11,606 results match your criteria: "National Institute for Health Research[Affiliation]"

Background: Microbial Keratitis (MK) is a leading cause of corneal blindness due to infection and its consequences, with a higher incidence in resource-limited nations. Hospital-based patient records from different parts of Nepal suggest patients often use traditional eye medicine to treat MK. Traditional healers (TH) within the community are often the first point of care for MK management.

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Article Synopsis
  • - The development of the CompOsite iNdexes For Response in asthMa (CONFiRM) aimed to create patient-centered tools that measure responses to biologics for severe asthma in both adults and children, integrating clinical data and quality of life (QoL) indicators.
  • - Experts and patients collaborated to identify significant outcome changes and devised CONFiRM scores, which demonstrated high levels of agreement on key factors, with patients emphasizing the importance of quality of life more than healthcare professionals did.
  • - The CONFiRM scores effectively measure treatment response, with strong validity metrics indicating their reliability, and they facilitate a comprehensive assessment of biologics’ effectiveness; further studies are required for prospective validation.
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Background: The risk of re-operation, otherwise known as revision, following primary hip replacement depends in part on the prosthesis implant materials used. Current performance evidences are based on a broad categorisation grouping together different materials with potentially varying revision risks. We investigated the revision rate of primary total hip replacement (THR) reported in the National Joint Registry by specific types of bearing surfaces used.

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Objective: To assess the reproducibility of standardized 3-dimensional (3D) ultrasound volume analysis of the dimensions and the position of cesarean birth (CB) scar niche relative to the cervix in pregnant women.

Methods: This prospective single-center study in women with 1 previous CB ≥8 cm cervical dilatation acquired ultrasound volumes between 11 and 24 weeks' gestation in a mid-sagittal plane. Two experienced operators processed the volumes using virtual organ computer-aided analysis.

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Background: As part of the UK government's obesity strategy, the Food (Promotion and Placement) (England) Regulations 2021 were implemented in October 2022 to restrict the prominent placement of products high in fat, sugar, or salt (HFSS) in most retail settings. Local authority (LA) officers have been tasked with enforcement of these regulations. This qualitative study examined the perspectives of LA officers including, trading standards, environmental health, and public health officers to understand enforcement approaches and requirements to optimise business compliance with the regulations.

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Context: Patient-reported experience measures (PREMs) provide important insights into the challenges experienced when living with a chronic condition. Although patient-reported outcome measures (PROMs) exist in audiology, there are no validated PREMs to help clinicians understand patient perspectives and identify areas where patients may need additional support or interventions.

Objective: The aim of this study was to develop and evaluate content for the new 'My Hearing PREM', which captures lived experiences of hearing loss from patients' perspectives.

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Protocol to study monocyte transmigration across primary human liver endothelial cells under physiological shear flow conditions in vitro.

STAR Protoc

December 2024

Centre for Liver and Gastrointestinal Research, Institute of Immunology and Immunotherapy, University of Birmingham, B15 2TT Birmingham, UK. Electronic address:

Modeling immune cell recruitment by liver endothelial cells in vitro is important to better understand the pathology of chronic inflammatory liver diseases and cancers. Here, we present a protocol for the study of monocyte transmigration across activated primary human liver endothelial cells, under physiological flow conditions. We describe primary endothelial cell isolation from human liver tissues and monocyte isolation from human blood.

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Article Synopsis
  • - The study investigates how major trauma leads to systemic immune suppression, specifically focusing on the role of prostaglandin E (PGE), a compound that increases after injury and may affect immune responses.
  • - Blood samples from 95 injured patients were analyzed over different time periods post-injury to measure PGE levels, immune responses, and the activity of enzymes related to PGE synthesis and signaling.
  • - Results showed that PGE levels peaked shortly after injury, leading to decreased immune function in monocytes, and higher levels of COX-2 and related enzymes were found in trauma patients, suggesting a link between trauma, PGE production, and immune suppression.
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A novel therapeutic pathway to the human cochlear nerve.

Sci Rep

November 2024

Department of Surgical Sciences, Otorhinolaryngology and Head and Neck Surgery, Uppsala University, Uppsala, Sweden.

