5,057 results match your criteria: "Canada G1V 0A6 ; Centre de Recherche du CHU de Quebec[Affiliation]"

A ten-year prospective randomized trial comparing non-operative treatment to hook plate fixation for Rockwood III acromio-clavicular dislocation.

Orthop Traumatol Surg Res

January 2025

Faculté de médecine Université Laval, Pavillon Ferdinand-Vandry, 1050 avenue de la Médecine, Québec, Québec G1V 0A6, Canada; Département de chirurgie Université Laval, Pavillon Ferdinand-Vandry, 1050 avenue de la Médecine, Québec, Québec G1V 0A6, Canada; Centre de Recherche CHU de Québec Université Laval, Axe Médecine Régénératrice, 2705 Bd Laurier, Québec, Québec G1V 4G2, Canada. Electronic address:

Background: Despite new modern surgical techniques, no short-term functional differences have been demonstrated between operative and non-operative treatment for acute acromio-clavicular (AC) dislocations Rockwood III-V. Few studies describe the long-term clinical and radiological results of these lesions. We aim to compare the one- and ten-year outcome of patients either treated non-operatively or with hook plate fixation for Rockwood III AC lesions.

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Hypertensive response to exercise (HRE) is an established risk factor for cardiovascular events. HRE is prevalent among people with excess adiposity. Both obesity and HRE have been individually associated with adverse cardiac remodeling.

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Although guidelines are established for performing the six-minute walking test (6MWT), it is not always possible to implement this test in any setting, due to physical and space limitations. Yet, variations in the conditions of the test could be responsible for heterogeneous outcomes. However, the impact of the condition of the 6MWT is not clearly established in literature.

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Improved Functionality, Quality, and Shelf Life of -Type Camel Sausage Fortified with Spirulina as a Natural Ingredient.

Foods

December 2024

Facultad de Veterinaria, Instituto Agroalimentario de Aragón-IA2, Universidad de Zaragoza-CITA, 50013 Zaragoza, Spain.

The objective of the present work was to examine the effect of incorporating spirulina powder (SP) in -type sausages made exclusively with camel meat, as well as to evaluate its physicochemical, microbiological, and sensory quality attributes and its prebiotic potential. The final purpose was to offer an innovative meat product to increase camel meat consumption. Several innovative fresh sausage formulations were developed using SP (00, 100, 250, and 500 mg/kg) and stored under vacuum conditions with refrigeration at 1 ± 1 °C for 35 days.

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Porcine blood, a significant byproduct of the pork industry, represents a potential source of antimicrobial peptides (AMPs). AMPs offer a promising alternative to chemical antimicrobials, which can be used as natural preservatives in the food industry. AMPs can exhibit both antibacterial and/or antifungal properties, thus improving food safety and addressing the growing concern of antibiotic and antifungal resistance.

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Binge eating disorder recognition and stigma among an adult community sample.

J Eat Disord

January 2025

Centre Nutrition, Santé et Société (NUTRISS), Institut sur la Nutrition et les Aliments Fonctionnels, Université Laval, 2440, boulevard Hochelaga Québec, Quebec, G1V 0A6, Canada.

Background: Despite being the most prevalent eating disorder, Binge eating disorder (BED) remains largely unrecognized and lacks awareness among the general public, where it is also highly stigmatized. Common stigma surrounding BED includes the belief that individuals with this disorder are responsible for their condition and lack willpower and self-control. Research on BED recognition and stigma among lay adults is scarce.

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The role of gene copy number variation in antimicrobial resistance in human fungal pathogens.

NPJ Antimicrob Resist

January 2025

Département de Biochimie, de Microbiologie et de Bio-informatique, Faculté des Sciences et de Génie, Université Laval, Québec City, G1V 0A6 Canada.

Faced with the burden of increasing resistance to antifungals in many fungal pathogens and the constant emergence of new drug-resistant strains, it is essential to assess the importance of various resistance mechanisms. Fungi have relatively plastic genomes and can tolerate genomic copy number variation (CNV) caused by aneuploidy and gene amplification or deletion. In many cases, these genomic changes lead to adaptation to stressful conditions, including those caused by antifungal drugs.

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How peptide migration and fraction bioactivity are modulated by applied electrical current conditions during electromembrane process separation: A comprehensive machine learning-based peptidomic approach.

Food Res Int

January 2025

Department of Food Science, Université Laval, Québec G1V 0A6, Canada; Laboratoire de Transformation Alimentaire et Procédés ÉlectroMembranaires (LTAPEM, Laboratory of Food Processing and ElectroMembrane Processes), Université Laval, Québec G1V 0A6, Canada; Institute of Nutrition and Functional Foods (INAF), Université Laval, Québec G1V 0A6, Canada. Electronic address:

Industrial wastewaters are significant global concerns due to their environmental impact. Yet, protein-rich wastewaters can be valorized by enzymatic hydrolysis to release bioactive peptides. However, achieving selective molecular differentiation and eventually enhancing peptide bioactivities require costly cascades of membranes.

