75 results match your criteria: "University of Edmonton[Affiliation]"

Tasteful Play: Christian Artists, Ambiguity and the Theo-politics of Taste.

Can Rev Sociol

January 2025

John and Maggie Mitchell Art Gallery, MacEwan University, Edmonton, Canada.

Émile Durkheim (1912) argues that art is an essential part of religious life-it 'refreshes a spirit worn down by all that is overburdening in day-to-day labor' (385). For Durkheim, making art in religious contexts is akin to sacred play. We explore how contemporary Christian artists use play, frivolity and experimentation to intentionally, and more often unintentionally, challenge, or at least, reveal various social and theo-political dynamics within their religious communities.

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Assessing metal-induced glycation in French fries.

Metallomics

January 2025

Department of Environmental and Physical Sciences, Faculty of Science, Concordia University of Edmonton, Edmonton, Alberta, Canada.

Non-enzymatic glycation is the chemical reaction between the amine group of an amino acid and the carbonyl group of a reducing sugar. The final products of this reaction, advanced glycation end-products (AGEs), are known to play a key role in aging and many chronic diseases. The kinetics of the AGE formation reaction depends on several factors, including pH, temperature, and the presence of prooxidant metals, such as iron and copper.

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Job advertisements (ads) represent the first point of contact between employers and job seekers. By signaling characteristics expected of an ideal candidate, job ads "gatekeep" the labor force and configure its composition. Meanwhile, labor force composition can also shape the wording of job ads.

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The Item Wording Effect (IWE) in psychological testing describes how individuals respond differently to positively and negatively worded items. Previous IWE research faced challenges due to measures varying beyond item valence. This study aimed to address this problem by developing an inventory, the (PANDI), with items varying solely on valence.

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The six most common missense mutations in the DNA binding domain of p53 are known as "hot spots" and include two of the most frequently occurring p53 mutations (p53-R175H and p53-R273H). p53 stability and function are regulated by various post-translational modifications such as phosphorylation, acetylation, sumoylation, methylation, and interactions with other proteins including plakoglobin. Previously, using various carcinoma cell lines we showed that plakoglobin interacted with wild-type and several endogenous p53 mutants (e.

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Developing prognostic tools specifically for patients themselves represents an important step in empowering patients to engage in shared decision-making. Incorporating patient-reported outcomes may improve the accuracy of these prognostic tools. We conducted a retrospective population-based study of transplant-ineligible (TIE) patients with multiple myeloma (MM) diagnosed between January 2007 and December 2018.

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Neural interfacing devices interact with the central nervous system to alleviate functional deficits arising from disease or injury. This often entails the use of invasive microelectrode implants that elicit inflammatory responses from glial cells and leads to loss of device function. Previous work focused on improving implant biocompatibility by modifying electrode composition; here, we investigated the direct effects of electrical stimulation on glial cells at the electrode interface.

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Influence of the constituent morpheme boundary on compound word access.

Mem Cognit

April 2024

Department of Psychology, University of Alberta, P-217 Biological Sciences Building, Edmonton, Alberta, T6G 2E9, Canada.

Embedded morphemes are thought to become available during the processing of multi-morphemic words, and impact access to the whole word. According to the edge-aligned embedded word activation theory Grainger & Beyersmann, (2017), embedded morphemes receive activation when the whole word can be decomposed into constituent morphemes. Thus, interfering with morphological decomposition also interferes with access to the embedded morphemes.

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Background: The dominance behavioral system (DBS) is a biologically based system that underpins individual differences in motivation for dominance and power. However, little is known about the DBS in childhood. In order to make strong claims about the DBS's trait-like properties and predictive validity, a clearer understanding of its early development is required.

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Introduction: A lack of education, resources and support for family carers of young adults with psychotic illnesses leaves them ill-equipped to support their loved one. By equipping families with skills and knowledge, public healthcare harnesses a powerful ally to support community stabilisation.

