2,154 results match your criteria: "The National University[Affiliation]"

The addition of carbon-rich materials, such as raw feedstocks (RAW) and biochars, to agricultural soils is on the rise. This activity has many advantages, such as improving fertility, increasing water retention, and sequestering carbon. However, they can also increase the sorption of residual herbicides in the soil, reducing the effectiveness of weed control.

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  • * A case study involving a 53-year-old woman highlighted a successful surgical strategy that combined laminectomy with video-assisted thoracoscopic surgery (VATS) to resect the tumour, initially discovered as a mediastinal mass on a chest X-ray.
  • * Post-surgery complications included cerebrospinal fluid leakage, necessitating a second operation, but ultimately the patient recovered well, showcasing the need for a tailored, multidisciplinary approach in treating such tumours.
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  • The article with DOI: 10.1007/s40617-023-00886-x has been updated to address previously identified errors or inaccuracies.
  • The corrections aim to improve the clarity and accuracy of the information presented in the original article.
  • Readers are encouraged to refer to the updated version for the most reliable and precise content.
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  • Upper canines are the second most commonly impacted teeth, after third molars, and early diagnosis is crucial to avoid complications.
  • A case study of an 11-year-old showed that with proper monitoring and the use of a removable orthodontic appliance, an impacted left maxillary canine could erupt naturally after 10 months.
  • Early intervention is significant in pediatric dentistry, as it allows for effective treatment without resorting to surgical or fixed orthodontic methods.
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Papillary thyroid carcinoma (PTC) is one of the most common, well-differentiated carcinomas of the thyroid gland. PTC nodules are often surrounded by a collagen capsule that prevents the spread of cancer cells. However, as the malignant tumor progresses, the integrity of this protective barrier is compromised, and cancer cells invade the surroundings.

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Articular cartilage is crucial in human physiology, and its degeneration poses a significant public health challenge. While recent advancements in 3D bioprinting and tissue engineering show promise for cartilage regeneration, there remains a gap between research findings and clinical application. This review critically examines the mechanical and biological properties of hyaline cartilage, along with current 3D manufacturing methods and analysis techniques.

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Background: Feeding intolerance is common in critically ill patients and can lead to malnutrition. Prokinetic agents may be used to enhance the uptake of nutrition. However, the evidence on the effectiveness and safety of prokinetic agents is sparse, and there is a lack of data on their use in intensive care units (ICU).

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Automated scoring methods for quantitative interpretation of Tumour infiltrating lymphocytes (TILs) in breast cancer: a systematic review.

BMC Cancer

September 2024

Department of Pathology, Faculty of Medicine, The National University of Malaysia, Jalan Yaacob Latif, Bandar Tun Razak, 56000 Cheras, Kuala Lumpur, Wilayah Persekutuan, 56000, Malaysia.

Tumour microenvironment (TME) of breast cancer mainly comprises malignant, stromal, immune, and tumour infiltrating lymphocyte (TILs). Assessment of TILs is crucial for determining the disease's prognosis. Manual TIL assessments are hampered by multiple limitations, including low precision, poor inter-observer reproducibility, and time consumption.

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The identification of tumor capsular invasion as a sign of malignancy is currently employed in traditional histopathology routines for thyroid nodules. However, its limitations are associated with the assessment criteria for invasion, which often lead to disagreements among observers. The aim of this paper is to introduce a widefield imaging technique combined with quantitative collagen analysis to identify areas of capsular invasion in thyroid neoplasms.

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GDF15 antagonism limits severe heart failure and prevents cardiac cachexia.

Cardiovasc Res

December 2024

Department of Medicine, Victor Phillip Dahdaleh Heart and Lung Research Institute, University of Cambridge, Cambridge CB2 0QQ, UK.

Aims: Heart failure and associated cachexia is an unresolved and important problem. This study aimed to determine the factors that contribute to cardiac cachexia in a new model of heart failure in mice that lack the integrated stress response (ISR) induced eIF2α phosphatase, PPP1R15A.

Methods And Results: Mice were irradiated and reconstituted with bone marrow cells.

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Introduction: Use of albumin is suggested for some patients with shock, but preferences for its use may vary among intensive care unit (ICU) physicians.

Methods: We conducted an international online survey of ICU physicians with 20 questions about their use of albumin and their opinion towards a randomised trial among adults with shock comparing the use versus no use of albumin.

Results: A total of 1248 respondents participated, with a mean response rate of 37%, ranging from 18% to 75% across 21 countries.

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The relationship between workplace bullying and family functioning: A systematic review.

PLoS One

September 2024

Centre for Research in Psychology & Human Well-Being, Faculty of Social Sciences and Humanities, The National University of Malaysia, Bangi, Malaysia.

While the occupational and health-related consequences of workplace bullying have received extensive research attention, the effects of workplace bullying on the family domain have been largely ignored. Based on the PRISMA framework, the Scopus, Web of Science, PsycINFO, and PubMed databases were searched up to May 12, 2024, for articles on associations between workplace bullying and family functioning. A total of 1347 articles were identified, of which 37 were found after review to meet the criteria for inclusion.