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Virus-mediated delivery of single-chain antibody targeting TDP-43 protects against neuropathology, cognitive impairment and motor deficit caused by chronic cerebral hypoperfusion.

Exp Neurol

January 2025

CERVO Brain Research Centre, Québec, Québec G1J 2G3, Canada; Department of Psychiatry and Neuroscience, Université Laval, Québec City G1V 0A6, Canada. Electronic address:

Chronic cerebral hypoperfusion induced by permanent unilateral common carotid artery occlusion in mice was recently found to induce an age-dependent formation of insoluble cytoplasmic TDP-43 aggregates reminiscent of pathological changes found in human vascular dementia. In this model, the gradual deregulation of TDP-43 homeostasis in cortical neurons was associated with marked cognitive and motor deficits. To target the TDP-43-mediated toxicity in this model, we generated an adeno-associated virus vector encoding a single-chain antibody against TDP-43, called scFv-E6, designed for pan-neuronal transduction following intravenous administration.

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Comparing sewage sludge vs. digested sludge for starting-up thermophilic two-stage anaerobic digesters: Operational and economic insights.

Waste Manag

January 2025

BioEngine Research Team on Green Process Engineering and Biorefineries, Chemical Engineering Department, Université Laval, Pavillon Adrien-Pouliot 1065, av. de la Médecine, Québec, Québec, Canada; CentrEau, Centre de recherche sur l'eau, Université Laval, 1065 Avenue de la Médecine, Québec, QC, G1V 0A6, Canada. Electronic address:

Despite advances in anaerobic digestion (AD), full-scale implementation faces significant challenges, particularly during the start-up phase, where inoculum selection is crucial. This study examines the impact of inoculum choice on the operational and economic performance of thermophilic digesters during the start-up phase. Methanogenic reactors R3 and R4 were inoculated with digested sludge (DiS) and diluted sewage sludge (DSS), respectively, and fed with hydrolyzed source-sorted organic fraction of municipal solid waste (SS-OFMSW) and thickened sewage sludge, which were processed in R1 and R2, serving as acidogenic reactors.

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RNA epigenetic modifications: a new field of research in calcific aortic valve disease.

Cardiovasc Res

January 2025

Laboratory Pathobiology of Cardiovascular Diseases, Quebec Heart and Lung Institute, Laval University, 2725 Chemin Ste-Foy, Quebec, Canada G1V-4G5.

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Having a detailed description of the psycholinguistic properties of a language is essential for conducting well-controlled language experiments. However, there is a paucity of databases for some languages and regional varieties, including Québec French. The SyllabO+ corpus was created to provide a complete phonological and syllabic analysis of a corpus of spoken Québec French.

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Association Between Circulating Fatty Acids and Blood Pressure: A Review.

Curr Nutr Rep

January 2025

Endocrinology and Nephrology Research Axis, CHU de Québec Research Center, CHU of Quebec-Laval University, CHUL - 2705, Boulevard. Laurier, Quebec, G1V 4G2, Canada.

Purpose Of Review: High blood pressure (BP) or hypertension (HTN) remains key risk factors for cardiovascular disease (CVD). Circulating fatty acids (FAs) in the blood can affect directly cardiovascular hemodynamics and serves as building blocks for endocrine mediators modifying inflammatory processes and vascular function. This review aims to describe optimal circulating FA profiles for BP to adjust dietary recommendations for HTN prevention.

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Foot strike patterns influence vertical loading rates during running. Running retraining interventions often include switching to a new foot strike pattern. Sudden changes in the foot strike pattern may be uncomfortable and may lead to higher step-to-step variability.

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: Binge eating (BE) is associated with physical and psychological consequences, such as obesity and reduced quality of life. The relationship between binge eating and childhood experiences of interpersonal trauma has been explored, yet few studies focus on the processes that may explain this association. In this regard, some personality traits and maladaptive cognitive-emotional regulation may help explain this relationship, as they have been associated, respectively, with BE and childhood interpersonal trauma.

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Mercury and Arctic Char Gill Microbiota Correlation in Canadian Arctic Communities.

Microorganisms

November 2024

Institute of Integrative and Systems Biology, Laval University, Quebec, QC G1V 0A6, Canada.

Arctic char is a top predator in Arctic waters and is threatened by mercury pollution in the context of changing climate. Gill microbiota is directly exposed to environmental xenobiotics and play a central role in immunity and fitness. Surprisingly, there is a lack of literature studying the effect of mercury on gill microbiota.