Aims: The primary goal is to study the effect of a psychoeducation intervention for family carers supporting young adults with psychosis on family burden and stabilisation of service users.

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Orienteering with One Endomorphism.

Mathematica (N Y)

June 2023

Department of Mathematical and Physical Sciences, Concordia University of Edmonton, 7128 Ada Blvd NW, Edmonton, AB T5B 4E4 Canada.

In supersingular isogeny-based cryptography, the path-finding problem reduces to the endomorphism ring problem. Can path-finding be reduced to knowing just one endomorphism? It is known that a small degree endomorphism enables polynomial-time path-finding and endomorphism ring computation (in: Love and Boneh, ANTS XIV-Proceedings of the Fourteenth Algorithmic Number Theory Symposium, volume 4 of Open Book Ser. Math.

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Located at northern latitudes and subject to large seasonal temperature fluctuations, boreal forests are sensitive to the changing climate, with evidence for both increasing and decreasing productivity, depending upon conditions. Optical remote sensing of vegetation indices based on spectral reflectance offers a means of monitoring vegetation photosynthetic activity and provides a powerful tool for observing how boreal forests respond to changing environmental conditions. Reflectance-based remotely sensed optical signals at northern latitude or high-altitude regions are readily confounded by snow coverage, hampering applications of satellite-based vegetation indices in tracking vegetation productivity at large scales.

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Article Synopsis
  • The intestinal microbiota may affect mental health via the gut-brain axis, with recurrent CDI patients showing depressive symptoms that improve after fecal microbiota transplantation (FMT).
  • The study hypothesized that changes in short-chain and carboxylic acids (SCCA) in the bloodstream post-FMT could influence microglial inflammatory responses, which are linked to mental health.
  • Results indicated that successful FMT led to better mental and physical health outcomes, along with significant changes in circulating SCCA, and that a combination of these acids reduced inflammatory responses in cultured microglia, highlighting their role in gut-brain communication.
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In the 1970s, and again in the 1990s, a controversy sparked at the University of Hawai'i and the surrounding community over the name of one of its campus buildings that was meant to honor Australian psychologist Stanley Porteus. Using archival evidence, this article draws on the voices of various community members to reconstruct this history. Spanning multiple decades and happening alongside other controversies such as those over race and intelligence research, as well as movements promoting Hawaiian rights and sovereignty, the case of Porteus Hall offers a unique look at the global impacts of settler-science and scientific racism.

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Chondroitin sulfate proteoglycans (CSPGs), one of the major extracellular matrix components of the glial scar that surrounds central nervous system (CNS) injuries, are known to inhibit the regeneration of neurons. This study investigated whether pleiotrophin (PTN), a growth factor upregulated during early CNS development, can overcome the inhibition mediated by CSPGs and promote the neurite outgrowth of neurons in vitro. The data showed that a CSPG matrix inhibited the outgrowth of neurites in primary cortical neuron cultures compared to a control matrix.

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Ubiquitin-proteasome system (UPS) dysfunction is associated with the pathology of a wide range of human diseases, including myopathies and muscular atrophy. However, the mechanistic understanding of specific components of the regulation of protein turnover during development and disease progression in skeletal muscle is unclear. Mutations in , an E3 ubiquitin ligase cullin3 (CUL3) substrate-specific adapter protein, result in severe congenital nemaline myopathy, but the events that initiate the pathology and the mechanism through which it becomes pervasive remain poorly understood.

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This paper presents a novel numerical technique for the identification of effective and basic reproduction numbers, Re and R0, for long-term epidemics, using an inverse problem approach. The method is based on the direct integration of the SIR (Susceptible-Infectious-Removed) system of ordinary differential equations and the least-squares method. Simulations were conducted using official COVID-19 data for the United States and Canada, and for the states of Georgia, Texas, and Louisiana, for a period of two years and ten months.

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The Beyond-Human Natural World: Providing Meaning and Making Meaning.

