Publications by authors named "Thien Le"

In this study, shell-derived cellulose was successfully produced, and the hydrothermal method was employed to generate ZnO@C (ZOC) composites, which were then subjected to calcination in N gas at a temperature of 600 °C for varying durations. X-ray diffraction and thermogravimetric analyses demonstrated that the annealing duration had a substantial impact on the quantities of C and ZnO in the ZOC composites. The scanning electron microscope images indicated the presence of ZnO nanoparticles on the surface of the C phase and revealed a similar morphology among the ZOC composites.

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Despite extensive research in chemotherapy, global cancer concerns persist, exacerbated by the challenge of drug resistance, which imposes economic and medical burdens. Natural compounds, particularly secondary metabolites from medicinal plants, present promising avenues for overcoming cancer drug resistance due to their diverse structures and essential pharmacological effects. This review provides a comprehensive exploration of cancer cell resistance mechanisms and target actions for reversing resistance and highlights the and efficacy of noteworthy alkaloids, flavonoids, and other compounds, emphasizing their potential as therapeutic agents.

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Type 2 diabetes mellitus (T2DM) is not just a local health issue but a significant global health burden, affecting patient outcomes and clinical management worldwide. Despite the wealth of studies reporting T2DM biomarkers, there is an urgent need for a comparative review. This review aims to provide a comprehensive analysis based on the reported T2DM biomarkers and how these are linked with other conditions, such as inflammation and wound healing.

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Our study aims to evaluate the value of 256-slice dual-energy computed tomography (DECT) in supporting prostatic artery embolization (PAE) under digital subtraction angiography (DSA) for benign prostatic hyperplasia (BPH). The study was conducted on 88 patients who underwent PAE to treat BPH from January 2022 to November 2023. Of these, 38 patients who had PAE without DECT were placed in group 1, while the other 50 patients with pre-interventional DECT were assigned to group 2.

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The tumor microenvironment (TME), composed of and influenced by a heterogeneous set of cancer cells and an extracellular matrix, plays a crucial role in cancer progression. The biophysical aspects of the TME (namely, its architecture and mechanics) regulate interactions and spatial distributions of cancer cells and immune cells. In this review, we discuss the factors of the TME-notably, the extracellular matrix, as well as tumor and stromal cells-that contribute to a pro-tumor, immunosuppressive response.

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Prostatic artery embolization (PAE) is one of the new treatment therapies for lower urinary tract symptoms in male patients with benign prostatic hyperplasia. PAE is considered a minimally invasive option besides other famous traditional therapies such as transurethral resection of the prostate (TURP) and open surgery. Additionally, PAE has a specific advantage in managing the elderly group and underlying health conditions like anticoagulation.

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Background: Benign prostatic hyperplasia (BHP) is a common disease in the urinary system and often appears in old male patients with the incidence increasing proportionally to age.

Objective: The study aimed to describe the anatomy and imaging findings of the prostatic artery (PAs) on 3D rendering dual-energy multi-sequence computed tomography (DECT) in patients with symptomatic benign prostatic hypertrophy (BPH) treated by prostatic artery embolisation (PAE).

Methods: The study was conducted on 64 patients with BPH who underwent DECT scans with 3D rendering of the pelvic artery before intervention from August 2022 to November 2023.

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Essential Tremor (ET) is the most frequent movement disorder in adults. Upper-limb exoskeletons are a promising solution to alleviate ET symptoms. We propose a novel wrist exoskeleton for tremor damping.

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Background: The coronavirus disease (COVID-19) pandemic has caused a serious global communicable disease burden. Although COVID-19 and its policy responses have significantly influenced older adults, the impact of COVID-19 on depression in the older population is not fully understood. We aimed to investigate whether a history of COVID-19 infection and a decline in outdoor activities during the COVID-19 pandemic were associated with depression among older adults in Vietnam.

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Glioma has been previously known as the most common adult brain tumor. Glioma of the optic pathway is predominated by low-grade neoplasms. High-grade glioma in adults is extremely rare.

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Background And Aim: Vietnam's dairy sector is in its early phase of large-scale farming development. Therefore, mastitis in cows is always a concern to farm owners. This study aimed to determine the antimicrobial susceptibility, resistance, and virulence-related genes of isolated from bovine mastitis in Nghe An province of Vietnam.

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Objectives: This study aimed to determine the antibiotic-resistant profile and to identify molecular characterization of some virulence genes of spp. isolated from mastitis samples in Vietnam.

