135,711 results match your criteria: "British Columbia; and Sunnybrook Health Sciences Centre R.H.S.[Affiliation]"

Outcomes and complications of vertebral body tethering by patient gender.

Spine Deform

January 2025

Department of Orthopedic Surgery, Mayo Clinic, 200 First Street S.W, Rochester, MN, 55906, USA.

Purpose: Non-fusion surgical options for pediatric scoliosis management such as vertebral body tethering (VBT) offer an alternative to spinal fusion. With this study, we aim to evaluate the postoperative outcomes in boys versus girls who have undergone VBT. Our hypothesis is that girls and boys will have similar outcomes by 2-year follow-up.

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When introduced to multiple distinct ranges, invasive species provide a compelling natural experiment for understanding the repeatability of adaptation. Ambrosia artemisiifolia is an invasive, noxious weed, and chief cause of hay fever. Leveraging over 400 whole-genome sequences spanning the native-range in North America and 2 invasions in Europe and Australia, we inferred demographically distinct invasion histories on each continent.

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Aims: Classification and risk stratification of endometrial carcinoma (EC) has transitioned from histopathological features to molecular classification, e.g. the ProMisE classifier, identifying four prognostic subtypes: POLE mutant (POLEmut) with almost no recurrence or disease-specific death events, mismatch repair deficient (MMRd) and no specific molecular profile (NSMP), with intermediate outcome and p53 abnormal (p53abn) with poor outcomes.

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Background: Rates of premature coronary artery disease (CAD) are stagnant, and the prevalence of cardiovascular risk factors in young and middle-aged adults is increasing. Lipid-lowering therapy (LLT) is effective in preventing CAD but is underutilized in younger patients. The reasons for and consequences of this underutilization are not fully understood.

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Phytochemical investigation of the leaf extract of Roxb. ex Hornem led to the isolation and identification of two new highly oxygenated cyclohexenes, uvariagrandols A () and B (), together with seven known compounds (-). Their structures were elucidated by spectroscopic methods as well as comparisons made from the literature.

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Background: The symptoms, comorbidities and treatment burden associated with chronic kidney disease (CKD) can be debilitating and limit life participation in patients with CKD not requiring kidney replacement therapy (KRT). The aim of this study was to identify the characteristics, content and psychometric properties of patient-reported outcome measures (PROMs) used to assess life participation in patients with CKD.

Methods: We searched MEDLINE, Embase, PsycINFO and CINAHL from database inception to February 2023 for all studies that reported life participation in patients with CKD (stages 1-5 not requiring kidney replacement therapy).

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The aim of the study was to assess the comprehensiveness of the Reproductive Endocrinology and Infertility (REI) fellowship program websites in North America. All active REI fellowship program websites in the United States of America (USA) and Canada were evaluated and assessed using 72-point scoring criteria. Any fellowship programs without publicly accessible websites were excluded.

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This review comprehensively evaluates China's progress in care of end-stage kidney disease (ESKD) by identifying achievements and gaps, reviewing ESKD-related policy initiatives, and proposing policy recommendations. In the past decade, China has made laudable progress in access to ESKD care with narrowed difference between the number of patients needing and receiving kidney replacement therapies (KRT). China has also experienced significant improvements in clinical quality and outcomes of ESKD care.

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Historical Depictions of the Brain: The Origins from the Non-Western World.

J Undergrad Neurosci Educ

December 2024

Department of Psychology, The University of British Columbia, Okanagan, Kelowna, BC, Canada.

Any written work concerning the history of neuroanatomy would be difficult to imagine without acknowledging the pioneering works of Santiago Ramón y Cajal and Camillo Golgi. Cajal improved upon Golgi's staining technique at the turn of the 20th century. He implemented it to deliver the world's first incredibly detailed visualizations of cellular networks of the nervous system.

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A Real-World Prospective Multiple Sclerosis Pregnancy Registry in the United States: PREG-MS.

Neurol Clin Pract

April 2025

Brigham MS Center (MKH), Harvard Medical School, Boston, MA; Georgia State University (MCM), Atlanta; Brigham and Women's Hospital (TDM, JP-P, CS, JZ), Boston, MA; Massachusetts General Hospital (ECK), Harvard Medical School, Boston, MA; University of Vermont (AJS), Burlington; Elliot Lewis MS Center (EL, JK), Wellesley, MA; University of Massachusetts (CI, IB), Worcester, MA; Novartis Pharmaceuticals (JMS), Jersey City, NJ; Concord Hospital (AC), NH; and University of British Columbia (ADS), Vancouver, BC, Canada.

Background And Objectives: Multiple sclerosis (MS) affects more than 1 million people in the United States, including reproductive-age women. There has been a paucity of prospective, pregnancy registries based on MS disease rather than medication exposures. A prospective MS pregnancy registry (PREG-MS) was established in 2017 as a prospective, single-cohort, real-world MS pregnancy registry in New England States of the United States, with goals to evaluate (1) course of MS and disease-modifying therapies (DMT) use during conception attempts and in the peripartum period, (2) pregnancy outcomes in women with MS (WwMS), and (3) longer-term developmental outcomes in offspring of WwMS.