Int J Environ Res Public Health

June 2023

Department of Psychology, University of Florida, 945 Center Drive, Gainesville, FL 32611, USA.

Much academic and media attention has been focused on how nature contributes to psychological health, yet, most of this focus has been on happiness or hedonic well-being. Although numerous writers and researchers have linked connecting with nature as a pathway to meaning in life, an integrated overview has not yet (to our knowledge) been offered. Our manuscript is thus of both theoretical and practical importance with respect to finding meaning in life.

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Background: Many blood operators around the world face the challenge of increasing the number of donors of African ancestry to meet the transfusion needs of people living with sickle cell disease. This article reports results of the barriers to blood donation for young adults (aged 19-35) in Canada who identify as African, Caribbean, or Black.

Study Design And Methods: A community-based qualitative study was conducted by researchers from community organizations, blood operator, and universities.

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Toward discovering a novel family of peptides targeting neuroinflammatory states of brain microglia and astrocytes.

J Neurochem

October 2024

Neurochemical Research Unit, Department of Psychiatry, University of Alberta, Alberta, Edmonton, Canada.

Microglia are immune-derived cells critical to the development and healthy function of the brain and spinal cord, yet are implicated in the active pathology of many neuropsychiatric disorders. A range of functional phenotypes associated with the healthy brain or disease states has been suggested from in vivo work and were modeled in vitro as surveying, reactive, and primed sub-types of primary rat microglia and mixed microglia/astrocytes. It was hypothesized that the biomolecular profile of these cells undergoes a phenotypical change as well, and these functional phenotypes were explored for potential novel peptide binders using a custom 7 amino acid-presenting M13 phage library (SX7) to identify unique peptides that bind differentially to these respective cell types.

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Personality pathology is increasingly conceptualized within hierarchical, dimensional trait models. The Comprehensive Assessment of Traits Relevant to Personality Disorders (CAT-PD) is a pathological-trait measure with potential to improve on currently prevailing instruments because it has wider content coverage; however, its domain-level structure, which is of scientific and clinical interest, is not established. In this study, we investigated the structure and construct validity of the CAT-PD's domain level to facilitate wider use of the measure.

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The causative agent of Chagas disease (CD), , claims thousands of lives each year. Current diagnostic tools are insufficient to ensure parasitological detection in chronically infected patients has been achieved. A host-derived metabolic signature able to distinguish CD patients from uninfected individuals and assess antiparasitic treatment efficiency is introduced.

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Adaptive SIR model with vaccination: simultaneous identification of rates and functions illustrated with COVID-19.

Sci Rep

September 2022

Department of Mathematical and Physical Sciences, Concordia University of Edmonton, 7128 Ada Boulevard, Edmonton, AB, T5B 4E4, Canada.

An Adaptive Susceptible-Infected-Removed-Vaccinated (A-SIRV) epidemic model with time-dependent transmission and removal rates is constructed for investigating the dynamics of an epidemic disease such as the COVID-19 pandemic. Real data of COVID-19 spread is used for the simultaneous identification of the unknown time-dependent rates and functions participating in the A-SIRV system. The inverse problem is formulated and solved numerically using the Method of Variational Imbedding, which reduces the inverse problem to a problem for minimizing a properly constructed functional for obtaining the sought values.

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The effects of electrical stimulation on glial cell behaviour.

BMC Biomed Eng

September 2022

Neurochemical Research Unit, Department of Psychiatry, University of Alberta, Edmonton, AB, T6G 2G3, Canada.

Neural interface devices interact with the central nervous system (CNS) to substitute for some sort of functional deficit and improve quality of life for persons with disabilities. Design of safe, biocompatible neural interface devices is a fast-emerging field of neuroscience research. Development of invasive implant materials designed to directly interface with brain or spinal cord tissue has focussed on mitigation of glial scar reactivity toward the implant itself, but little exists in the literature that directly documents the effects of electrical stimulation on glial cells.

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