10,699 results match your criteria: "The University of British Columbia.[Affiliation]"

Pangenomes are collections of annotated genome sequences of multiple individuals of a species. The structural variants uncovered by these datasets are a major asset to genetic analysis in crop plants. Here we report a pangenome of barley comprising long-read sequence assemblies of 76 wild and domesticated genomes and short-read sequence data of 1,315 genotypes.

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Prader-Willi syndrome (PWS) and Angelman syndrome (AS) are imprinting disorders caused by genetic or epigenetic aberrations of 15q11.2-q13. Their clinical testing is often multitiered; diagnostic testing begins with methylation-specific multiplex ligation-dependent probe amplification or methylation-sensitive PCR and then proceeds to molecular subtyping to determine the mechanism and recurrence risk.

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Background: In Canada, 2 guidelines provide guidance for the management of dyslipidemia. The Patients, Experience, Evidence, Research simplified lipid guidelines, intended for primary care practitioners, and the Canadian Cardiovascular Society guidelines, intended for all practitioners, are based on differing methodologies with distinct priorities and preferences. The disparate approaches may contribute to confusion among family practitioners and their co-managed patients, with the potential for compromised care, differing standards for training in the fundamentals of lipidology, and differing criteria that might be used in practice audits to evaluate quality of care.

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Background: There is growing recognition in the literature of the 'Herculean' efforts required to bring about change in healthcare processes and systems. Leadership is recognised as a critical lever for implementation of quality improvement (QI) and other complex team-level interventions; however, the processes by which leaders facilitate change are not well understood. The aim of this study is to examine 'how' leadership influences implementation of QI interventions.

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Background: Residency training and parenthood are conflicting pursuits for many residents, as both often occur during similar years of life. Online policy about paid parental leave for residents is important for not only mitigating this dilemma, but also ensuring that the associated health benefits can be fully capitalised on.

Purpose: Investigate the extent of advertised paid parental leave for anaesthesiology residencies in the USA and to explore whether this had an association with the gender of the department chair for these programmes.

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Background: Despite efforts to advance equity, diversity and inclusion, women face gender-based barriers in research, including in neurology. Compared with men, women are less likely to hold leadership positions and be senior authors. Gender disparities in grant funding within neurology have yet to be investigated.

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Lumbar cerebrospinal fluid (CSF) drainage is one of the few preventative and therapeutic practices that may reduce spinal cord ischemia in high-risk thoracic endovascular aortic aneurysm repair (TEVAR). Although this is part of clinical guidelines in open thoracoabdominal aortic repair, there are no randomized controlled trials that provide convincing evidence on the protection conferred by CSF drainage in high-risk TEVAR patients. This gap in knowledge obfuscates clinical decision making given the risk of significant complications of CSF drain insertion and management.

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Opportunistic genomic screening has clinical utility: An interventional cohort study.

Genet Med

November 2024

Institute of Health Policy, Management & Evaluation, University of Toronto, Toronto, ON, Canada; Genomics Health Services Research Program, Li Ka Shing Knowledge Institute, St Michael's Hospital, Unity Health Toronto, Toronto, ON, Canada. Electronic address:

Purpose: Practice is shifting toward genome-first approaches, such as opportunistic screening for secondary findings (SFs). Analysis of SFs could be extended beyond medically actionable results to include non-medically actionable monogenic disease risks, carrier status, pharmacogenomic variants, and risk variants for common complex disease. However, evidence on the clinical utility of returning these results is lacking.

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Polyphenol-Nanoengineered Monocyte Biohybrids for Targeted Cardiac Repair and Immunomodulation.

Adv Healthc Mater

January 2025

BMI Center for Biomass Materials and Nanointerfaces, National Engineering Laboratory for Clean Technology of Leather Manufacture, Ministry of Education Key Laboratory of Leather Chemistry and Engineering, College of Biomass Science and Engineering, Sichuan University, Chengdu, Sichuan, 610065, China.

Myocardial infarction is one of the leading cause of cardiovascular death worldwide. Invasive interventional procedures and medications are applied to attenuate the attacks associated with ischemic heart disease by reestablishing blood flow and restoring oxygen supply. However, the overactivation of inflammatory responses and unsatisfactory drug delivery efficiency in the infarcted regions prohibit functional improvement.

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Lignin-based porous carbon adsorbents for CO capture.

Chem Soc Rev

January 2025

Bioproducts Institute, Department of Chemical and Biological Engineering, The University of British Columbia, 2360 East Mall, Vancouver, BC V6T 1Z3, Canada.

A major driver of global climate change is the rising concentration of atmospheric CO, the mitigation of which requires the development of efficient and sustainable carbon capture technologies. Solid porous adsorbents have emerged as promising alternatives to liquid amine counterparts due to their potential to reduce regeneration costs. Among them, porous carbons stand out for their high surface area, tailorable pore structure, and exceptional thermal and mechanical properties, making them highly robust and efficient in cycling operations.

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Background And Objective: Mutations in KRAS and NRAS are predictive of poor response to cetuximab and panitumumab, two anti-epidermal growth factor receptor (EGFR) monoclonal antibodies used in metastatic colorectal cancer (mCRC). Our objective was to explore the value of using KRAS and NRAS mutation status to inform third-line anti-EGFR therapy for mCRC using the value of heterogeneity (VOH) framework.

