Publications by authors named "Voon K"

Background: There are no clinical or laboratory markers that can diagnose acute mesenteric ischemia (AMI) accurately. This study aimed to find differences in clinical and laboratory markers between arterial occlusive AMI and other acute abdominal diseases where AMI was initially suspected.

Methods: This was a post hoc study of an international prospective multicenter study where data on patients with suspected AMI were collected.

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Global obesity rates have risen dramatically, now exceeding deaths from starvation. Metabolic and bariatric surgery (MBS), initially for severe obesity (BMI ≥35 kg/m), is performed globally over 500 000 times annually, offering significant metabolic benefits beyond weight loss. However, varying eligibility criteria globally impact patient care and healthcare resources.

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Neurodegenerative diseases are regarded as gradual, incurable conditions with an insidious onset. Alzheimer's disease (AD) and Parkinson's disease (PD) are two of the most prevalent neurodegenerative diseases reported globally. Developing effective treatment strategies for neurodegenerative diseases has remained a primary objective and a huge challenge for researchers.

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Article Synopsis
  • The study highlights the increasing importance of metabolic and bariatric surgery (MBS) in addressing global obesity, emphasizing the need for rigorous academic and fellowship training for surgeons.
  • A Modified Delphi method involving 89 surgeons from 42 countries was used to establish expert consensus on the necessary criteria for surgeons to obtain privileges for performing MBS, reaching agreement on 29 out of 30 statements.
  • Key consensus points include the requirement for surgeons to hold a general surgery degree, complete a dedicated fellowship, and adhere to defined learning curves for various MBS procedures, alongside maintaining patient data and collaborating in a multidisciplinary team.
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  • Cancer is a global health challenge, and traditional treatments can have negative side effects, making immunotherapy an important alternative.
  • The objective of immunotherapy is to enhance the immune response using engineered antibodies created through recombinant DNA technology.
  • The article discusses various expression systems for antibody production, including their pros and cons, and highlights both traditional and modern methods for antibody engineering, providing a resource for further exploration in the field.
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Streptococcus suis is a bacterium of clinical importance in diverse animal hosts including companion animals and humans. Companion animals are closely associated in the living environment of humans and are potential reservoirs for zoonotic pathogens. Given the zoonotic potential of S.

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The human immunodeficiency virus (HIV) is a type of lentivirus that targets the human immune system and leads to acquired immunodeficiency syndrome (AIDS) at a later stage. Up to 2021, there are millions still living with HIV and many have lost their lives. To date, many anti-HIV compounds have been discovered in living organisms, especially plants and marine sponges.

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Background And Aim: is a zoonotic pathogen that is highly associated with contact between live pigs and raw pig material. In view of the recent reports of human infections in Malaysia, epidemiological data on the status of in the human population, especially among people working closely with pigs and/or raw pork, should be provided. The aim of this study was to detect among individuals working in the swine industry in several major pig production areas in Peninsular Malaysia.

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Pteropine orthoreovirus (PRV) causes respiratory tract infections in humans. Despite its emergence as a zoonotic and respiratory virus, little is known about its cell tropism, which hampers progress in fully understanding its pathogenesis in humans. Hek293 cells are most susceptible to PRV infection, while HeLa cells are the least.

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Bats are flying mammals with unique immune systems that allow them to hold many pathogens. Hence, they are recognised as the reservoir of many zoonotic pathogens. In this study, we performed molecular detection to detect coronaviruses, paramyxoviruses, pteropine orthoreoviruses and dengue viruses from samples collected from insectivorous bats in Krau Reserve Forest.

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Background: The aim of this multicentre prospective observational study was to identify the incidence, patient characteristics, diagnostic pathway, management and outcome of acute mesenteric ischaemia (AMI).

Methods: All adult patients with clinical suspicion of AMI admitted or transferred to 32 participating hospitals from 06.06.

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Disorders of esophagogastric junction (EGJ) outflow, including achalasia and EGJ outflow obstruction, are motility disorders characterized by inadequate relaxation of lower esophageal sphincter with or without impaired esophageal peristalsis. Current guidelines are technical and less practical in the Asia-Pacific region, and there are still massive challenges in timely diagnosis and managing these disorders effectively. Therefore, a Malaysian joint societies' task force has developed a consensus on disorders of EGJ outflow based on the latest evidence, while taking into consideration the practical relevance of local and regional context and resources.

