Targeting oxidative stress in preeclampsia.

Preeclampsia is a complex condition characterized by elevated blood pressure and organ damage involving kidneys or liver, resulting in significant morbidity and mortality for both the mother and the fetus. Increasing evidence suggests that oxidative stress, often caused by mitochondrial dysfunction within fetal trophoblast cells may play a major role in the development and progression of preeclampsia. Oxidative stress occurs as a result of an imbalance between the production of reactive oxygen species (ROS) and the capacity of antioxidant defenses, which can lead to placental cellular damage and endothelial cell dysfunction.

Virtual reality modulating dynamics of neuroplasticity: Innovations in neuro-motor rehabilitation.

Virtual reality (VR) technology has emerged as a ground-breaking tool in neuroscience, revolutionizing our understanding of neuroplasticity and its implications for neurological rehabilitation. By immersing individuals in simulated environments, VR induces profound neurobiological transformations, affecting neuronal connectivity, sensory feedback mechanisms, motor learning processes, and cognitive functions. These changes highlight the dynamic interplay between molecular events, synaptic adaptations, and neural reorganization, emphasizing the potential of VR as a therapeutic intervention in various neurological disorders.

A biomimetic sperm selection device for routine sperm selection.

Research Question: Can a biomimetic microfluidic sperm sorter isolate motile sperm while minimizing DNA damage in comparison with density gradient centrifugation (DGC)?

Design: This was a two-phase study of 61 men, consisting of a proof-of-concept study with 21 donated semen samples in a university research laboratory, followed by a diagnostic andrology study with 40 consenting patients who presented at a fertility clinic for semen diagnostics. Each sample was split to perform DGC and microfluidic sperm selection (one-step sperm selection with 15 min of incubation) side-by-side. Outcomes evaluated included concentration, progressive motility, and DNA fragmentation index (DFI) of raw semen, and sperm isolated using DGC and the microfluidic device.

Developing a comprehensive framework for evaluating public health emergency management program implementation: A scoping review.

Objectives: Public health emergencies and disasters highlight gaps in health systems' emergency preparedness capabilities. Developing robust public health emergency management (PHEM) programs is crucial yet challenging. Existing assessment tools are limited in scope or lack standardized measurement.

Protein "purity," proteoforms, and the albuminome: critical observations on proteome and systems complexity.

Introduction: The identification of effective, selective biomarkers and therapeutics is dependent on truly deep, comprehensive analysis of proteomes at the proteoform level.

Methods: Bovine serum albumin (BSA) isolated by two different protocols, cold ethanol fractionation and heat shock fractionation, was resolved and identified using Integrative Top-down Proteomics, the tight coupling of two-dimensional gel electrophoresis (2DE) with liquid chromatography and tandem mass spectrometry (LC-MS/MS).

Results And Discussion: Numerous proteoforms were identified in both "purified" samples, across a broad range of isoelectric points and molecular weights.

Exploring Adolescents' Understanding, Experiences and Beliefs About Pain: A Qualitative Study.

Background: Pain is prevalent across the lifespan and contributes to significant societal and economic burdens. The public often holds misconceptions about pain and pain management. Despite this, there are no well-resourced public health initiatives delivering information about pain and pain management to the public.

The effects of multicomponent rehabilitation exercise plus soymilk on cognitive impairment and ischemic lesion growth in stroke patients: A randomized controlled trial.

Objectives: This study aimed to examine the effects of a multicomponent rehabilitation exercise, coupled with soymilk intake post-exercise, on cognitive impairment and ischemic lesion growth among acute stroke patients.

Methods: In a four-arm, single-blind, randomized clinical trial, 120 patients with acute stroke were randomly allocated to one of the following groups: 1) the MRE + soymilk, 2) the MRE, 3) the soymilk, and 4) the control group. Each group underwent their respective intervention for a continuous duration of 20 days.

Exploring the dimensions of HIV-related stigma: the impact on social connectedness and quality of life.

