1,157,298 results match your criteria: "Canada; Research Institute of McGill University Health Centre[Affiliation]"

Correctional Service Providers (CSP), including Correctional officers (COs), are key front-line figures in prisons globally, with responsibility for a wide range of daily prison operations. Over the past decade, research on prison staff has massively grown. However, the portrait this scholarship draws is concerning.

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Twenty years of the SPR Cardiac Imaging Course.

Pediatr Radiol

January 2025

Hospital for Sick Children, University of Toronto, 175 Elizabeth Street, Toronto, Ontario, M5G2G3, Canada.

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Rationale: In critically ill patients receiving invasive mechanical ventilation, switching from controlled to assisted ventilation is a crucial milestone towards ventilator liberation. The optimal timing for switching to assisted ventilation has not been studied.

Objectives: Our objective was to determine whether a strategy of early as compared to delayed switching affects the duration of invasive mechanical ventilation, ICU length of stay, and mortality.

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Communal values (i.e., valuing care for and connection with others) are important to individual well-being and societal functioning yet show marked gender differences, with girls valuing communion more than boys do.

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A framework for understanding and investigating polyphosphate-protein interactions.

Biochem Soc Trans

January 2025

Department of Cellular and Molecular Medicine, University of Ottawa, Ottawa, Ontario, Canada.

Many prokaryotic and eukaryotic cells store inorganic phosphate in the form of polymers called polyphosphate (polyP). There has been an explosion of interest in polyP over the past decade, in part due to newly suggested roles related to diverse aspects of human health. The physical interaction of polyP chains with specific proteins has been proposed to regulate cellular homeostasis and modulate signaling pathways in response to environmental changes.

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Ag(I)-promoted fragment coupling of peptide thioamides.

Org Biomol Chem

January 2025

School of Chemistry and Bio21 Molecular Science and Biotechnology Institute, The University of Melbourne, 3010, Victoria, Australia.

Despite advances in solid phase peptide synthesis and peptide ligation, challenges remain in the assembly of polypeptides through coupling of peptide fragments. Herein we describe a new method for peptide fragment coupling employing the Ag(I)-promoted transformation of peptide thioamides. This process proceeds an isoimide-tethered intermediate, which undergoes an O-N acyl transfer to generate the polypeptide.

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Kidney organ injury scaling: 2025 update.

J Trauma Acute Care Surg

January 2025

From the Division of Urology, Department of Surgery (S.K., J.B.M.), University of Utah School of Medicine, Salt Lake City, Utah; Department of Surgery (G.T.T.), Scripps Memorial Hospital La Jolla, La Jolla, California; Division of Urology, Department of Surgery (R.M.), University of Toronto, Toronto, Ontario, Canada; Department of Radiology (J.A.G.), University of Washington, Harborview Medical Center, Seattle, Washington; Department of Surgery (C.C.), UC Health Medical Center of the Rockies, Loveland, Colorado; Department of Surgery (K.L.K.), University of California San Francisco Fresno, Fresno, California; Department of Surgery (M.C.), Case Western Reserve University, Cleveland, Ohio; Shock Trauma Center (R.A.K.), University of Maryland School of Medicine, Baltimore, Maryland; Division of Acute Care and Regional General Surgery (N.L.W., B.L.Z.), University of Wisconsin-Madison School of Medicine and Public Health, Madison, Wisconsin; and Scott Department of Urology (M.C.), Baylor College of Medicine, Houston, Texas.

The American Association for the Surgery of Trauma initially published the organ injury scaling for the kidney in 1989, which was subsequently updated in 2018. This current American Association for the Surgery of Trauma kidney organ injury scaling update incorporates the latest evidence in diagnosis and management of renal trauma and is based upon a multidisciplinary consensus. These changes reflect the near universal use of computed tomography for renal trauma evaluation and the widespread adoption of conservative management across all grades of renal trauma.

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Improved Annotation of Asthma Gene Variants with Cell Type Deconvolution of Nasal and Lung Expression-Quantitative Trait Loci.

Am J Respir Cell Mol Biol

January 2025

University of Groningen, University Medical Center Groningen, Department of Pulmonology and Pediatric Allergy, Beatrix Children's Hospital, Groningen, Netherlands.

