160,423 results match your criteria: "Singapore; Johns Hopkins University[Affiliation]"

Introduction: There are insufficient scalable, evidence-based treatments to meet increasing mental health needs of young people. Offering interim, brief interventions for young persons with psychological distress can improve access to care and mitigate adverse effects of long waiting times. This study tests the efficacy of solution-focused brief therapy (SFBT), a strength-based, goal-directed intervention, in adolescents and young adults at a community-based youth mental health service in Singapore.

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Purpose: In the setting of an established childhood pneumococcal vaccination programme with immediate initiation and treatment of antiretroviral therapy (ART) for people living with HIV (PLWH), the risk of adult pneumococcal community-acquired pneumonia (CAP) is not recently described. We aimed to investigate CAP incidence, recurrence, mortality, risk factors and microbiology before and during the COVID-19 pandemic.

Participants: Adults aged ≥18 years were enrolled in three South African provinces from March 2019 to October 2021, with a brief halt during the initial COVID-19 lockdown.

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Article Synopsis
  • The introduction describes the growing issue of postoperative complications and how a new risk stratification tool, CARES-ML, aims to reduce these risks by identifying high-risk patients early.
  • The study design involves a randomized controlled trial with over 9,200 patients undergoing elective surgeries, comparing outcomes between those guided by the CARES tool and those who are not.
  • The ethics section ensures patient consent and language support, with the study approved by the relevant review board and funding from Singapore’s National Medical Research Council, leading to findings that will be shared in peer-reviewed journals.
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Background: The lactate albumin ratio (LAR), a simple prognostic marker used in intensive care units (ICUs), combines lactate and serum albumin levels to predict patient outcomes. Despite its potential, the predictive accuracy of the LAR remains insufficiently explored. This study aimed to assess the usefulness of the LAR in predicting mortality among patients in the ICU.

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Gastrin-Releasing Peptide Receptor Targeting PET/CT With 68Ga-NOTA-RM26 in the Assessment of Glioma and Combined Multiregional Biopsies.

Clin Nucl Med

January 2025

From the Department of Nuclear Medicine, State Key Laboratory of Complex Severe and Rare Diseases, Beijing Key Laboratory of Molecular Targeted Diagnosis and Therapy in Nuclear Medicine, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China.

Purpose: The aim of this study was to investigate the value of 68Ga-NOTA-RM26 (68Ga-RM26), a gastrin-releasing peptide receptor-targeting antagonist labeled with the radionuclide 68Ga, in the diagnosis of high-grade gliomas and in combination with multiregional biopsies using PET/CT.

Patients And Methods: After institutional review board approval and informed consent, a total of 35 patients with suspected glioma lesions were enrolled in this study. All patients underwent 68Ga-RM26 PET/CT scans within 2 weeks before surgery.

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Developmental venous anomaly (DVA) is a common benign brain vascular malformation, typically asymptomatic, with intervention required when complications arise. We present the case of a 63-year-old man with mild cognitive decline whose brain FDG PET showed decreased uptake not only at the site of DVA, but in the extended surrounding parenchyma where MRI showed no parenchymal abnormalities. DVAs arise from developmental irregularities in the embryonic venous system, but likely affecting a greater extent of the surrounding parenchymal functions.

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The tumor microenvironment (TME) is integral to cancer progression, impacting metastasis and treatment response. It consists of diverse cell types, extracellular matrix components, and signaling molecules that interact to promote tumor growth and therapeutic resistance. Elucidating the intricate interactions between cancer cells and the TME is crucial in understanding cancer progression and therapeutic challenges.

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Background: Diabetic myocardial disorder (DbMD, evidenced by abnormal echocardiography or cardiac biomarkers) is a form of stage B heart failure (SBHF) at high risk for progression to overt HF. SBHF is defined by abnormal LV morphology and function and/or abnormal cardiac biomarker concentrations.

Objective: To compare the evolution of four DbMD groups based on biomarkers alone, systolic and diastolic dysfunction alone, or their combination.

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The emerging combination of chemotherapy and radionuclide therapy has been actively investigated to overcome the limitations of monotherapy and augment therapeutic efficacy. However, it remains a challenge to design a single delivery vehicle that can incorporate chemotherapeutics and radionuclides into a compact structure. Here, a chelator DOTA- or NOTA-modified Evans blue conjugated camptothecin molecule (EB-CPT) nanoprodrug was synthesized, which could self-assemble into nanoparticles due to its inherent amphiphilicity.

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Purpose: It was noticed that anterior choroidal artery (AChoA) aneurysms appear to rupture at relatively smaller sizes compared with aneurysms in other intracranial locations, based on anecdotal clinical experience. We therefore aimed to compare ruptured AChoA aneurysms with other ruptured aneurysms in other intracranial locations, pertaining to aneurysm dimensions. This may help in finding out if the rupture risk stratification, based on the amalgamation of aneurysms of multiple locations in one group, precisely estimates aneurysm rupture risk.

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All-angle unidirectional flat-band acoustic metasurfaces.

Nat Commun

January 2025

Department of Electrical and Computer Engineering, National University of Singapore, Singapore, Singapore.

Flat bands have empowered novel phenomena such as robust canalization with strong localization, high-collimation and low-loss propagation. However, the spatial symmetry protection in photonic or acoustic lattices naturally forces flat bands to manifest in pairs aligned at an inherently specific angle, resulting in a fixed bidirectional canalization. Here, we report an acoustic flat-band metasurface, allowing not only unidirectional canalization at all in-plane angles but also robust tunability in band alignment.