Although the biomedical advancements in HIV treatment have improved the original prognosis of the illness, people living with HIV (PLHIV) continue to encounter psychosocial challenges that impact their quality of life (QoL), including HIV-stigma and social connectedness. The present study investigates how different types of HIV-related stigma, as per the Conceptual Model of Perceived Stigma, respectively relate to QoL in the context of social connectedness in PLHIV. A total of 213 PLHIV attending a tertiary HIV clinic in Sydney Australia, completed questionnaires assessing HIV-related stigma, social connectedness, and QoL.

Flexible X-Ray Detector for Cumulative Dose Monitoring Through Reversible Photochromism and Luminescence Modulation.

This study presents a multi-mode X-ray detection and imaging strategy by integrating photochromism, photoluminescence, and radioluminescence into Tb-doped CaAlSiO. CaAlSiO: Tb exhibits stable radioluminescence, oxygen vacancy-related photochromism, and photoluminescence modulation, all of which showed a linear relationship with X-ray exposure. This multi-mode response enables high-quality imaging and detection in both bright and dark conditions, facilitating time-dependent cumulative X-ray radiation dose assessments.

A mixed-methods assessment of the Australasian Society of Genetic Counselors (ASGC) Mentor Program.

Purpose: In Australia and New Zealand, one third of genetic counselors have less than 5 years' experience. Sharing experienced practitioners' professional knowledge is needed as the profession grows. Formal mentoring is an important facilitator of career progression and shared knowledge.

Topological mechanical states in geometry-driven hyperuniform materials.

Disordered hyperuniform materials are increasingly drawing attention due to their unique physical properties, associated with global isotropy and locally broken orientational symmetry, that set them apart from traditional crystalline materials. Using a dynamic space-partitioning process, we generate disordered hyperuniform cellular structures where distinct patterns of pentagonal and heptagonal topological defects emerge within hexagonal domains. The microscopic defect dynamics are guided by local topological transitions, commonly observed in viscoelastic systems.

What Dyadic Internet Street Fight Videos Can and Cannot Tell Us About the Ethological, Game Theoretic, and Sex-Differentiated Phenomenology of Human Physical Aggression.

Street fight videos on the internet may provide information about little known aspects of human physical aggression, but their reliability is unclear. Analyses of 100 dyadic fight videos addressing ethological, game theoretic and sex-differentiated questions derived from research on other animals found that prefight verbalizations or gestural signals of nonaggressive or aggressive intent loosely predicted who would strike first and who would win. The head is the preferred strike target.

Effect of Nursing Practice Environment, Nurse Staffing, Overtime and Hand Hygiene on Hospital-Acquired Infections in a Tertiary Teaching Hospital.

Aims: To investigate the impact of the nursing practice environment, nurse staffing, working overtime and compliance with hand hygiene standards on hospital-acquired infections.

Design: A multi-source quantitative study.

Methods: Nursing data were collected from selected wards in one hospital between 18 January 2021 and 15 March 2021.

A coaxial 3D bioprinted hybrid vascular scaffold based on decellularized extracellular matrix/nano clay/sodium alginate bioink.

Currently, vascular grafting is the preferred option to replace or bypass the defective vascular segments, but finding materials with good biocompatibility and diversity alternative for practical clinical applications are still the challenge. The construction of tissue engineered blood vessels (TEBVs) with complex structures will be realized using 3D bioprinting technology, which provides a new idea for vascular transplantation. In this paper, the decellularized extracellular matrix (dECM)/nano clay (NC)/sodium alginate (SA) hybrid bioink was prepared to construct tubular scaffolds in vitro by coaxial 3D bioprinting.

Views on Augmented Reality and Neurodevelopmental Communication Disability: Survey of Parents, Educators, and Health Professionals.

Purpose: The use of Augmented Reality (AR) in the field of neurodevelopmental communication disability is emergent and under-researched. The views of supporters on the use of AR by children with neurodevelopmental communication disability will help in the design of applications suited to their educational, learning, social, and communication needs.

Aims: To determine the views of supporters of children with neurodevelopmental communication disability on the use of AR, and facilitators or barriers to its use.

