32,254 results match your criteria: "University of Cape[Affiliation]"

Nasopharyngeal carriage of Staphylococcus aureus in a rural population, Sierra Leone.

Int J Med Microbiol

December 2024

Institute of Medical Microbiology, University Hospital Münster, Münster, Germany; Masanga Medical Research Unit, Masanga Hospital, Masanga, Sierra Leone.

Background: Nasopharyngeal colonization with Staphylococcus aureus is a risk factor for subsequent infection. Isolates from colonization can therefore provide important information on virulence factors and antimicrobial resistance when data from clinical isolates are lacking. The aim of this study was to assess colonization rates, resistance patterns and selected virulence factors of S.

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Osteoarthritis.

Lancet

January 2025

School of Public Health and Preventive Medicine, Monash University, Department of Rheumatology, Alfred Hospital, Melbourne, VIC, Australia.

Osteoarthritis is a heterogeneous disorder that is increasingly prevalent largely due to aging and obesity, resulting in a major disease burden worldwide. Knowledge about the underlying aetiology has improved, with increased understanding of the role of genetic factors, the microbiome, and existence of different pain mechanisms. However, this knowledge has not yet been translated into new treatment options.

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Development and validation of an LC-MS/MS method for quantifying total and unbound doravirine in human plasma.

J Chromatogr B Analyt Technol Biomed Life Sci

December 2024

Division of Clinical Pharmacology, Department of Medicine, University of Cape Town, Cape Town, South Africa. Electronic address:

Article Synopsis
  • A highly sensitive LC-MS/MS method was developed to measure total and unbound doravirine in plasma from patients in a clinical trial, utilizing a single calibration curve for both forms of the drug.
  • The method involved protein precipitation for total doravirine extraction and ultrafiltration for unbound doravirine, employing specific chromatography techniques to ensure accurate analysis.
  • Validation tests confirmed the method's precision and robustness against various sample conditions, meeting international standards for effective quantification of doravirine concentrations.
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This study aimed to establish consensus on injury risk factors in netball via a combined systematic review and Delphi method approach. A systematic search of databases (PubMed, Scopus, MEDLINE, SPORTDiscus and CINAHL) was conducted from inception until June 2023. Twenty-four risk factors were extracted from 17 studies and combined with a three-round Delphi approach to achieve consensus.

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Background: Intimate partner violence (IPV) and violence against children are global issues with severe consequences. Intersections shared by the 2 forms of violence have led to calls for joint programming efforts to prevent both IPV and violence against children. Parenting programs have been identified as a key entry point for addressing multiple forms of family violence.

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High-energy nuclear collisions create a quark-gluon plasma, whose initial condition and subsequent expansion vary from event to event, impacting the distribution of the eventwise average transverse momentum [P([p_{T}])]. Disentangling the contributions from fluctuations in the nuclear overlap size (geometrical component) and other sources at a fixed size (intrinsic component) remains a challenge. This problem is addressed by measuring the mean, variance, and skewness of P([p_{T}]) in ^{208}Pb+^{208}Pb and ^{129}Xe+^{129}Xe collisions at sqrt[s_{NN}]=5.

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Homozygous Familial Hypercholesterolemia Treatment: New Developments.

Curr Atheroscler Rep

January 2025

Carbohydrate and Lipid Metabolism Research Unit, Department of Medicine, University of the Witwatersrand, Johannesburg, South Africa.

Purpose Of Review: Homozygous familial hypercholesterolaemia (HoFH) is characterized by marked elevation of low-density lipoprotein cholesterol (LDLC) and premature atherosclerotic cardiovascular disease. This is a review of novel pharmacological therapies to lower LDLC in patients with HoFH.

Recent Findings: Novel therapies can be broadly divided by whether their efficacy is dependent or independent of residual low-density lipoprotein receptor (LDLR) function.

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Health economics of snakebite envenomation: A sub-Saharan African perspective.

Trans R Soc Trop Med Hyg

January 2025

Pharm-Biotechnology and Traditional Medicine Centre (PHARMBIOTRAC), Faculty of Medicine, Mbarara University of Science and Technology, Mbarara 40006, Uganda.