Article Synopsis
  • Traditional methods for accessing the human cochlear nerve are limited due to its location within the skull's bony structure.
  • This study introduces a minimally invasive technique for directly reaching the cochlear nerve to apply new regenerative treatments.
  • Using advanced imaging and anatomical studies, researchers identified a safe pathway to the nerve and successfully validated it on multiple human temporal bones.
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  • The NorthStar Ambulatory Assessment (NSAA) total score (TS) is used to track disease progression and treatment effects in children with Duchenne Muscular Dystrophy (DMD).
  • This study analyzes TS performance patterns in young individuals, focusing on their walking/running and rising abilities, and compares trends in those whose condition is stable versus declining.
  • The findings aim to enhance clinical management by linking TS trends to therapy standards, helping families and therapists make informed treatment decisions.
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Background: This meta-analysis aimed to assess the treatment effects of immunotherapies in subgroups of adults with clinically isolated syndrome or relapsing forms of multiple sclerosis (MS) and the effect of potential treatment effect modifiers (TEMs).

Methods: Phase 2 and 3 RCTs with a placebo comparator were analyzed. Risk of bias was assessed.

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  • - The review aimed to create a comprehensive list of outcome measures for studies on intermittent claudication, with the goal of establishing a standardized core outcome set.
  • - A total of 4985 studies were screened, resulting in 408 included studies that reported 541 unique outcomes categorized by Dodd's domains, highlighting a predominance of clinical-oriented measures.
  • - The findings revealed significant variability in how outcomes are defined across studies, indicating the need for a core outcome set to enhance clarity and consistency in future research on intermittent claudication.
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Background: The clinical course of idiopathic pulmonary fibrosis (IPF) is highly variable and unpredictable, with multiple genetic variants influencing IPF outcomes. Notably, rare pathogenic variants in telomere-related genes are associated with poorer clinical outcomes in these patients. Here we assessed whether rare qualifying variants (QVs) in monogenic adult-onset pulmonary fibrosis (PF) genes are associated with IPF survival.

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We report the retrospective identification and subsequent recovery of a near-complete West Nile Virus lineage 2 genomes from a hospitalized patient with acute febrile illness in Uganda, using a combination of degenerate primer polymerase chain reaction screening and a novel 1200bp nanopore-based whole-genome amplicon sequencing scheme. This represents the first West Nile virus genome to be recovered from a human in Uganda since its discovery in 1937. Basic molecular rather than serological surveillance methods could be more widely deployed in the region to better diagnose febrile infections.

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Contemporary epidemiology of hospitalised heart failure with reduced versus preserved ejection fraction in England: a retrospective, cohort study of whole-population electronic health records.

Lancet Public Health

November 2024

British Heart Foundation Cardiovascular Epidemiology Unit, Department of Public Health and Primary Care, University of Cambridge, Cambridge, UK; Victor Phillip Dahdaleh Heart and Lung Research Institute, University of Cambridge, Cambridge, UK; British Heart Foundation Centre of Research Excellence, University of Cambridge, Cambridge, UK; National Institute for Health Research Blood and Transplant Research Unit in Donor Health and Behaviour, University of Cambridge, Cambridge, UK; Health Data Research UK Cambridge, Wellcome Genome Campus, University of Cambridge, Cambridge, UK; Cambridge Centre for Artificial Intelligence in Medicine, University of Cambridge, Cambridge, UK; British Heart Foundation Data Science Centre, London, UK. Electronic address:

Background: Heart failure is common, complex, and often associated with coexisting chronic medical conditions and a high mortality. We aimed to assess the epidemiology of people admitted to hospital with heart failure with reduced ejection fraction (HFrEF) and heart failure with preserved ejection fraction (HFpEF), including the period covering the COVID-19 pandemic, which was previously not well characterised.

Methods: In this retrospective, cohort study, we used whole-population electronic health records with 57 million individuals in England to identify patients hospitalised with heart failure as the primary diagnosis in any consultant episode of an in-patient admission to a National Health Service (NHS) hospital.