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Background/objectives: Despite the growing recognition of housing as a significant concern for individuals with a spinal cord injury/dysfunction (SCI/D), there is limited research available on this topic. This scoping review aimed to identify and describe the literature on housing across the continuum for people with an SCI/D.

Methods: This review utilized Arksey and O'Malley's scoping review framework.

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Background/objectives: Coercion in mental health is challenged, prompting reduction interventions. Among those, the Joint Crisis Plan (JCP), which aims to document individuals' treatment preferences in case of future de-compensation, regardless of the potential loss of discernment, has been identified as a key path to study. Identified challenges related to its implementation highlight the need to adapt this intervention to the local context.

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Effects of inoculum temperature and characteristics on cellulose and sewage sludge biodegradability: A comparative study of three inocula.

Chemosphere

January 2025

BioEngine Research team on green process Engineering and Biorefineries, Chemical Engineering Department, Université Laval, Pavillon Adrien-Pouliot 1065, av. de la Médecine Québec, Québec, Canada; CentrEau, Centre de Recherche sur l'eau, Université Laval, 1065 Avenue de la Médecine, Québec, QC, G1V 0A6, Canada. Electronic address:

The role of inoculum in initiating anaerobic digestion (AD), and accelerating the start-up of anaerobic digesters has been well-documented. However, the effect of aligning the origin temperature of the inoculum with the operational temperature of the new digester remains underexplored. This study investigates how the origin temperature and characteristics of the inoculum affect the kinetics and biodegradability of sewage sludge (SS) and microcrystalline cellulose (MCC) under mesophilic and thermophilic conditions.

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Article Synopsis
  • Regulated disinfection byproducts in drinking water, like trihalomethanes and haloacetic acids, show higher levels in summer and vary based on water sources and treatment practices.
  • Monitoring usually relies on yearly averages, meaning short-term spikes in these chemicals may be overlooked, raising concerns about potential health impacts on vulnerable groups like infants and toddlers.
  • This study examines how exposure levels differ across a drinking water network, finding that while overall exposure to chloroform was below toxic levels, the data can help public health officials identify high-risk areas and better manage water safety.
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Rectal temperature and heat transfer dynamics in the eye, face, and breast of broiler chickens exposed to moderate heat stress.

Poult Sci

December 2024

Department of Animal Science, Faculty of Agricultural and Food Sciences, Université Laval, 2425 Rue de l'Agriculture, Quebec City, Quebec G1V 0A6, Canada; Swine and Poultry Infectious Diseases Research Center, Faculty of Veterinary Medicine, Université de Montréal, 3200 Rue Sicotte, St-Hyacinthe, Quebec J2S 2M2, Canada. Electronic address:

This study aimed to characterize body temperature in finishing broiler chickens and to explore heat transfer dynamics under thermoneutral (TN) and heat stress (HS) conditions. To achieve this, 900 Ross 308 chicks were divided into TN and HS groups, with the HS group subjected to cyclical heat stress (30°C, 45 % RH) from day 28 to day 33 post-hatch. Rectal temperature (T) and skin temperature (T) at the face (T), eye (T), and breast (T) were measured.

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CD226 plays a vital role in natural killer (NK) cell cytotoxicity, interacting with its ligands CD112 and CD155 to initiate immune synapse formation, primarily through leukocyte function-associated-1 (LFA-1). Our study examined the role of CD226 in NK cell surveillance of acute myeloid leukemia (AML). NK cells in patients with AML had lower expression of CD226.

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Regional patterns and climatic predictors of viruses in honey bee (Apis mellifera) colonies over time.

Sci Rep

January 2025

Department of Biochemistry and Molecular Biology, Michael Smith Laboratories, University of British Columbia, Vancouver, BC, V6T 1Z4, Canada.

Honey bee viruses are serious pathogens that can cause poor colony health and productivity. We analyzed a multi-year longitudinal dataset of abundances of nine honey bee viruses (deformed wing virus A, deformed wing virus B, black queen cell virus, sacbrood virus, Lake Sinai virus, Kashmir bee virus, acute bee paralysis virus, chronic bee paralysis virus, and Israeli acute paralysis virus) in colonies located across Canada to describe broad trends in virus intensity and occurrence among regions and years. We also tested climatic variables (temperature, wind speed, and precipitation) as predictors in an effort to understand possible drivers underlying seasonal patterns in viral prevalence.

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Bacteriophages (phages) have a great potential to target specifically foodborne bacterial pathogens, particularly in packaging materials. However, incorporating phages into packaging surfaces requires stabilizing their structure and maintaining their infectivity during the papermaking process. In this study, several coating formulations containing various ratios of carboxymethyl cellulose, cationic starch, and glycerol were applied to a base paper to assess phage stability.

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