Recent Advances in Microfluidics for Nucleic Acid Analysis of Small Extracellular Vesicles in Cancer.

Small extracellular vesicles (sEVs) are membranous vesicles released from cellular structures through plasma membrane budding. These vesicles contain cellular components such as proteins, lipids, mRNAs, microRNAs, long-noncoding RNA, circular RNA, and double-stranded DNA, originating from the cells they are shed from. Ranging in size from ≈25 to 300 nm and play critical roles in facilitating cell-to-cell communication by transporting signaling molecules.

Artificial intelligence in radiation therapy treatment planning: A discrete choice experiment.

Introduction: The application of artificial intelligence (AI) in radiation therapy holds promise for addressing challenges, such as healthcare staff shortages, increased efficiency and treatment planning variations. Increased AI adoption has the potential to standardise treatment protocols, enhance quality, improve patient outcomes, and reduce costs. However, drawbacks include impacts on employment and algorithmic biases, making it crucial to navigate trade-offs.

Patient demographics and psychotropic medication prescribing in Australian general practices: pre- and during COVID-19 pandemic.

Introduction Mental health conditions, such as depression, anxiety, and psychological distress in the adult population significantly increased during the COVID-19 pandemic. However, the rates of prescribing psychotropic medications in adults during the COVID-19 period have not been well explored. Aim The aim of this study was to examine the association between demographic characteristics and rates of prescribing psychotropic medications to general practice patients during 2018-2022.

The living centre: an innovative open-access model of breast cancer survivorship care.

People affected by breast cancer experience a multitude of toxicities and unmet needs across physical, cognitive, psychosocial, and economic domains that adversely impact their quality of life. High-quality and diverse supportive care is required to improve outcomes and rehabilitation for people affected by breast cancer. However, the availability and access to high-quality supportive care services is limited due to factors including cost and demand.

Injury epidemiology in Australian women's professional football.

Objective: To describe the injury epidemiology of the Australian women's professional football (soccer) league (A-League W) over 7 consecutive seasons.

Design: Prospective observational cohort study.

Methods: Match-loss injury data was collected from each A-League W club (n = 8-9) for each competition round (n = 12/season) over 7 seasons (2013/14-2019/20).

Changes to provision of childbirth education during COVID-19 and its implications for ongoing service delivery - An Australian Survey.

Background: Childbirth and parenting education (CBPE) programs provide participants with information about pregnancy and labour and have a multitude of positive health impacts. During COVID-19, many CBPE classes ceased or transitioned to an online format, significantly impacting pregnant women across Australia. Little is known about the provision and delivery of CBPE in Australia during the COVID-19 pandemic from the perspective of CBPE educators and hospital managers, regarding its impact on staff and implications for ongoing service delivery.

Multi-omic profiles of Sorghum genotypes with contrasting heat tolerance connect pathways related to thermotolerance.

Understanding how crop varieties acclimate to elevated temperatures is key to priming them for future climates. Here, we exposed two genotypes of Sorghum bicolor (one sensitive to heat shock (Sen) and one tolerant (Tol)) from multiple growth temperatures to a six-day heat shock (reaching 45°C), carrying out a suite of measurements before and during heat shock. Sen consistently reduced photosynthetic functioning during heat shock, while Tol increased its photosynthetic rate.

Burden and determinants of scabies in Ethiopian school age children: A systematic review and meta-analysis with public health implications.

Background: Scabies is a major global health problem, affecting an estimated 200 million people worldwide and causing more than 455 million new cases annually. It is one of the most prevalent dermatological conditions in developing countries and vulnerable populations, such as school-age children. In Ethiopia, findings regarding the prevalence and associated factors of scabies among school age children have been irregular and inconsistent.

7 days of L-citrulline supplementation does not improve running performance in the heat whilst in a hypohydrated state.

Purpose: 7 days L-citrulline supplementation has been reported to improve blood pressure, O kinetics, gastrointestinal (GI) perfusion and endurance cycling performance through increasing arterial blood flow. In situations where blood volume is compromised (e.g.