseria Reference Laboratory, Department of Microbiology, NSW Health Pathology, The Prince of Wales Hospital, Randwick, 2031, NSW Australia.

In Australia, both probable and laboratory-confirmed cases of invasive meningococcal disease (IMD) are reported to the National Notifiable Diseases Surveillance System (NNDSS). When compared to 2022, the number of IMD notifications in 2023 increased by 14% to 143. Laboratory confirmation of IMD occurred in 140/143 (98%) of these cases, with 64% (90/140) diagnosed by bacterial culture and 36% (50/140) by nucleic acid amplification testing.

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International students have become one of the main populations in Australian universities. However, due to the COVID-19 pandemic, many international students decided to go to other countries and regions for their higher education due to the border control policies in Australia. Based on the social cognitive career and motivation theory, this study explored the motivations and reasons why Chinese postgraduate international students decided to return to Australia after the Australian government officially re-opened the border for on-campus and face-to-face education and why Chinese postgraduate international students decided to study in Australia instead of other countries, particularly during the COVID-19 pandemic.

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The selection of best variables is a challenging problem in supervised and unsupervised learning, especially in high-dimensional contexts where the number of variables is usually much larger than the number of observations. In this paper, we focus on two multivariate statistical methods: principal components analysis and partial least squares. Both approaches are popular linear dimension-reduction methods with numerous applications in several fields including in genomics, biology, environmental science, and engineering.

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: Patients with dementia (PwD) nearing end of life (nEOL) do not always receive optimal end-of-life care, including timely specialist palliative care input. In hospitalized PwD likely to be nEOL, we aimed to determine the prevalence of goals of care discussions; the incidence and timing of referral to palliative care; factors associated with palliative care referral and timely (within 2 days) palliative care referral; and the prevalence of polypharmacy (>5 medications) and in-hospital deprescribing (cessation). : A retrospective chart review of a cohort of PwD admitted under geriatric medicine 1 July 2021-30 June 2022 was conducted, screening to identify nEOL status.

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Application of a Screen-Printed Ion-Selective Electrode Based on Hydrophobic TiC/AuNPs for K Determination Across Variable Temperatures.

Int J Mol Sci

December 2024

State Key Laboratory of Animal Nutrition, Institute of Animal Sciences, Chinese Academy of Agricultural Sciences, Beijing 100193, China.

Monitoring potassium ion (K) concentration is essential in veterinary medicine, particularly for preventing hypokalemia in dairy cows, which can severely impact their health and productivity. While traditional laboratory methods like atomic absorption spectrometry are accurate, they are also time-consuming and require complex sample preparation. Ion-selective electrodes (ISEs) provide an alternative that is faster and more suitable for field measurements, but their performance is often compromised under variable temperature conditions, leading to inaccuracies.

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Engineering magnetic nanoparticles with tunable structural properties and magnetism is critical to develop desirable magnetic particle imaging (MPI) tracers for biomedical applications. Here we present a new superparamagnetic metal oxide nanoparticle with a controllable chemical composition and magnetism for imaging tumor xenografts in living mice. Superparamagnetic Zn/Fe mixed metal oxide (ZnFe-MMO) nanoparticles are fabricated via a facile one-pot co-precipitation method in water followed by thermal decomposition with tunable Zn/Fe ratios and at various calcination temperatures.

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Neuronal growth regulator 1 (NEGR1) is a synaptic plasma membrane localized cell adhesion molecule implicated in a wide spectrum of psychiatric disorders. By RNAseq analysis of the transcriptomic changes in the brain of NEGR1-deficient mice, we found that NEGR1 deficiency affects the expression of the Gad2 gene. We show that glutamic acid decarboxylase 65 (GAD65), the Gad2 - encoded enzyme synthesizing the inhibitory neurotransmitter GABA on synaptic vesicles, accumulates non-synaptically in brains of NEGR1-deficient mice.

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A systematic review and meta-analysis of eyespot anti-predator mechanisms.

Elife

December 2024

Evolution & Ecology Research Centre, School of Biological, Earth and Environmental Sciences, The University of New South Wales, Sydney, Australia.

Eyespot patterns have evolved in many prey species. These patterns were traditionally explained by the eye mimicry hypothesis, which proposes that eyespots resembling vertebrate eyes function as predator avoidance. However, it is possible that eyespots do not mimic eyes: according to the conspicuousness hypothesis, eyespots are just one form of vivid signals where only conspicuousness matters.

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Article Synopsis
  • The study explores the feasibility of implementing the 'Food is Medicine' intervention for managing type 2 diabetes in China, considering the distinct dietary culture and habits.
  • Interviews and focus groups were conducted with 97 individuals across three Chinese provinces, revealing concerns about meal costs and dietary knowledge, while identifying key facilitators like clinician support and community collaboration.
  • Despite some barriers, the research suggests that tailored 'Food is Medicine' interventions could be effective in addressing type 2 diabetes in China by leveraging local resources and practices.
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Article Synopsis
  • The study investigated how well different age groups and individuals with COPD can detect and perceive breathing resistance during simulated loads, emphasizing the importance for airway protection and breathlessness management.
  • It involved 18 participants with COPD, 17 older adults, and 23 young adults, comparing their ability to detect changes in airway resistance and their perceived effort while breathing.
  • Findings showed that older adults had a steeper relationship between perceived effort and resistance compared to younger adults, suggesting that they may experience greater difficulty in respiratory effort due to increased awareness of breathing resistance, especially at higher loads.
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Holding the Line - Mental Well-Being, Stressors, and Coping in Crisis Supporters.

Crisis

January 2025

The Matilda Centre for Research in Mental Health and Substance Use, The University of Sydney, NSW, Australia.

Crisis supporters can experience numerous stressors in their role that can impact their own mental well-being. The area remains underexplored in research, particularly relating to substance use, and new trends in the role such as working remotely or the impact of providing chat-based support. This study identifies crisis support-related stressors, as well as levels of mental well-being and substance use, and factors associated with mental well-being.

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Despite the dramatic rise of surveillance in our societies, only limited research has examined its effects on humans. While most research has focused on voluntary behaviour, no study has examined the effects of surveillance on more fundamental and automatic aspects of human perceptual awareness and cognition. Here, we show that being watched on CCTV markedly impacts a hardwired and involuntary function of human sensory perception-the ability to consciously detect faces.

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Comprehensive humoral and cellular immune responses to COVID-19 vaccination in adults with cancer.

Vaccine

February 2025

Monash University, Department of Oncology, School of Clinical Sciences, Melbourne, VIC, Australia; University of Bern, Department of Clinical Research (Medicine), Bern, Switzerland; University Cancer Centre, Bern, Switzerland.

Background: The COVID-19 pandemic has significantly impacted people with cancer. Initial vaccine studies excluded patients with malignancy. Immunocompromised individuals remain vulnerable to SARS-CoV-2, necessitating detailed understanding of vaccine response.

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