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Introduction: Endothelin A (ETA) receptor activation is a driver of proteinuria, kidney inflammation, and fibrosis in IgA nephropathy (IgAN). Atrasentan, a selective ETA receptor antagonist, has potential to reduce proteinuria and preserve kidney function in IgAN. ALIGN (NCT04573478) is a phase 3, randomized, double-blind, placebo-controlled clinical trial of atrasentan in patients with IgAN at high risk of kidney function loss.

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Introduction/aims: Neuromuscular ultrasound (NMUS) is gaining prominence as a valuable tool for diagnosing neuromuscular disorders at the point of care. Neuromuscular disorder diagnostic criteria guidelines have begun incorporating NMUS findings. As interest grows, fellowship programs must consider incorporating training into their curricula.

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Peptidisc-Assisted Hydrophobic Clustering Toward the Production of Multimeric and Multispecific Nanobody Proteins.

Biochemistry

January 2025

Department of Biochemistry and Molecular Biology, Faculty of Medicine, Life Sciences Institute, University of British Columbia, Vancouver, British Columbia V6T 1Z3, Canada.

Multimerization is a powerful engineering strategy for enhancing protein structural stability, diversity and functional performance. Typical methods for clustering proteins include tandem linking, fusion to self-assembly domains and cross-linking. Here we present a novel approach that leverages the Peptidisc membrane mimetic to stabilize hydrophobic-driven protein clusters.

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Due to complex interactions, changes in any one area of food systems are likely to impact-and possibly depend on-changes in other areas. Here we present the first annual monitoring update of the indicator framework proposed by the Food Systems Countdown Initiative, with new qualitative analysis elucidating interactions across indicators. Since 2000, we find that 20 of 42 indicators with time series have been trending in a desirable direction, indicating modest positive change.

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The multi-step macroautophagy/autophagy process ends with the cargo-laden autophagosome fusing with the lysosome to deliver the materials to be degraded. The metazoan-specific autophagy factor EPG5 plays a crucial role in this step by enforcing fusion specificity and preventing mistargeting. How EPG5 exerts its critical function and how its deficiency leads to diverse phenotypes of the rare multi-system disorder Vici syndrome are not fully understood.

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To maintain stable vision, behaving animals make compensatory eye movements in response to image slip, a reflex known as the optokinetic response (OKR). Although OKR has been studied in several avian species, eye movements during flight are expected to be minimal. This is because vertebrates with laterally placed eyes typically show weak OKR to nasal-to-temporal motion (NT), which simulates typical forward locomotion, compared with temporal-to-nasal motion (TN), which simulates atypical backward locomotion.

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Spinal cord injury (SCI) increasingly affects aged individuals, where functional impairment and mortality are highest. However, the aging-dependent mechanisms underpinning tissue damage remain elusive. Here, we find that natural killer-like T (NKLT) cells seed the intact aged human and murine spinal cord and multiply further after injury.

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Alpha Atlas: Mapping global production of α-emitting radionuclides for targeted alpha therapy.

Nucl Med Biol

December 2024

Life Sciences Division, TRIUMF, BC V6T 2A3 Vancouver, British Columbia, Canada; Department of Chemistry, University of British Columbia, V6T 1Z1 Vancouver, British Columbia, Canada.

Targeted Alpha Therapy has shown great promise in cancer treatment, sparking significant interest over recent decades. However, its broad adoption has been impeded by the scarcity of alpha-emitters and the complexities related to their use. The availability of these radionuclides is often constrained by the intricate production processes and purification, as well as regulatory and logistical challenges.

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Assessing the ecological and economic transformation pathways of plastic production system.

J Environ Manage

January 2025

Fisheries Economics Research Unit, Institute for the Oceans and Fisheries, University of British Columbia, 2202 Main Mall, Vancouver, BC, V6T 1Z4, Canada; Department of Agricultural Economics and Rural Development, University of Pretoria, Pretoria, South Africa.

Plastic's incredible versatility drives its continuous production growth, contributing to 4.5% of global greenhouse gas (GHG) emissions. With an unsustainable 4% annual production growth rate, plastics' environmental impact is significant.

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The objectives of the study were to: 1) Describe characteristics and lifestyle factors of individuals who have achieved type 2 diabetes (T2D) remission (sub-diabetes glucose levels without glucose-lowering medications for ≥3 months) through changes to diet and exercise behaviour in real-world settings; 2) Investigate continuous glucose monitoring (CGM) profiles of these individuals and explore how dietary pattern may influence glucose regulation metrics. This cross-sectional study recruited individuals living with T2D who achieved remission via changes to diet or exercise behaviours. Various questionnaires were used to assess overall health and participants wore a blinded CGM for 14 days to assess glucose profiles and filled out three-day food records.

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