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Background: Singapore's large aging population poses significant challenges for the health care system in managing cognitive decline, underscoring the importance of identifying and implementing effective interventions. Cognitive training delivered remotely as a digital therapeutic (DTx) may serve as a scalable and accessible approach to overcoming these challenges. While previous studies indicate the potential of cognitive training as a promising solution for managing cognitive decline, understanding the attitudes and experiences of older adults toward using such DTx platforms remains relatively unexplored.

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Clinical practices on acute acquired comitant esotropia: A consensus statement proposed by the Council of Asia-Pacific Strabismus and Pediatric Ophthalmology Society.

Asia Pac J Ophthalmol (Phila)

January 2025

Department of Ophthalmology, Eye Institute, Eye, Ear, Nose and Throat Hospital, Shanghai Medical College, Fudan University, Shanghai, China; Key Laboratory of Myopia, Chinese Academy of Medical Sciences, Shanghai, China; Key laboratory of Myopia and Related Eye Diseases, Chinese Academy of Medical Sciences, Shanghai, China; Key laboratory of Myopia and Related Eye Diseases, NHC, Shanghai, China. Electronic address:

Acute acquired comitant esotropia (AACE) is a concomitant strabismus characterized by sudden onset, mostly associated with diplopia. The prevalence of AACE has significantly increased, and various management approaches have been recommended in recent years. This study by the Council of Asia-Pacific Strabismus and Pediatric Ophthalmology Society aimed to provide an overview of the clinical features, etiology and the nonsurgical and surgical treatment recommendations for the condition to equip strabismus specialists with the most updated knowledge.

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Mitochondrial Electron Flow Dynamics Imaging for Assessing Mitochondrial Quality and Drug Screening.

Adv Sci (Weinh)

January 2025

State Key Laboratory of Advanced Drug Delivery and Release Systems, School of Pharmaceutical Sciences, Medical Science and Technology Innovation Center, Shandong First Medical University & Shandong Academy of Medical Sciences, Jinan, Shandong, 250117, P. R. China.

Mitochondrial quality control is paramount for cellular development, with mitochondrial electron flow (Mito-EF) playing a central role in maintaining mitochondrial homeostasis. However, unlike visible protein entities, which can be monitored through chemical biotechnology, regulating mitochondrial quality control by invisible entities such as Mito-EF has remained elusive. Here, a Mito-EF tracker (Mito-EFT) with a four-pronged probe design is presented to elucidate the dynamic mechanisms of Mito-EF's involvement in mitochondrial quality control.

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Introduction: The population is heterogeneous with varying levels of healthcare needs. Clustering individuals into health segments with more homogeneous healthcare needs allows for better understanding and monitoring of health profiles in the population, which can support data-driven resource allocation.

Methods: Using the developed criteria, data from several of Singapore's national administrative datasets were used to classify individuals into the various health segments.

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Multimodal study of Alzheimer's disease (AD) dorsolateral prefrontal cortex (DLPFC) showed AD-related aberrant intron retention (IR) and proteomic changes not observed at the RNA level. However, the role of sex and how IR may impact the proteome are unclear. Analysis of DLPFC transcriptome showed a clear sex-biased pattern where female AD had 1645 elevated IR events compared to 80 in male AD DLPFC.

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Enhancing CO Oversaturation in the Confined Water Enables Superior Gas Selectivity of 2D Membranes.

J Phys Chem Lett

January 2025

Haihe Laboratory of Sustainable Chemical Transformations, Tianjin 300192, China.

Due to the global demands on carbon neutralization, CO separation membranes, particularly those based on two-dimensional (2D) materials, have attracted increasing attention. However, recent works have focused on the chemical decoration of membranes to realize the selective transport, leading to the compromised stability in the presence of moisture. Herein, we develop a series of 2D capillaries based on layered double hydroxide (LDH), graphene oxide, and vermiculite to enhance the oversaturation of CO in the confined water for promoting the membrane permselectivity.

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When used clinically, psychedelics may appear unusual or even unique when compared to more familiar or long-standing medical interventions, prompting some to suggest that the ethical issues raised may likewise be exceptional. If that is correct, then perhaps psychedelics should be treated differently from other medical substances: for example, by being subjected to different ethical or evidentiary standards. Alternatively, it may be that psychedelics have more in common with various existing medical interventions than first meets the eye.

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Ultimate water capillary evaporation in bamboo-inspired evaporator.

Mater Horiz

January 2025

Natural Sciences and Science Education, National Institute of Education, Nanyang Technological University, Singapore 637616, Singapore.

Bionic evaporators inspired by natural plants like bamboo and mushrooms have emerged as efficient generators through water capillary evaporation. However, primitive natural evaporators cannot currently meet growing demand, and their performance limitations remain largely unexplored, presenting a substantial challenge. Through extensive experimentation and detailed simulation analysis, this study presents a precisely engineered H-type bamboo steam generator.

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For the past 50 years, significant progress has been made in understanding Seasonal Hyperacute Panuveitis (SHAPU), a mysterious blinding disease first reported in Nepal in 1975. Predominantly affecting Nepalese children, SHAPU occurs cyclically every odd year from September to December. While initially misclassified as endophthalmitis, SHAPU is set apart by its lack of trauma or surgery, failure to grow organisms in most intraocular fluid cultures, and its hallmark presentation of a "white pupil in red eye" with an association with moth exposure.

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Tumor-promoting inflammation significantly impacts cancer progression, and targeting inflammatory cytokines has emerged as a promising therapeutic approach in clinical trials. Interleukin (IL)-1α, a member of the IL-1 cytokine family, plays a crucial role in both inflammation and carcinogenesis. How IL-1α is secreted in the tumor microenvironment has been poorly understood, and we previously showed that calpain 1 cleaves pro-IL-1α for mature IL-1α secretion, which exacerbates hepatocellular carcinoma by recruiting myeloid-derived suppressor cells.

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