1,158,344 results match your criteria: "Canada; Scarborough Health Network Research Institute[Affiliation]"
ACS Phys Chem Au
January 2025
Department of Chemistry, McGill University, Montréal, Québec H3A 0B8, Canada.
Amorphous solids form an enormous and underutilized class of materials. In order to drive the discovery of new useful amorphous materials further we need to achieve a closer convergence between computational and experimental methods. In this review, we highlight some of the important gaps between computational simulations and experiments, discuss popular state-of-the-art computational techniques such as the Activation Relaxation Technique (ARTn) and Reverse Monte Carlo (RMC), and introduce more recent advances: machine learning interatomic potentials (MLIPs) and generative machine learning for simulations of amorphous matter (e.
View Article and Find Full Text PDFPlast Surg (Oakv)
January 2025
Faculty of Health Sciences, Queen's University School of Medicine, Kingston, Ontario, Canada.
Reduction mammaplasty is often performed to alleviate symptoms of macromastia or for symmetry after a lumpectomy in the contra-lateral breast. Abnormal pathology including breast cancer can be incidentally found in reduction mammaplasty specimens, but there is no consensus on risk factors or detection rates. This study aimed to elucidate the incidence of malignant and high-risk pathology findings in patients undergoing breast reduction in a Canadian context.
View Article and Find Full Text PDFMicrocephaly affects 1 in 2,500 babies per year. Primary microcephaly results from aberrant neurogenesis leading to a small brain at birth. This is due to altered patterns of proliferation and/or early differentiation of neurons.
View Article and Find Full Text PDFClin Ophthalmol
January 2025
Sengi, Penniac, NB, Canada.
Purpose: To evaluate visual outcomes and quality of vision following bilateral implantation of a hydrophobic acrylic intraocular lens (IOL) in eyes targeted for emmetropia.
Methods: This was a prospective, single arm study. Subjects were bilaterally implanted with the Clareon PanOptix IOL and evaluated at 1 and 3 months postoperatively.
RSC Adv
January 2025
Département de Chimie, Faculté des Sciences et de Génie, Université Laval Québec QC G1V 0A6 Canada.
Blood carries some of the most valuable biomarkers for disease screening as it interacts with various tissues and organs in the body. Human blood serum is a reservoir of high molecular weight fraction (HMWF) and low molecular weight fraction (LMWF) proteins. The LMWF proteins are considered disease marker proteins and are often suppressed by HMWF proteins during analysis.
View Article and Find Full Text PDFAnim Reprod
January 2025
Faculdade de Zootecnia e Engenharia de Alimentos - FZEA, Universidade de São Paulo - USP, Pirassununga, SP, Brasil.
Somatic cell nuclear transfer (SCNT), or cloning, is used to reprogram cells and generate genetically identical embryos and animals. However, the cloning process is inefficient, limiting its application to producing valuable animals. In swine, cloning is mainly utilized to produce genetically modified animals.
View Article and Find Full Text PDFIndian J Psychiatry
December 2024
Department of Global Health, McMaster University, Ontario, Canada.
Background: The 4 decades of conflict have particularly exacerbated the mental health of Afghan war widows, a population that has not been extensively studied in this context.
Aim: This study aims to fill the gap in the literature by providing robust data on the prevalence of depression and anxiety symptoms and identifying associated factors among Afghan war widows.
Methods: A cross-sectional study was carried out in 2023, interviewing war widows from four community health centers in Kandahar, Afghanistan.
Food Chem X
January 2025
College of Animal Science and Technology, Southwest University; Chongqing Key Laboratory of Herbivore Science, Chongqing 400715, China.
Sheep and goat meat products are becoming increasingly popular among consumers due to their unique flavor derived from intramuscular fat (IMF), which contributes to formation of the distinctive odor. However, there is currently a dearth of reviews on the impact of IMF on the flavor of sheep and goat meat. The present review aims to discuss the relationships between IMF and flavor through lipid composition and fatty acid (FA) distribution, provide an overview of characteristic flavor compounds affecting the flavor of sheep and goat meat, and shed light on the impacts of pre-mortem and post-mortem factors on meat flavor attributed to changes in FAs and flavor compounds.
View Article and Find Full Text PDFFood Chem X
January 2025
Division of Biochemistry, ICAR-Indian Agricultural Research Institute (IARI), New Delhi 110012, India.