Methods: We used administrative data to identify mCRC patients who were potentially eligible for third-line therapy in 2006-2019 in British Columbia (BC), Canada.

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Article Synopsis
  • - The study examined the diagnosis and management of cancer of unknown primary (CUP) in Canada from 2012 to 2021, noting an increase in both 5-year survival rates and identification of primary tumor sites over the decade.
  • - Researchers found that while advanced diagnostic tests helped identify primary tumor sites, this identification did not improve overall survival; instead, patients with specific "favorable subtypes" saw significantly better outcomes.
  • - The findings suggest that focusing on discovering and understanding these favorable subtypes may be more beneficial for improving survival rates in CUP patients, rather than solely trying to find the primary tumor site.
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Objectives: To summarise PEEP's (Professionals for Ethical Engagement of Peers-a group of consultants with lived and living experience of substance use) outputs and gain insights into PEEP's impact and suggestions for the future.

Design: Included an environmental scan to collate PEEP activities and outputs and a participatory qualitative design using thematic analysis.

Setting: British Columbia, Canada.

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: Examine the theoretical impact of reallocating time between self-reported moderate-to-vigorous physical activity (MVPA), recreational screen time, and sleep on psychological distress and mental wellbeing among post-secondary students. : 24,742 post-secondary students (=24.3 ± 7.

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Rural Residence Associated with Receipt of Recommended Post-Discharge COPD Care among a Cohort of U.S. Veterans.

Ann Am Thorac Soc

November 2024

VA Puget Sound Health Care System Seattle Division, Seattle, Washington, United States.

Rationale: Individuals with chronic obstructive pulmonary disease (COPD) in rural areas experience inequitable access to care.

Objective: To assess whether rural residence is associated with receipt of recommended post-discharge COPD care.

Methods: We conducted a cohort study of all U.

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Objective: Minimum muscle oxygen saturation (SmOmin) measured via near-infrared spectroscopy (NIRS) is a common measure during incremental exercise testing (IET). Our objective was to determine the effects of pre-to-post endurance training on SmOmin (ΔSmOmin) during an IET, using a meta-analysis.

Data Sources: MEDLINE, EMBASE, and SPORTDiscus.

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Introduction: No consensus exists on performance standards for evaluation of generative artificial intelligence (AI) to generate medical responses. The purpose of this study was the assessment of Chat Generative Pre-trained Transformer (ChatGPT) to address medical questions in prostate cancer.

Methods: A global online survey was conducted from April to June 2023 among > 700 medical oncologists or urologists who treat patients with prostate cancer.

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Article Synopsis
  • The origin of homochirality in biological organisms is still a mystery, with some theories suggesting it may have extraterrestrial roots involving chiral molecules in space.
  • A new study shows that specific forms of neutral amino acids can exhibit significant asymmetry in how they break down when exposed to circularly polarized light, challenging previous beliefs about the insignificance of this effect.
  • The results indicate that this dissociation could lead to a notable enantiomeric excess, potentially playing a major role in the development of homochirality in biological systems.
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Oscillatory drive is increased and steadiness is impaired when torque but not EMG is matched during a fatiguing contraction.

J Neurophysiol

December 2024

School of Health and Exercise Sciences and Centre for Heart, Lung and Vascular Health, The University of British Columbia, Kelowna, British Columbia, Canada.

The increasing descending drive needed to sustain submaximal isometric torque makes it difficult to isolate fatigue-related changes to neural excitability because evoked electromyography (EMG) responses are influenced by the relative activation of the motoneuron pool. Hence, it is becoming increasingly common to investigate fatigue using a sustained contraction with maintained output from the motoneuron pool; i.e.

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Article Synopsis
  • Holistic healthcare approaches can improve the quality of life for breast cancer survivors, yet the specific needs of immigrant women have been largely overlooked.
  • Language barriers significantly hinder these women's access to healthcare and their ability to manage their own health post-treatment.
  • A systematic review of qualitative studies highlighted two main themes: the challenges immigrant women face in accessing healthcare and the facilitators and barriers affecting their ability to utilize these services effectively.
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Introduction: One-third of adults aged 65+ fall annually. Injuries from falls can be devastating for individuals and account for 1.5% of annual healthcare spending.

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Several recent reports suggest that arylboronic esters can exhibit room temperature phosphorescence (RTP), an optical property that is desirable for applications in security printing, oxygen sensing, and bioimaging. These findings challenged the fundamental notion that heavy elements or changes in orbital symmetry were required for intersystem crossing to occur in organic compounds. As we had not observed long afterglow in the many arylboronic esters we had synthesized over many years, we suspected that the RTP observed in these systems had a simpler explanation: the materials reported were impure.

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Article Synopsis
  • The MPDSR policy aims to reduce maternal and perinatal mortality, but its implementation varies in different contexts, highlighting the need for effective evaluation methods.
  • This study employed Normalisation Process Theory (NPT) to assess how the MPDSR policy was implemented in Uganda, utilizing a qualitative approach across eight districts and ten health facilities.
  • NPT helped identify key factors influencing policy implementation variations, pointing towards the importance of understanding how practices become routine in healthcare settings.
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