Asthma is a genetically complex inflammatory airway disease associated with over 200 Single nucleotide polymorphisms (SNPs). However, the functional effects of many asthma-associated SNPs in lung and airway epithelial samples are unknown. Here, we aimed to conduct expression quantitative trait loci (eQTL) analysis using a meta-analysis of nasal and lung samples.

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XopAE Effector from pv. Targets HSP20-Like p23 Cochaperone to Suppress Plant Basal Immunity.

Mol Plant Microbe Interact

January 2025

Universidad de los Andes, Biology, Cra 1 # 18A-10, Bogota, Cundinamarca, Colombia, 110121;

Pathogenic bacteria use Type 3 effector proteins to manipulate host defenses and alter metabolism to favor their survival and spread. The non-model bacterial pathogen pv. () causes devastating disease in cassava.

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Indirect treatment comparison of lanadelumab and a C1-esterase inhibitor in pediatric patients with hereditary angioedema.

J Comp Eff Res

January 2025

ICON plc, Insights, Evidence & Value - Health Economics & Epidemiology, Langen, Germany.

To compare the efficacy and safety of lanadelumab versus other approved long-term prophylaxis (LTP) treatments in patients with pediatric hereditary angioedema (HAE) aged <12 years. A systematic literature review was conducted to identify studies of LTP in patients with HAE aged <12 years. Two studies met the inclusion criteria in an indirect treatment comparison of efficacy and safety data in pediatric HAE patients.

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Contrast-enhanced US of High-Risk Indeterminate Focal Liver Observations Categorized as LR-4 or LR-M at CT/MRI.

Radiology

January 2025

From the Department of Radiology, Thomas Jefferson University Hospital, 132 S 10th St, 763G Main Bldg, Philadelphia, PA 19107 (A.L., C.K.Y.E., T.S.X., S.K.R., C.E.W., K.B., J.R.E., F.F.); Division of Internal Medicine, Hepatobiliary and Immunoallergic Diseases, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna, Italy (F.P.); Department of Medical and Surgical Sciences, University of Bologna, Bologna, Italy (F.P.); University of California San Diego, San Diego, Calif (Y.K.); University of Calgary, Calgary, Canada (A.M.K., S.R.W.); Einstein Medical Center, Philadelphia, Pa (S.K.R.); Vanderbilt University, Nashville, Tenn (V.P.); Stanford University, Stanford, Calif (A.K.); UT Southwestern Medical Center, Dallas, Tex (D.T.F.); Department of Visceral Surgery and Medicine, Bern University Hospital, University of Bern, Bern, Switzerland (A.B., I.P.R.); Department of Imaging Sciences, School of Biomedical Engineering and Imaging Sciences, Faculty of Life Sciences and Medicine, King's College London, London, United Kingdom (P.S.S.); and Department of Radiology, King's College Hospital, London, United Kingdom (P.S.S.).

Background Indeterminate focal liver observations in patients at risk for hepatocellular carcinoma (HCC) may require invasive biopsy or follow-up, which could lead to delays in definitive categorization and to postponement of treatment. Purpose To examine clinical effect of contrast-enhanced US (CEUS) in participants with high-risk indeterminate liver observations categorized as Liver Imaging Reporting and Data System (LI-RADS) category LR-4 (probably HCC) or LI-RADS category LR-M (probably or definitely malignant but not HCC specific) at CT or MRI. Materials and Methods This was a secondary analysis of a prospective international multicenter validation study for CEUS LI-RADS (January 2018 to August 2021).

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Are we maintaining minimal residual disease in myeloma?

Leuk Lymphoma

January 2025

Division of Hematology, Department of Internal Medicine, Mayo Clinic, Rochester, MN, USA.

Minimal residual disease (MRD) has emerged as an important prognostic maker in patients with multiple myeloma at different stages of their treatment. Moreover, it is being increasingly incorporated as an endpoint in various clinical trials. Since maintenance therapy is an integral part of myeloma treatment, especially in the upfront setting post autologous transplantation, it is imperative to understand the role of MRD testing in the maintenance stetting.

