Publications by authors named "Man R"

In this research, ultrasound-assisted aqueous two-phase extraction (UA-ATPE) was utilized to isolate polysaccharides from Siraitia grosvenorii (SGPs). Based on the results of model optimization experiments, the extraction parameters were determined. The total extraction rate of SGPs was 25.

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Background: To study the feasibility of hepatobiliary scintigraphy (HBS) to improve selection and planning of patients with hepatocellular carcinoma (HCC) treated with holmium-166 (Ho)-microspheres radioembolization.

Results: Thirty-one patients with HCC were included and treated with Ho- radioembolization as part of a prospective phase 2 study. Twenty-seven patients were eligible for analysis, 67% had a cirrhotic liver morphology on imaging, 70% had multifocal disease and 51% had bilobar disease.

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Age prediction based on single cell RNA-Sequencing data (scRNA-Seq) can provide information for patients' susceptibility to various diseases and conditions. In addition, such analysis can be used to identify aging related genes and pathways. To enable age prediction based on scRNA-Seq data, we developed PolyEN, a new regression model which learns continuous representation for expression over time.

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Background: Severe flares (ALT ≥ 10×ULN) are a well-recognised adverse outcome after nucleos(t)ide analogue (NA) cessation and may lead to liver failure. Thus, identification of patients at risk for these flares is of major importance.

Methods: Data were used from two prospective studies on NA cessation conducted in the Netherlands and Canada.

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Background: To identify the utilisation, type, and psychometric properties of patient-centered outcome measures (PCOMs) associated with the performance-based assessment of visual function (VF) in age-related macular degeneration (AMD) in clinical care and research.

Methods: A systematic literature search identified studies, available in English, that used PCOMs to assess VF in patients with any AMD severity, published from January 2015 to November 2023. Two researchers screened studies for quality using the Mixed Methods Appraisal Tool (MMAT) 2018 and assessed the psychometric properties of the PCOMs with the guidance of Consensus-based Standards for the selection of health Measurement Instruments (COSMIN).

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Purpose: To evaluate dosimetry, dose-response and dose-toxicity relationships for holmium-166 (Ho) radioembolisation in patients with hepatocellular carcinoma (HCC).

Methods: Thirty-one patients with hepatocellular carcinoma were included in the HEPAR Primary study (NCT03379844, registered on December 20th, 2017) and underwent Ho-microspheres radioembolisation. Linear mixed models assessed the association between tumour absorbed doses and response based on mRECIST both on tumour and patient level.

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Background And Objectives: There is a paucity of data on the prevalence, risk factors, and impact of olfactory impairment (OI) on key health indicators and economic outcomes in Asian populations. We aimed to address these gaps in a population of community-dwelling older adults.

Research Design And Methods: We included 2 101 participants (mean age ± standard deviation []: 72.

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Background & Aims: Chronic hepatitis D (CHD) is the most severe form of chronic viral hepatitis, with a high risk of developing hepatocellular carcinoma (HCC) and liver-related mortality. Risk stratification is needed to guide HCC surveillance strategies and to prioritize treatment with antiviral agents.

Methods: We conducted a multicenter retrospective cohort of anti-hepatitis D virus (HDV)-positive individuals managed at sites in the Netherlands and the United Kingdom.

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We aim to illustrate the role of complete and transparent reporting coupled with access to data sourced from published systematic reviews, especially assisting in the identification of evidence for subgroups within the context of a rare disease. To accomplish this principle, we provide a real-world example encountered during the revision of the Dutch clinical practice guideline for hepatocellular carcinoma. Specifically, we retrieved insights from two Cochrane reviews to identify direct evidence concerning the diagnostic test accuracy of computed tomography and magnetic resonance imaging for detecting hepatocellular carcinomas in suspected patients without liver cirrhosis.

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Article Synopsis
  • A specific type of regulatory B cells in newborns (nBreg) uses IL-10 to limit the production of IgM antibodies, which helps control the immune response after initial activation.
  • *By analyzing these nBreg cells in fetal and neonatal intestines, researchers identified their antibody repertoire and demonstrated that they produce antibodies that react to various bacteria in the early microbiota.
  • *This study suggests that nBreg populations are crucial for shaping the microbiome during early life by influencing bacterial diversity and metabolism.*
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To investigate the dynamics of stomata, transpiration, and photosynthesis under varying light intensities and CO conditions during leaf development, the light response and CO response of stomatal conductance ( ), transpiration rate ( ), and net photosynthetic rate ( ) were observed for rice leaves at different days after leaf emergence (DAE). The results showed that (1) as photosynthetically active radiation (PAR) increased, leaf , , and initially increased rapidly and linearly, followed by a more gradual rise to maximum values, and then either stabilized or showed a declining trend. The maximum , , and were smaller and occurred earlier for old leaves than for young leaves.

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Introduction: The management of women with premature cervical dilatation and exposed unruptured fetal membranes remains uncertain and controversial. Treatment options may include expectant management or emergency cervical cerclage (ECC). Little is known regarding the effectiveness of individual interventions, or additional therapies.

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Aim: To investigate the utilization of MRI using a MRI liver protocol with extracellular contrast-enhanced series for hepatocellular carcinoma (HCC) surveillance in high-risk patients.

