Publications by authors named "Nam N"

The increased demand for consuming seafood has made seafood production undergo a rapid period of growth. However, seafood has a high risk of contamination from harmful microorganisms and marine toxins which can cause health problems for humans consuming it. Concerning this issue, monitoring seafood safety has become a center of attention for researchers, and developing effective methods for detecting contamination in seafood has become a critical research field.

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Article Synopsis
  • A research protocol outlines a proposed research idea, serving as a formal document submitted for approval from funding agencies, institutions, or journals, which can be particularly challenging for early-career researchers.
  • Key components of a successful research protocol include a specific title, an abstract summarizing the study, an introduction that defines the knowledge gap, a justification for its significance, clear SMART objectives, a detailed methodology, and plans for dissemination, ethics, budgets, and references.
  • This guide aims to provide practical tips and an overview of the necessary steps to help researchers create a compelling and well-structured protocol to secure approval or funding for their studies.
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Introduction And Importance: Primary malignant pericardial mesothelioma is an extremely rare disease with a poor prognosis. Currently, there are no specific guidelines for diagnosis and treatment in Vietnam and international countries for this disease, so treatment experiences from previous clinical cases are very important in the management of this disease.

Case Presentation: The research team reports a clinical case diagnosed and treated with a combination of surgery and chemotherapy using the Pemetrexed + Carboplatin regimen at the Oncology Center.

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In this study, we present a comprehensive approach for the morphological analysis of palladium on carbon (Pd/C) nanoparticles utilizing scanning electron microscopy (SEM) imaging and advanced deep learning techniques. A deep learning detection model based on an attention mechanism was implemented to accurately identify and delineate small nanoparticles within unlabeled SEM images. Following detection, a graph-based network was employed to analyze the structural characteristics of the nanoparticles, while density-based spatial clustering of applications with noise was utilized to cluster the detected nanoparticles, identifying meaningful patterns and distributions.

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This review evaluates the effectiveness of veno-pulmonary support with an oxygenator using extracorporeal membrane oxygenation as a bridge to lung transplantation strategy in patients undergoing veno-venous extracorporeal membrane oxygenation while awaiting lung transplantation. Examining indications, contraindications, and clinical outcomes, the study highlights potential benefits, drawing insights from successful cases in South Korea and the United States. Despite limited sample sizes, veno-pulmonary support with an oxygenator using extracorporeal membrane oxygenation emerges as a promising approach for further investigation in lung transplantation support.

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Article Synopsis
  • Luminescence nanomaterials (LNMs) are gaining popularity in biological analysis due to their advantageous properties like high stability, low autofluorescence, and ability to use longer-wavelength light for deeper tissue penetration, especially in techniques like upconversion nanoparticles (UCNPs).
  • The development of LNMs, particularly metal-organic frameworks (MOFs), is noteworthy for their structural flexibility and multifunctionality, enhancing bioimaging and sensor applications in various fields over the past three years.
  • The integration of LNMs into lab-on-a-chip (LOC) systems has surged, especially post-COVID-19, due to the demand for portable and efficient diagnostic tools that utilize microfluidics and biodevices in a streamlined manner
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In light of escalating environmental pollution and tremendous energy shortage, the development of multifunctional materials with diverse applications across biomedical and energy production platforms has become imperative. Among this domain, nanostructured heterogeneous composites based on semiconductors are exclusively promising owing to their distinct configurations. Notably, graphitic carbon nitride (g-CN (CN)) has drawn substantial interest as a sustainable candidate with surface functionality, electron-rich nature, and interconnected conjugation system along the polymeric matrix.

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This work successfully synthesized the Cnts/calcined Zn-Co-LDHs (Cnts@ZnC) hybrid material using the Zn-Co-LDHs precursor. Using the co-precipitation method, we synthesized Zn-Co-LDHs onto Cnts ranging in mass from 0 to 80 mg. These were subsequently calcined at 550 °C to yield Cnts@ZnC ( = 2, 4, 6, 8).

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  • This study investigates the effects of second litter syndrome (SLS) on the reproductive performance of sows, especially focusing on metrics like piglets born alive (PBA) and farrowing intervals (FI) across up to five reproductive cycles.
  • About 47.8% of sows experienced SLS, which significantly decreased their accumulative number of piglets born alive for the first two parities but showed comparable performance in later parities compared to sows without SLS.
  • The study concludes that SLS does not significantly harm future reproductive performance, suggesting that sows affected by SLS may not need to be culled, and calls for further research on the underlying mechanisms of PBA fluctuations.
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Background: Prostate cancer (PCa) is one of the most common malignant tumors of the male urinary system, and its incidence and mortality rates have been increasing worldwide. Benign prostatic hyperplasia (BPH) represents stromal and epithelial cell proliferation in the prostate in elderly males. Abnormal activation of inflammation-related signalling molecules, such as toll-like receptor 4 (TLR4) and Janus kinase/signal transducers and activators of transcription (JAK/STAT) has been linked to the initiation and progression of various human diseases including PCa and BPH.