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Article Synopsis
  • * Researchers studied a Caucasian family with a history of AFFs and identified a rare genetic variant in the LOXL4 gene that may be associated with increased susceptibility to these fractures.
  • * The LOXL4 gene is involved in collagen production, and the variant may disrupt collagen metabolism, leading to microdamage in bones and poor healing, as indicated by tests on cells from affected individuals.
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The human immune system is made up of a huge variety of cell types each with unique functions. Local networks of resident immune cells are poised to sense and protect against pathogen entry, whereas more widespread innate and adaptive immune networks provide first rapid, then long-lasting and targeted responses. However, how we develop such a diverse and complex system remains unknown.

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Aims: The aim of this study was to review the provision of total elbow arthroplasties (TEAs) in England, including the incidence, the characteristics of the patients and the service providers, the types of implant, and the outcomes.

Methods: We analyzed the primary TEAs recorded in the National Joint Registry (NJR) between April 2012 and December 2022, with mortality data from the Civil Registration of Deaths dataset. Linkage with Hospital Episode Statistics-Admitted Patient Care (HES-APC) data provided further information not collected by the NJR.

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Comparative evaluation of swabbing sites for Omicron variant detection in PCR testing.

Diagn Microbiol Infect Dis

January 2025

Medical Sciences Division, University of Oxford, Oxford, United Kingdom; Health Protection Research Unit in Healthcare Associate Infections and Antimicrobial Resistance, National Institute for Health Research, Oxford, United Kingdom.

Purpose: The Omicron variant of SARS-CoV-2 raised concerns about the best sampling sites for PCR testing, with early indications suggesting throat swab samples were better than nasal swab samples. Our study evaluated the sensitivity of detecting SARS-CoV-2 across different swabbing sites.

Methods: Participants undergoing testing at NHS Test and Trace sites in England provided self-collected samples using nose only, throat only, and combined nose and throat swabs, which were analysed by realtime PCR.

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Article Synopsis
  • This study is the first of its kind to statistically assess how well the Collaborative Ocular Tuberculosis Study (COTS) calculator predicts the need for antitubercular therapy (ATT) in patients with suspected tubercular uveitis (TBU) in an international setting.
  • The main goal was to determine if a score of 4 or higher on the COTS calculator effectively guides the initiation of ATT.
  • Results showed that among 492 participants, 45.7% received a high probability for ATT initiation, and the COTS-5 score showed the highest specificity at 88.7%, suggesting its effectiveness compared to clinician judgment.
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Smoking is widely regarded as a risk factor for type 2 diabetes because nicotine contributes to insulin resistance by desensitizing the insulin receptors in muscle, liver, or fat. Little is known, however, about the immediate regulation of islet hormonal output by nicotine, an agonist of ionotropic cholinergic receptors. We investigated this by imaging cytosolic Ca2+ dynamics in mouse and human islets using confocal microscopy and measuring glucagon secretion in response to the alkaloid from isolated mouse islets.

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Second Primary Cancer Risks After Breast Cancer in and Pathogenic Variant Carriers.

J Clin Oncol

October 2024

Department of Public Health and Primary Care, Centre for Cancer Genetic Epidemiology, University of Cambridge, Cambridge, United Kingdom.

Purpose: Second primary cancer (SPC) risks after breast cancer (BC) in pathogenic variant (PV) carriers are uncertain. We estimated relative and absolute risks using a novel linkage of genetic testing data to population-scale National Disease Registration Service and Hospital Episode Statistics electronic health records.

Methods: We followed 25,811 females and 480 males diagnosed with BC and tested for germline PVs in NHS Clinical Genetics centers in England between 1995 and 2019 until SPC diagnosis, death, migration, contralateral breast/ovarian surgery plus 1 year, or the 31st of December 2020.

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Emerging evidence has indicated the linkage of traffic noise with cardiovascular diseases, However, there's a lack of extensive studies exploring the linkage of traffic noise with cardio-metabolic risk factors such as obesity. Additionally, the role of diet in the associations remains unknown. The aim is to prospectively examine the linkage of road traffic noise with obesity, especially by focusing on evaluating the impact of meat.

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