Sub-Saharan Africa (SSA) is affected by the high direct and indirect costs of snakebite envenomation. With >30% of global mortality, different economic barriers still exist, and effective strategies must be employed to avert the burden and promote quality of life. With the WHO target of reducing the number of snakebites by one-half by 2030, different aspects concerning snakebite envenomation economics must be evaluated, and potential strategies must be developed.

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Introduction: Solitary fibrous bladder tumors are extremely uncommon, with only a few cases reported. These fibroblastic mesenchymal neoplasms are typically benign, indolent, and slow growing.

Case Presentation: A 44-year-old male patient with obstructive uropathy was referred to our unit for workup.

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Aicardi-Goutières syndrome (AGS) is a rare monogenic type I interferonopathy. Janus kinase (JAK) inhibition has emerged as a potential treatment for AGS. RNU7-1 is one of the most recently discovered genes for AGS, and the clinical effects of JAK inhibition in these patients have not been reported.

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Introduction: Little is known about the clinical status of persons with HIV (PWH) who re-engage in care after an interruption. We evaluated the immunological and clinical characteristics of individuals re-engaging in care within the Swiss HIV Cohort Study.

Methods: Participants who re-engaged in care after an interruption >14 months with a viral load ≥100 copies/mL were classified as having interrupted ART.

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Prioritizing infant mental health: a research-driven pathway for action.

Nat Med

January 2025

Department of Health and Rehabilitation Sciences, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa.

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Malaria has been a severe global and public health concern for the last couple of decades. Ghana, like many other countries in sub-Saharan Africa, is most affected by the disease, with children facing dire consequences. The recent introduction of the RTS, S malaria vaccine holds great potential in reducing malaria fatalities in children.

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The 2024 Conference on Retroviruses and Opportunistic Infections featured new and impactful findings about neuropsychiatric complications in people with HIV and other infections. Reports included new evidence from low- and middleincome countries, HIV persistence in the central nervous system, aging-related complications (including cerebrovascular disease), additional data relevant to pathogenesis, and therapeutics. Also included were new evidence of active HIV RNA transcription in cells from cerebrospinal fluid and the brain during virally suppressive antiretroviral therapy as well as links between neuropsychiatric complications or brain imaging findings in people with HIV and a) carotid artery inflammation and cerebrovascular disease, b) Alzheimer's disease genetic risk, c) social determinants of health, including exposure to pollution, and d) epigenetic aging.

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Efficacy, Safety, and Immunogenicity of the MATISSE (Maternal Immunization Study for Safety and Efficacy) Maternal Respiratory Syncytial Virus Prefusion F Protein Vaccine Trial.

Obstet Gynecol

January 2025

Children's Hospital Colorado, Aurora, Colorado; Vaccine Research and Development, Pfizer Inc, Pearl River, New York; the South African Medical Research Council Vaccines and Infectious Diseases Analytics Research Unit and Wits Infectious Diseases and Oncology Research Institute, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, and Famcru, Department of Paediatrics and Child Health, University of Stellenbosch, and the Department of Paediatrics and Child Health, Red Cross War Memorial Children's Hospital, SA-MRC Unit on Child and Adolescent Health, University of Cape Town, Cape Town, South Africa; Vaccines and Immunity Team, Medical Research Council Unit The Gambia at the London School of Hygiene and Tropical Medicine, Fajara, the Gambia; Institute for International Health Charité, Universitätsmedizin, Berlin, Germany; Vaccine Research and Development, Pfizer Ltd, Marlow, United Kingdom; Instituto de Maternidad y Ginecología Nuestra Señora de Las Mercedes, San Miguel de Tucumán, and iTrials-Hospital Militar Central and iTrials, Buenos Aires, Argentina; Clinical Research Prime, Idaho Falls, Idaho; Boeson Research, Missoula, Montana; Meridian Clinical Research, Hastings, Nebraska; Asian Hospital and Medical Center, Manila, the Philippines; Department of Pediatrics, Spaarne Gasthuis, Haarlem and Hoofddorp, the Department of Pediatrics, Department of Immunology, University Medical Center Utrecht, Utrecht University, Utrecht, and the ReSViNET Foundation, Zeist, the Netherlands; Meilahti Vaccine Research Center MeVac, Inflammation Center, University of Helsinki and Helsinki University Hospital, Helsinki, Finland; National Taiwan University Hospital, Taipei, Taiwan; the Department of Obstetrics and Gynecology, Sendai City Hospital, Sendai, Japan; Institute of Biomedical Sciences, University of Chile School of Medicine, Santiago, Chile; University of Otago and New Zealand Clinical Research, Christchurch, New Zealand; CHU Sainte-Justine, Montreal, Quebec, Canada; Hospital Moinhos de Vento and Pontifícia Universidade Católica RGS, Porto Alegre, Brazil; the Department of Infectious Diseases, Aarhus University Hospital, Aarhus, Denmark; Arké SMO S.A. de C.V., Mexico City, Mexico; University of Western Australia School of Medicine, Vaccine Trials Group, Wesfarmers Centre of Vaccines and Infectious Diseases, Telethon Kids Institute, and Perth Children's Hospital, Nedlands, Western Australia, and Vaccine Clinical Research, Pfizer Inc, Sydney, Australia; and Worldwide Safety, Pfizer Srl, Milan, Italy.