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The recent US Food and Drug Administration approval of pivmecillinam-an oral prodrug of the amidinopenicillin antibiotic mecillinam-presents a valuable opportunity to address the need for new treatments for uncomplicated urinary tract infection (uUTI). We report findings of a systematic literature review of the safety profile of pivmecillinam/mecillinam based on more than 40 years' experience, mainly in Europe and Canada, to describe its tolerability profile and identify any important safety signals. In total, 110 eligible publications were identified describing use of pivmecillinam/mecillinam as monotherapy or in combination, for treatment of uUTI or other infectious conditions.

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Infrared absorption spectroscopy and surface-enhanced Raman spectroscopy were integrated into three data fusion strategies-hybrid (concatenated spectra), mid-level (extracted features from both datasets) and high-level (fusion of predictions from both models)-to enhance the predictive accuracy for xylazine detection in illicit opioid samples. Three chemometric approaches-random forest, support vector machine, and -nearest neighbor algorithms-were employed and optimized using a 5-fold cross-validation grid search for all fusion strategies. Validation results identified the random forest classifier as the optimal model for all fusion strategies, achieving high sensitivity (88% for hybrid, 92% for mid-level, and 96% for high-level) and specificity (88% for hybrid, mid-level, and high-level).

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The degree to which evolution repeats itself has implications regarding the major forces driving evolution and the potential for evolutionary biology to be a predictive (versus solely historical) science. To understand the factors that control evolutionary repeatability, we experimentally evolved four replicate hybrid populations of sunflowers at natural sites for up to 14 years and tracked ancestry across the genome. We found that there was very strong negative selection against introgressed ancestry in several chromosomes, but positive selection for introgressed ancestry in one chromosome.

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Aim: This research aimed to explore nursing students' experiences and perspectives on discrimination within nursing programs across classroom and clinical contexts, as well as structural discrimination through institutional policies and processes.

Design: Convergent mixed methods.

Methods: Survey and individual interviews to capture students' experiences and perspectives on discrimination within nursing programs.

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Introduction: Medulloblastoma (MB) is the most common malignant childhood brain tumor. Molecular subgrouping of MB has become a major determinant of management in high-income countries. Subgrouping is still very limited in low- and middle-income countries (LMICs), and its relevance to management with the incorporation of risk stratification (low risk, standard risk, high risk, and very high risk) has yet to be evaluated in this setting.

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Neutrophil-to-lymphocyte ratio at diagnosis predicts colonoscopic activity in pediatric inflammatory bowel diseases (pIBD).

Clin Transl Gastroenterol

January 2025

Division of Pediatric Gastroenterology and Nutrition, Department of Pediatrics, University of Alberta, Edmonton, Alberta, Canada.

Background: Neutrophil-to-lymphocyte ratio (NLR) is a novel biomarker studied in several autoimmune diseases including inflammatory bowel diseases (IBD) in adults, but poorly characterized in pediatric IBD (pIBD). We aimed to primarily investigate the relationship between NLR and pIBD endoscopic disease severity. We also examined whether NLR predicted hospitalization, surgery, and therapy response by 52 weeks.

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The Arctic environment plays a critical role in the global climate system and marine biodiversity. The region's ice-covered expanses provide essential breeding and feeding grounds for a diverse assemblage of marine species, who have adapted to thrive in these harsh conditions and consequently are under threat from global warming. The bearded seal (Erignathus barbatus), including two subspecies (E.

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Polymeric Nano-discs: A Versatile Nanocarrier Platform for Delivering Topical Theranostics.

Pharm Nanotechnol

January 2025

Department of Pharmaceutical Technology, Shree S. K. Patel College of Pharmaceutical Education and Research, Ganpat University, Kherva, Gujarat 384012, India.

Polymeric nano-discs offer a promising and adaptable nanocarrier platform for topical applications involving the targeted administration of drugs. These biocompatible polymer-based, disc-shaped, nanoscale structures have drawn interest due to their exceptional capacity to encapsulate a diverse range of theranostics. Theranostics, the concept of combining treatments and diagnostics into a single system, is the core of attraction.

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Acne vulgaris (AV) is a common skin condition that can cause substantial psychosocial impact. Treatments of AV target clearing and prevention of lesions and reducing scarring and dyspigmentation. Numerous medications are used to target one or more of the pathogenetic factors contributing to AV.

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Background: National stroke clinical quality registries/audits support improvements in stroke care. In a 2016 systematic review, 28 registries were identified. Since 2016 there have been important advances in stroke care, including the development of thrombectomy services.

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