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  • Immunoglobulin G (IgG) is the primary type of antibody in human blood and exists in four subclasses (IgG1 to IgG4), which are influenced by specific genes.
  • A genome-wide association study involving 4,334 adults and 4,571 children identified ten new variants and confirmed four known variants linked to IgG subclass levels, affecting conditions like asthma and autoimmune diseases.
  • Significant links were found between certain genetic allotypes and specific IgG subclasses, with notable findings showing that lower IgG4 levels can both protect against childhood asthma and increase the risk of inflammatory bowel disease.
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  • The study aimed to analyze and compare the endometrial echogenicity and heterogeneity in healthy and diseased bitches using ultrasound and digital tools, focusing on conditions like pyometra, cystic endometrial hyperplasia (CEH), and endometritis.
  • It involved 41 intact post-pubertal bitches, categorized by their uterine conditions, and utilized ImageJ software to measure echogenicity and heterogeneity through mean gray value (MGV) and standard deviation of gray (SDG).
  • Results indicated that pyometra had significantly higher MGV and SDG than other conditions, while no significant differences were observed among CEH, endometritis, and
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Deprescribing antidepressants for depression - what is the evidence for and against?

Australas Psychiatry

September 2024

Academic Department of Psychiatry, Kolling Institute, Northern Clinical School, Faculty of Medicine and Health, The University of Sydney, Sydney, NSW, Australia; CADE Clinic and Mood-T, Royal North Shore Hospital, St. Leonards, NSW, Australia; Department of Psychiatry, University of Oxford, Oxford, UK and Oxford Uehiro Centre for Practical Ethics, Faculty of Philosophy, University of Oxford, Oxford, UK.

Objective: Recent guidelines suggest that the overall quantity and duration of antidepressant prescriptions should be reduced. In this paper, we comment on the evidence both for and against this view.

Methods: We critically review the arguments proposed by proponents of antidepressant deprescribing in the context of the evidence-base for the treatment of depression.

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  • The OMERACT Composite Working Group held a workshop in 2023 to discuss how to effectively weight components in composite outcomes, highlighting its complexities.
  • The workshop included presentations on composite outcomes, a patient narrative, and engaging activities for participants to rank and assign weights to different domains.
  • Findings revealed challenges in achieving consensus on domain importance, emphasizing the need for systematic methods and the inclusion of patient perspectives in future composite outcome research.
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  • - Mycetoma is a neglected tropical disease that significantly impacts people, especially in impoverished areas with poor healthcare.
  • - The Mycetoma Research Center (MRC) in Khartoum, Sudan, is the only WHO collaborating center focused on this disease, offering comprehensive patient care.
  • - MRC's initiatives support the United Nations' Sustainable Development Goals aimed at controlling mycetoma both in Sudan and around the world.
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Introduction: The apnea-hypopnea index (AHI) is the current diagnostic parameter for diagnosing and estimating the severity of obstructive sleep apnea (OSA). It is, however, poorly associated with the main clinical symptom of OSA, excessive daytime sleepiness, and with the often-seen cognitive decline among OSA patients. To better evaluate OSA severity, novel hypoxic load parameters have been introduced that consider the duration and depth of oxygen saturation drops associated with apneas or hypopneas.

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  • The study aims to investigate the genetic factors associated with accessory atrioventricular pathways (APs) and related heart rhythm disorders using a genome-wide association study (GWAS).
  • It involved analyzing genetic data from over 1,200,000 control individuals and 2,310 individuals with APs from multiple countries and various health databases.
  • Key findings revealed three significant genetic variants linked to APs, particularly in specific genes (CCDC141 and SCN10A), with implications for understanding conditions like paroxysmal supraventricular tachycardia (PSVT).
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The aim of this study was to construct the sixth in a series of guidelines on the treatment of urolithiasis by the International Alliance of Urolithiasis (IAU) that by providing a clinical framework for the management of pediatric patients with urolithiasis based on the best available published literature. All recommendations were summarized following a systematic review and assessment of literature in the PubMed database from January 1952 to December 2023. Each generated recommendation was graded using a modified GRADE methodology.

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  • Peripartum cardiomyopathy (PPCM) is a serious heart condition affecting mothers, and this study investigates the use of bromocriptine, a potential treatment alongside standard care, to see if it improves maternal outcomes.
  • The study analyzed data from the EORP PPCM registry, comparing outcomes of 85 patients treated with bromocriptine to 409 patients receiving standard treatment, revealing that bromocriptine was linked to better maternal health outcomes.
  • Results showed a significant reduction in adverse outcomes for the bromocriptine group (22% had complications) compared to the standard care group (33%), suggesting that bromocriptine may be an effective option for treating PPCM.
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Microstructure, mechanical, in vitro and in vivo behavior of extruded Mg alloys with varying Zn/Gd ratios, Mg-2Gd-2Zn-0.5Zr (Zn/Gd = 1), Mg-2Gd-6Zn-0.5Zr (Zn/Gd = 3), and Mg-10Gd-1Zn-0.

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The photocatalytic activity of photocatalysts can be enhanced by cation doping, and the dopant concentration plays a key role in achieving high efficiency. This study explores the impact of copper (Cu) doping at concentrations ranging from 0% to 10% on the microstructural, optical, electronic, and photocatalytic properties of zinc oxide (ZnO) nanostructures. The x-ray diffraction analysis shows a non-linear alteration in the lattice parameters with increasing the Cu content and the formation of CuO as a secondary phase at the Cu concentration of >3%.

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  • The Rapid Practice Guideline (RPG) was created to evaluate the effectiveness of ketamine for sedation in ICU patients on mechanical ventilation compared to other sedatives or usual care, while also highlighting areas for further research.
  • A panel of 23 experts, including a patient representative, conducted a systematic review and meta-analysis to gather data, using a structured approach to assess the reliability and implications of the evidence collected.
  • The findings indicated considerable uncertainty regarding the effects of ketamine, with low certainty about its benefits on reducing opioid use or mechanical ventilation duration; adjunct ketamine therapy did not significantly affect mortality within 28 days.
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