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Background: Surgical reconstruction is often necessary for severe tracheobronchial stenosis resulting from tuberculosis (TB). However, the long-term efficacy of this approach remains unclear. This study investigated the safety and long-term outcomes of surgery for severe post-TB tracheobronchial stenosis.

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Background: This study aimed to measure the preferences for mental health support among health professionals, their willingness to support the mental health of colleagues and associated factors.

Method: A descriptive cross-sectional study was performed from August to October 2022 within five hospitals located in Hanoi, Vietnam. A total of 244 health professionals participated in the study.

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Article Synopsis
  • Probiotics, specifically QST 713, were examined for their impact on reproductive performance in multiparous sows during late gestation.
  • The study involved 115 sows divided into control and probiotic groups, assessing various reproductive parameters like birth weight and stillbirth rates.
  • Results showed that QST 713 reduced stillbirth and born dead rates while increasing piglet birth weight, indicating improved reproductive performance in sows.
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Background: This study aims to present the early and mid-term outcomes of combining minimally invasive mitral valve surgery (MIMVS) with tricuspid valve repair (TVR) at the authors' centre.

Methods: From January 2017 to March 2022, our centre treated a total of 67 patients with both MIMVS and TVR. Among these patients, 41 were women (61.

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In the adsorption process for wastewater treatment, the adsorbent plays an important role. A composite adsorptive material composed of graphitic carbon nitride and agar-derived porous carbon (CNPC) was fabricated from simple precursors (melamine, thiourea, and agar) and through a facile procedure with different melamine and thiourea ratios. Characterization of CNPC proved a successful formation of a porous structure consisting of mesopores and macropores, wherein CNPC holds distinctive electrochemical (lowered resistance and higher specific capacity) and photochemical properties (lowered bandgap to 2.

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Antioxidants play an important role in the prevention of oxidative stress and have been widely used in medicine and healthcare. However, natural antioxidants have several limitations such as low stability, difficult long-term storage, and high cost of large-scale production. Along with significant advances in nanotechnology, nanomaterials have emerged as a promising solution to improve the limitations of natural antioxidants because of their high stability, easy storage, time effectiveness, and low cost.

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Background And Aim: Among serotypes, serotype 2 is the most significant serotype that causes serious diseases in pigs and humans worldwide. The present study aimed to estimate the global prevalence of serotype 2 isolated from pigs, determine its trend, and explore the factors associated with this serotype.

Materials And Methods: We retrieved relevant published studies from PubMed, Scopus, and the Web of Science.

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Two new glycosides, sindosides A-B (1-2), along with 11 previously identified metabolites (3-13), were isolated from an ethanolic extract of the leaves of Sindora siamensis var. maritima. The structures of the purified phytochemicals were elucidated by interpreting their spectroscopic data (IR, NMR, and HRMS).

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Background And Aim: Autotaxin (ATX) is an extracellular lysophospholipase D that catalyzes the hydrolysis of lysophosphatidylcholine into lysophosphatidic acid (LPA). Recent accumulating evidence indicates the biological roles of ATX in malignant tumors. However, the expression and clinical implications of ATX in human cholangiocarcinoma (CCA) remain elusive.

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Hand, foot and mouth disease (HFMD) is highly prevalent in the Asia Pacific region, particularly in Vietnam. To develop effective interventions and efficient vaccination programs, we inferred the age-time-specific transmission patterns of HFMD serotypes enterovirus A71 (EV-A71), coxsackievirus A6 (CV-A6), coxsackievirus A10 (CV-A10), coxsackievirus A16 (CV-A16) in Ho Chi Minh City, Vietnam from a case data collected during 2013-2018 and a serological survey data collected in 2015 and 2017. We proposed a catalytic model framework with good adaptability to incorporate maternal immunity using various mathematical functions.

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The gold standard for nucleic acid amplification-based diagnosis is the polymerase chain reaction (PCR). The PCR recognizes the targets such as foodborne pathogens by amplifying their specific genes. The integration of nucleic acid amplification-based assays on microfluidic platforms represents a highly promising solution for convenient, cheap, and effective control of foodborne pathogens.

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In Vietnam, erectile dysfunction (ED) is prevalent and recognized to be associated with mental disorders; however, societal taboos impede a comprehensive understanding of this connection. Our study aims to investigate the factors related to higher levels of anxiety and/or depression (HAD) in individuals with ED. Between November 2022 and March 2023, a face-to-face survey was conducted at the Center for Andrology of Viet Duc University Hospital, involving 390 patients diagnosed with ED.

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Backgrounds: The success of direct-acting antiviral (DAA) therapy provides a cure for patients chronically infected with hepatitis C virus (HCV); however, outcomes after hepatectomy for HCV-associated hepatocellular carcinoma (HCC) before and after DAA introduction remain poorly studied.

Methods: Patients who underwent R0/R1 hepatectomy for HCV-associated HCC were retrospectively analyzed. Two time periods were defined: Pre-DAA (2007-2011, December 2013 was defined as the end of follow-up) and Post-DAA groups (2014-2018, December 2020 was defined as the end of follow-up).

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