Methods: Consecutive high-risk patients of a western European cohort who underwent repeated liver MRI for HCC screening were included. Lesions were registered according to the Liver Reporting & Data System (LIRADS) 2018.

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Recently, a new category of heart failure with improved ejection fraction (HFimpEF) has emerged in the classification system. This is defined as the subgroup of patients with heart failure with reduced ejection fraction (HFrEF) whose left ventricular ejection fraction has recovered partially or completely, with no specific cut-off values established yet in the guidelines. In our review, we aim to provide an overview of prevalence, predictors, mechanism of remodeling, and management strategies regarding HFimpEF.

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Article Synopsis
  • The study investigates the imaging characteristics in gadoxetic acid-enhanced MRI that differentiate focal nodular hyperplasia (FNH) from hepatocellular adenoma and carcinoma (HCA/HCC), particularly focusing on hyper- or isointensity observed in the hepatobiliary phase.
  • Researchers analyzed data from 124 patients with pathology-proven FNH or HCA/HCC, finding unique imaging traits such as specific patterns and fat content that help distinguish between these liver conditions.
  • The results suggest that if certain imaging characteristics indicative of HCA/HCC are present, further evaluation should be conducted to rule out B-catenin-activated HCA, especially when lesions show high levels of hyper- or isointensity.
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Purpose: To establish the reliability and validity of five performance-based activities of daily living task tests (ADLTT), to correlate structure to function, to evaluate the impact of visual impairment (VI) on age-related macular degeneration (AMD), and to develop new outcome measures.

Methods: A multidisciplinary team developed five ADLTTs: (1) reading test (RT); (2) facial expression (FE) recognition; (3) item search (IS) task; (4) money counting (MC) task; and (5) making a drink (MD), tested with binocular and monocular vision. ADLTTs were tested for known-group (i.

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  • Twin-twin transfusion syndrome (TTTS) affects 10%-15% of monochorionic twin pregnancies and this review analyzes the placental characteristics of these twins after laser treatment, focusing on their impact on fetal outcomes.
  • A systematic review of 26 studies involving 4013 twins found that 24% of placentas had residual connections (anastomoses) after laser treatment, which were linked to higher risks of fetal and neonatal death, recurrent TTTS, and twin anemia polycythemia sequence.
  • The study emphasizes the significance of analyzing placental features post-laser as they can influence the health outcomes of TTTS twins, with detailed methodologies employed to assess study bias and analyze data effectively.
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Introduction: Childbirth-related perineal trauma (CRPT) is the most common complication of childbirth affecting 80% of women overall after vaginal birth. There remains a lack of comprehensive evidence relating to the prevalence of subsequent health problems. Current evidence is related to short-term outcomes, for example, pain, but there is less known about longer-term outcomes such as infection, wound dehiscence, pelvic floor function and psychological outcomes.

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  • The study explores the impact of time spent on war-related news on psychological distress, such as depression and PTSD, among people in Poland and Ukraine, with a focus on how rumination influences these effects.
  • It involved 1438 internet users and utilized structural equation modeling and regression analysis to assess the relationships between news consumption, rumination, and mental health outcomes.
  • Key findings indicate that rumination mediates the relationship between news consumption and psychological distress, with different sources of news (TV and internet) influencing rumination and PTSD symptoms differently in Poland.
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Cuproptosis, as a newly identified form of programmed cell death, shows great promise in cancer treatment. Efficient Cu delivery while avoiding systemic toxicity and elimination of the resistance from over-expressed intracellular copper chelator glutathione (GSH) are critical for cuproptosis. Herein, this work innovatively constructs a biocompatible and defect-rich copper hydroxide nanowire (HCu nanowire) through a human serum albumin (HSA) mediated biomineralization method.

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  • New research shows some people with chronic hepatitis B might be able to stop taking their medicine safely.
  • A 68-year-old man stopped his medicine and ended up with serious liver problems and had to get a liver transplant.
  • Even though some people can stop their medicine, it's important to follow guidelines carefully, because stopping it can lead to dangerous situations.
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Background: To determine the prevalence, risk factors; and impact on patient health and economic outcomes across the laterality spectrum of multiple sensory impairment (MSI) in a multi-ethnic older Asian population.

Methods: In this population-based study of Singaporeans aged ≥ 60 years, MSI was defined as concomitant vision (visual acuity > 0.3 logMAR), hearing (pure-tone air conduction average > 25 dB), and olfactory (score < 12 on the Sniffin' Sticks test) impairments across the spectrum of laterality (any, unilateral, combination [of unilateral and bilateral], and bilateral).

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Background: We aim to determine the multiethnic patterns of the prevalence and associated factors of poor muscle health and its associated components in older Chinese, Malays, and Indian Asian adults.

Methods: We included 2199 participants (mean age ± SD: 72.9 ± 8.

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Background And Aims: Historical paired liver biopsy studies are likely to underestimate current progression of disease in patients with chronic hepatitis C virus (HCV) infection. We aimed to assess liver disease progression according to the non-invasive Fibrosis-4 (FIB-4) index in patients with chronic HCV and early disease.

Methods And Results: Patients diagnosed with chronic HCV and FIB-4 <3.

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