The accurate quantification of glycemic index (GI) remains crucial for diabetes management, yet current methodologies are constrained by resource intensiveness and methodological limitations. digestion models face challenges in replicating the dynamic conditions of the human gastrointestinal tract, such as enzyme variability and multi-time point analysis, leading to suboptimal predictive accuracy. This review proposes an integrated technological framework combining non-enzymatic electrochemical sensing with artificial intelligence to revolutionize GI assessment.
View Article and Find Full Text PDFForensic Sci Res
December 2024
Canada Border Services Agency, SED-FDES, Ottawa, Canada.
With various calls in the forensic scientific literature for pattern-matching disciplines to adopt evaluative reporting, which is also known as the likelihood ratio or logical approach, practitioners used to reporting evidence under a more traditional paradigm may have a level of apprehension and face a steep learning curve. There may be doubts about the benefits of evaluative reporting, when it applies and when it does not, what it actually entails, its validity, and how to explain it in court. These questions and more are answered in this comprehensive collection of frequently asked questions on evaluative reporting.
View Article and Find Full Text PDFAnn Glob Health
January 2025
École de santé publique, Université de Montréal, Canada.
Newcomer populations in urban centers experienced an exacerbated effect of coronavirus disease 2019 (COVID‑19) due to their precarious living and working conditions. Addressing their needs requires holistic care provisioning, including psychosocial support, assistance to address food security, and educational and employment assistance. Intersectoral collaboration between the public and the community sector can reduce vulnerabilities experienced by these groups.
View Article and Find Full Text PDFJ Tissue Eng
January 2025
Department of Chemical Engineering, McGill University, Montreal, QC, Canada.
Islet transplantation and more recently stem cell-derived islets were shown to successfully re-establish glycemic control in people with type 1 diabetes under immunosuppression. These results were achieved through intraportal infusion which leads to early graft losses and limits the capacity to contain and retrieve implanted cells in case of adverse events. Extra-hepatic sites and encapsulation devices have been developed to address these challenges and potentially create an immunoprotective or immune-privileged environment.
View Article and Find Full Text PDFOrthop J Sports Med
January 2025
Pan Am Clinic and University of Manitoba, Winnipeg, Manitoba, Canada.
Background: Inconsistencies in the workup of labral tears in the hip have been shown to result in a delay in treatment and an increased cost to the medical system.
Purpose: To establish consensus statements among Canadian nonoperative/operative sports medicine physicians via a modified Delphi process on the diagnosis, nonoperative and operative management, and rehabilitation and return to play (RTP) of those with labral tears in the hip.
Study Design: A consensus statement.
Introduction: Patients with relapsed/refractory diffuse large B-cell lymphoma (R/R DLBCL) have an unmet medical need. The objective of this trial was to assess the efficacy and toxicities of a novel triple immunotherapy regimen-pembrolizumab, low-dose cyclophosphamide, and maveropepimut-S (MVP-S). This regimen was designed to activate tumor-specific T cells by targeting the tumor-associated antigen survivin with MVP-S and reducing two important T cell inhibitory pathways: T cell exhaustion and regulatory T cells with pembrolizumab and metronomic cyclophosphamide, respectively.
View Article and Find Full Text PDFBackground: Existing research presents conflicting results on the influence of blood donor sex on hemoglobin (Hb) change and transfusion-associated infection and mortality in transfusion recipients.
Aim: This retrospective study explored the association between donor and recipient sex on hospital-onset sepsis (HO-sepsis) and Hb changes in critically ill patients receiving red blood cell (RBC) transfusions.
Methods: Data from 2010-2020 were extracted from an academic hospital's clinical database and a blood supplier's donor database.
Background And Aims: Red blood cell transfusions are often used to treat iron-deficient patients in the emergency department (ED), while treatment with intravenous (IV) iron is preferred, as it increases hemoglobin concentration rapidly and durably. We aim to evaluate the incidence of iron deficiency anemia, frequency of blood transfusion and iron supplementation, and factors associated with blood transfusion in the ED.
Methods: We conducted a retrospective cohort study of adult patients presenting to the St.
Introduction: The aim of this study was to define the relationships between factors other than transferrin saturation (TS) to mean corpuscular volume (MCV) and macrocytosis (MCV > 100 fL) in p.C282Y (rs1800562) homozygotes.
Methods: We studied white post-screening participants with p.
JCEM Case Rep
February 2025
Division of Endocrinology, McGill University Health Centre, Montréal, QC, Canada H4A 3J1.