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Summary: With rising rates of adoption and surrogacy, induced lactation is likely to become increasingly relevant, allowing women who did not undergo pregnancy to breastfeed. We describe the case of a woman with complete androgen insensitivity syndrome (CAIS) on conventional oestrogen therapy who was expecting a child via surrogacy and who wished to breastfeed. The woman was commenced on supplementary oestrogen therapy, domperidone and breast stimulation by mechanical breast pump 8 weeks prior to the delivery of her child.

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Non-islet cell tumor hypoglycemia (NICTH) is a rarely encountered cause of hypoglycemia. It is most often caused by tumor secretion of precursor insulin-like growth factor-2 (IGF-2) which, in high concentrations, binds to insulin receptors exerting insulin-like metabolic effects. It is often associated with mesenchymal and hepatic tumors.

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Objective: To explore the decision-making patterns among expert and novice orthodontists and oral maxillofacial surgeons in the management of adults with Class III malocclusions and moderate skeletal discrepancies.

Design: Self-administered questionnaire survey.

Setting: Faculty of Dentistry, National University of Singapore and the University Dental Cluster, National University Hospital, Singapore.

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Orthoreovirus is a nonenveloped double-stranded RNA virus under the family. This group of viruses, especially (MRV), are reported with great therapeutic values due to their oncolytic effects. In this review, the life cycle and oncolytic effect of MRV and a few emerging reoviruses were summarized.

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Pteropine orthoreovirus (PRV), an emerging bat-borne virus, has been linked to cases of acute respiratory infections (ARI) in humans. The prevalence, epidemiology and genomic diversity of PRV among ARI of unknown origin were studied. Among 632 urban outpatients tested negative for all known respiratory viruses, 2.

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Over the years, labdane diterpenes, norlabdane diterpenes, and bis-labdanic diterpenes with cytotoxic activities have been identified across various families in the plant kingdom including the Zingiberaceae. The present review discusses the distribution of these labdane-type diterpenes within the Zingiberaceae; their extraction, isolation, and characterization from the respective Zingiberaceae species; the structural similarities and differences within each group and between the different groups of the labdane-type diterpenes; and their cytotoxic activities against breast, cervical, liver, colorectal, pancreatic, lung and prostate cancer cell lines. The review will also provide insight into how the cytotoxic activities of the labdane-type diterpenes are influenced by their structural features.

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Background: Trans-phalangeal and trans-metatarsal amputation, collectively termed 'minor amputations' are important procedures for managing infections of diabetes-related foot ulcers (DFU). Following minor amputation, international guidelines recommend a prolonged course of antibiotics if residual infected bone on intra-operative bone samples are identified, but the quality of the evidence underpinning these guidelines is low. In this study, we examined the concordance of microbiological results from proximal bone cultures compared to results from superficial wound swabs in relation to patient outcomes; with the aim of determining the utility of routinely obtaining marginal bone specimens.

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Background: Oncolytic properties had been demonstrated in Mammalian Orthoreovirus (MRV) and Avian Orthorevirus (ARV). Besides MRV and ARV, Pteropine Orthoreovirus (PRV) is also categorized under the genus PRV7S (Sikamat virus) is an orthoreovirus isolated in Malaysia. Present study aims to investigate the oncolytic effects of PRV7S on ranges of nasopharyngeal carcinoma (NPC) cells through apoptosis in comparison to MRV3.

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Article Synopsis
  • The heavy reliance on crude oil for energy has sparked the need for sustainable alternatives, especially in using solvents for biomass conversion to valuable chemicals.
  • Conventional solvents have drawbacks like high costs, environmental issues, and complex separation processes, leading researchers to seek greener, more cost-effective options.
  • This review evaluates various green solvents, such as ionic liquids and biomass-derived solvents, highlighting their benefits and challenges while discussing future research opportunities for better solvent utilization in biomass processing.
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Background: Reports of co-circulation of respiratory viruses during the COVID-19 pandemic and co-infections with SARS-CoV-2 vary. However, limited information is available from developing countries.

Objectives: We aimed to investigate the incidence of respiratory viruses in adult patients with suspected COVID-19 in Kuala Lumpur, Malaysia.

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