Materials And Method: A total of 468 samples from clinical mastitis cases were collected and submitted to the Laboratory.

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Lower gastrointestinal tract bleeds due to appendiceal hemorrhage are extremely rare. This emergency condition requires a multidisciplinary approach to not only give a prompt diagnosis and exclude differential diagnosis but also crucial to proceed with proper intervention and cause of bleeding. In this paper, we report a case of appendiceal hemorrhage in a young male patient who presented with lower gastrointestinal bleeding.

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Purpose: Detection of antenatal common mental disorders in low-resource settings like Vietnam is important and requires a reliable, valid and practical screening tool. Currently, there is no such tool validated for use among pregnant women in Vietnam. This study aims to assess the validity of the Vietnamese version of the 20-item Self Reporting Questionnaire (SRQ-20) by evaluating its reliability, factorial structure, and performance in detecting common mental disorder (CMD) symptoms, thereby identifying the optimum cut-off score for CMD screening among pregnant women in Vietnam.

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Lung cancer is one of the most common causes of cancer deaths in the modern world. Screening of lung nodules is essential for early recognition to facilitate treatment that improves the rate of patient rehabilitation. An increase in accuracy during lung cancer detection is vital for sustaining the rate of patient persistence, even though several research works have been conducted in this research domain.

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Wound healing is vital to maintain the physiological functions of the skin. The most common treatment is the use of a dressing to cover the wound and reduce infection risk and the rate of secondary injuries. Modern wound dressings have been the top priority choice for healing various types of wounds owing to their outstanding biocompatibility and biodegradability.

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We report on a process to record the presence and the location of osteocyte nuclei using two nucleic staining dyes, Diamond™ Nucleic Acids Dye (DD) and DAPI (4',6-diamidino-2-phenylindole). Knowledge of the presence and number of osteocytes is key to any success in subsequent DNA profiling. Osteocytes are most numerous cells and thus the main source of DNA in bone samples, which can be preserved for histological analyses.

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α-Alkylation of a β-keto ester is a frequently used reaction for carbon-carbon bond formation. However, extension to a stereoselective reaction remains a significant challenge, because the product easily racemizes under acidic or basic conditions. Here, we report a hybrid system consisting of Pd and Ru complexes that catalyzes the asymmetric dehydrative condensation between cinnamyl-type allylic alcohols and β-keto esters.

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Awareness of psychotropic medication and its adverse drug reactions (ADRs) can promote safe and rational use of medications, particularly in children and adolescents with mental problems. This study examined the prescription of psychotropic drugs and actual drug-drug interaction (DDI) and ADR for children with mental disorders under 18 years of age in a tertiary hospital in Vietnam. A cross-sectional descriptive study was performed on 257 psychiatric inpatients under 18 years of age at the National Mental Health Institute-Bach Mai Hospital in 2017.

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Bone cells are a suitable substrate for DNA analysis if required to identify the person from whom a sample was taken. Osteocytes, the most abundant cell type in bone, are embedded within mineralized bone matrix. To release DNA from osteocytes for subsequent analyses, either demineralization of the mineral matrix or an overnight incubation is routinely carried out.

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Local delivery of drug is a promising strategy to manage periodontitis characterized by chronic inflammation of the soft tissue surrounding the teeth. An optimized system should prolong the drug retention time and exhibit controlled drug permeation through the buccal mucosal layer. This study was aimed to develop hydroxyethyl cellulose (HEC)-based gel containing metronidazole (MTZ) loaded in solid lipid nanoparticles (SLNs), and to enhance the antimicrobial activity of MTZ.

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We report on the use of a DNA staining dye to locate and record nucleated osteocytes and other bone-related cells within sections of archived formalin-fixed and paraffin-embedded human tibia from which informative DNA profiles were obtained. Eleven of these archived tibia samples were sectioned at a thickness of 5 µm. Diamond™ Nucleic Acid Dye was applied to the sections and cells within the matrix of the bone fluoresced so that their location and number of cells could be photographed.

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One of the Grand Challenges in Science is the construction of the Tree of Life, an evolutionary tree containing several million species, spanning all life on earth. However, the construction of the Tree of Life is enormously computationally challenging, as all the current most accurate methods are either heuristics for NP-hard optimization problems or Bayesian MCMC methods that sample from tree space. One of the most promising approaches for improving scalability and accuracy for phylogeny estimation uses divide-and-conquer: a set of species is divided into overlapping subsets, trees are constructed on the subsets, and then merged together using a "supertree method".

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