Hyperthyroidism in twin pregnancies involving a hydatidiform mole and a coexisting live fetus is a rare condition requiring careful management. We present a 34-year-old pregnant woman at 12 weeks' gestation with severe nausea, vomiting, and mild vaginal bleeding. A transvaginal ultrasound revealed a dichorionic diamniotic twin pregnancy with 1 normal fetus and 1 hydatidiform mole, leading to hyperthyroidism from elevated β human chorionic gonadotropin levels.
View Article and Find Full Text PDFShoulder Elbow
January 2025
Sunnybrook Orthopaedic Upper Limb (SOUL), Sunnybrook Health Sciences Centre, Division of Orthopaedic Surgery, Department of Surgery, University of Toronto, Toronto, ON, Canada.
Purpose: To summarize complication rates, reoperation rates, length-of-stay (LOS), patient-reported outcome measures (PROMs), and range of motion following total shoulder arthroplasty (TSA) in patients with preexisting psychiatric disorders (PDs) compared to controls.
Methods: Three databases (MEDLINE, PubMed, and EMBASE) were searched from inception to 4 March 2024 to identify studies comparing outcomes between patients undergoing anatomic (aTSA) or reverse TSA (rTSA) with or without a preexisting psychiatric condition. The authors adhered to the preferred reporting items for systematic reviews and meta-analyses and revised assessment of multiple systematic review guidelines.
Digit Health
January 2025
Independent Researcher, Calgary, Alberta, Canada.
Digital health (DH) and artificial intelligence (AI) in healthcare are rapidly evolving but were addressed synonymously by many healthcare authorities and practitioners. A deep understanding and clarification of these concepts are fundamental and a prerequisite for developing robust frameworks and practical guidelines to ensure the safety, efficacy, and effectiveness of DH solutions and AI-embedded technologies. Categorizing DH into technologies (DHTs) and services (DHSs) enables regulatory, HTA, and reimbursement bodies to develop category-specific frameworks and guidelines for evaluating these solutions effectively.
View Article and Find Full Text PDFJ Biomed Opt
January 2025
McGill University, Montreal Neurological Institute-Hospital, Montreal, Quebec, Canada.
Significance: Maximal safe resection of brain tumors can be performed by neurosurgeons through the use of accurate and practical guidance tools that provide real-time information during surgery. Current established adjuvant intraoperative technologies include neuronavigation guidance, intraoperative imaging (MRI and ultrasound), and 5-ALA for fluorescence-guided surgery.
Aim: We have developed intraoperative Raman spectroscopy as a real-time decision support system for neurosurgical guidance in brain tumors.
Objectives: We present an update on the (peroral endoscopic myotomy (POEM) difficulty score [PDS] by introducing a novel knife with waterjet functionality.
Methods: This is a retrospective review of patients who underwent POEM between May 2018 and July 2023 at the Kingston Health Sciences Center. Demographic and procedural variables were compared using descriptive and inferential statistics.
Perspect Med Educ
January 2025
Hartford Hospital and the Institute of Living, Hartford, Connecticut, USA.
Purpose: Medical school admissions is a vital area for advancing diversity, equity, and inclusion (DEI). Integrating bias recognition and management (BRM) within the context of admissions is critical in advancing DEI. However, there is a dearth of empirically informed literature on BRM in the admissions context.
View Article and Find Full Text PDFGastro Hep Adv
October 2024
Division of Gastroenterology, Kingston Health Sciences Centre, Queen's University, Kingston General Hospital, Kingston, Ontario, Canada.
Most gastric neoplastic lesions appear in patients with gastric premalignant conditions. Here, we present the case of a 75-year-old woman with no prior history of infection, with a big gastric adenoma resected by endoscopic submucosal dissection. Histopathological examination revealed high-grade foveolar dysplasia.
View Article and Find Full Text PDFCommun Earth Environ
January 2025
Recherche en Prévision Numérique Environnementale/Environnement et Changement Climatique Canada, Dorval, QC Canada.
The Last Ice Area-located to the north of Greenland and the northern Canadian Arctic Archipelago-is expected to persist as the central Arctic Ocean becomes seasonally ice-free within a few decades. Projections of the Last Ice Area, however, have come from relatively low resolution Global Climate Models that do not resolve sea ice export through the waterways of the Canadian Arctic Archipelago and Nares Strait. Here we revisit Last Ice Area projections using high-resolution numerical simulations from the Community Earth System Model, which resolves these narrow waterways.
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