Objective: To evaluate descriptive efficacy data, exploratory immunogenicity data, and safety follow-up through study completion from the global, phase 3 MATISSE (Maternal Immunization Study for Safety and Efficacy) maternal vaccination trial of bivalent respiratory syncytial virus (RSV) prefusion F protein vaccine (RSVpreF).

Methods: MATISSE was a phase 3, randomized, double-blinded, placebo-controlled trial. Healthy pregnant participants aged 49 years or younger at 24-36 weeks of gestation were randomized (1:1) to receive a single RSVpreF 120 micrograms or placebo dose.

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Preterm Birth Frequency and Associated Outcomes From the MATISSE (Maternal Immunization Study for Safety and Efficacy) Maternal Trial of the Bivalent Respiratory Syncytial Virus Prefusion F Protein Vaccine.

Obstet Gynecol

January 2025

South African Medical Research Council Vaccines and Infectious Diseases Analytics Research Unit and the Wits Infectious Diseases and Oncology Research Institute, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, and the Department of Paediatrics and Child Health, Red Cross War Memorial Children's Hospital, SA-MRC Unit on Child and Adolescent Health, University of Cape Town, Cape Town, South Africa; the Vaccines and Immunity Team, Medical Research Council Unit The Gambia at the London School of Hygiene and Tropical Medicine, Fajara, the Gambia; the Institute for International Health Charité, Universitätsmedizin, Berlin, Germany; Children's Hospital Colorado, Aurora, Colorado; Vaccine Research and Development, Pfizer Inc, Pearl River, New York; Vaccine Research and Development, Pfizer Inc, Hurley, United Kingdom; Instituto de Maternidad y Ginecología Nuestra Señora de Las Mercedes, San Miguel de Tucumán, Argentina; iTrials-Hospital Militar Central, Buenos Aires, Argentina; the Stanford University School of Medicine, Palo Alto, California; the Department of Obstetrics and Gynecology, University of Washington, Seattle, Washington; and Worldwide Safety, Pfizer Srl, Milan, Italy.

Objective: To describe preterm birth frequency and newborn and infant outcomes overall and among preterm children in the MATISSE (Maternal Immunization Study for Safety and Efficacy) trial of maternal vaccination with bivalent respiratory syncytial virus (RSV) prefusion F protein-based vaccine (RSVpreF) to protect infants against severe RSV-associated illness.

Methods: MATISSE was a global, phase 3, randomized, double-blind trial. Pregnant individuals received single injections of RSVpreF or placebo.

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High incidence of tuberculosis in young children living with HIV in the Western Cape, South Africa.

J Acquir Immune Defic Syndr

January 2025

Centre for Infectious Disease Epidemiology and Research, School of Public Health, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.

Background: Data on tuberculosis (TB) incidence and risk factors among children living with HIV (CLHIV) in the universal ART era are limited.

Methods: We analysed routinely-collected data on TB diagnoses for CLHIV age ≤5 years, born 2018-2022, in the Westen Cape, South Africa. We examined factors associated with TB diagnosis, with death and loss to follow-up as competing events.

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History of Multiple Allergies and Gradual Onset Running-Related Injuries in Distance Runners: SAFER XXXV.

Clin J Sport Med

January 2025

Sport, Exercise Medicine and Lifestyle Institute (SEMLI), Faculty of Healthy Sciences, University of Pretoria, Pretoria, South Africa.

Objective: To determine if any gradual onset running-related injury (GORRI) was associated with any allergies, multiple allergies (allergies to animals, plants, medication), and allergy medication use.

Design: Cross-sectional descriptive study.

Setting: Two Oceans Marathons (56 km, 21.

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High-sensitivity detection of DNA in tongue swab samples.

J Clin Microbiol

December 2024

Department of Environmental and Occupational Health Sciences, University of Washington, Seattle, Washington, USA.

Article Synopsis
  • Tongue swab (TS) sampling combined with quantitative PCR (qPCR) shows promise as an alternative to sputum testing for tuberculosis (TB) diagnosis, although previous studies indicated lower sensitivity.
  • Two strategies were evaluated to enhance sensitivity: one involved centrifugation to concentrate MTB DNA, achieving 83% sensitivity and 100% specificity, while the other utilized sequence-specific magnetic capture, resulting in 90% sensitivity and 97% specificity.
  • These findings suggest that with further development, these methods could lead to more accessible and effective TB testing options.
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Background: Generalized Joint Hypermobility (GJH) offers flexibility that could enhance motor activities. However, if it leads to injury and pain, it increases functional difficulties and activity limitations. The far-reaching consequences of activity limitations and restricted participation include poor physical fitness and diminished quality of life.

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Class 1, Level A: that's the recommendation for transitional care in young people with heart disease.

Eur J Cardiovasc Nurs

January 2025

KU Leuven Department of Public Health and Primary Care, KU Leuven-University of Leuven, Kapucijnenvoer 35 PB7001, 3000 Leuven, Belgium.

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Randomized clinical trial protocol of an app-based intervention to prevent postpartum depression.

Contemp Clin Trials

December 2024

Butler Hospital and the Department of Psychiatry & Human Behavior, Brown University, 345 Blackstone Boulevard, Suite 2, Providence, RI 02906, United States of America; Department of Psychiatry and Mental Health, University of Cape Town, South Africa. Electronic address:

Purpose: To develop and evaluate the effectiveness of an asynchronously delivered app, InBloom, for postpartum depression (PPD) prevention relative to an evidence-based synchronously delivered in-person intervention, ROSE (Reach Out, Stay Strong, Essentials for mothers of newborns) for depression and return on investment via a prospective randomized controlled trial and quasi-experimental cohort analyses.

Background: PPD affects 1 in 7 gestational parents in the US, causing emotional distress, consequences for infant development and child adjustment, disruptions in family relationships, and financial burden. ROSE is an evidence-based intervention administered as four in-person group sessions plus one postpartum booster session.

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Avian circoviruses and hepadnaviruses identified in tissue samples of various waterfowl.

Virology

December 2024

School of Life Sciences, Arizona State University, Tempe, AZ, 85287, USA; The Biodesign Center for Fundamental and Applied Microbiomics, Arizona State University, Tempe, AZ, 85287, USA; Center for Evolution and Medicine, Arizona State University, Tempe, AZ, 85287, USA; Structural Biology Research Unit, Department of Integrative, Biomedical Sciences, University of Cape Town, Observatory, Cape Town, 7925, South Africa. Electronic address:

North America is home to over 40 species of migratory waterfowl. Utilizing tissue and cloacal-swab sampling from hunter-harvested carcasses in 2021-2023, we identified circular DNA viruses associated with 116 waterfowl samples from nine species (American wigeons, Mexican ducks, northern shovelers, northern pintails, canvasbacks, mallards, American black ducks, gadwalls, and green-winged teals). We determined the genome sequences of viruses in the families Circoviridae (n = 18) and Hepadnaviridae (n = 2) from the 13 virus-infected birds.

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Objectives: A crucial factor in healthy ageing is age-friendly environments for older persons. The opportunities that come with getting older as well as the safety of older persons are influenced by their social surroundings and overall well-being, yet, there is a dearth of research focus on this subject. This study examined the association between dimensions of well-being and the social harmony of older persons in Ghana.

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