Publications by authors named "Ngo V"

Water pollution from dyes in wastewater is a critical global issue, as these stable organic dyes resist biodegradation, posing serious threats to aquatic ecosystems. To address this situation, advanced photocatalysts have been developed. Here, NiFeO/g-CN was synthesized for the photocatalytic degradation of Rhodamine B (RhB) dye in the presence of HO and visible light.

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Aldehyde dehydrogenase-1A1 (ALDH1A1), a member of a superfamily of 19 isozymes, exhibits various biological functions and is involved in several important physiological and pathological processes, including those associated with various diseases including cancers such as pancreatic cancer. Chemotherapy is one of the most important strategies for the treatment of pancreatic cancer; however, the chemoresistance exhibited by pancreatic cancer cells is a leading cause of chemotherapy failure. It has been reported that overexpression of ALDH1A1 significantly correlates with poor prognosis and tumor aggressiveness, and is clinically associated with chemoresistance.

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  • Congenital ocular anomalies (COA) are a leading cause of visual impairment in children in high-income countries, and this study aimed to evaluate their prevalence in European registries.
  • Data from 19 EUROmediCAT registries and one healthcare database revealed a prevalence of COA at 3.47 cases per 10,000 births, with congenital lens anomalies being the most common type.
  • The findings suggest the need for better screening and early diagnosis of COA, highlighting the importance of large-scale epidemiological studies for understanding these conditions.
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Background: Psoriasis is a chronic inflammatory disease that can affect the skin or the cardiovascular system. The presence of femoral atherosclerotic plaque could be a promising sign in predicting cardiovascular risk for these patients.

Objective: The study aims to evaluate the prevalence of femoral atherosclerotic plaque between psoriasis and control individuals.

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  • There is a significant lack of data on the prevalence and clinical differences between obstructive sleep apnea (OSA), central sleep apnea (CSA), and their co-existence (CSA-OSA), particularly due to issues with scoring hypopneas in sleep labs.
  • A study of over 2,400 patients showed that correctly distinguishing between central and obstructive hypopneas significantly changes the perceived prevalence of CSA, highlighting its under-recognition when not properly classified.
  • Patients with CSA and co-existing CSA-OSA demonstrated the most severe comorbidities and sleep disturbances, suggesting tailored therapeutic approaches based on the specific type of sleep apnea are crucial for effective treatment.
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  • - The study highlights the critical role of home and community-based services (HCBS) for Veterans, particularly in easing the burden on family caregivers, but notes that these services are underutilized despite the resources available through the VA.
  • - Researchers conducted interviews with 23 caregivers of Veterans to identify unmet needs and barriers to accessing HCBS, uncovering themes such as the need for timely information, limited caregiver time (especially during COVID-19), desire for respite, and challenges in the caregiver-patient relationship.
  • - The findings suggest that besides common barriers like service delays and caregiver stress, disagreements between Veterans and their caregivers can hinder access to HCBS, indicating that a comprehensive strategy is needed to improve service utilization.
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Background: Addressing mental health disparities following COVID-19 requires adaptive, multi-sectoral, equity-focused, and community-based approaches. Mental health task-sharing in gateway settings has been found to address mental health care gaps in low- and middle-income countries, but is not a common practice in the U.S.

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  • Immunocompromised individuals face a higher risk of prolonged SARS-CoV-2 infections and severe COVID-19, raising concerns about the effectiveness of late-onset antiviral treatments.
  • In a study using an immunocompromised mouse model, it was found that early treatments like nirmatrelvir/ritonavir (paxlovid) or molnupiravir were only moderately effective, while the experimental drug 4'-fluorouridine (4'-FlU) showed significant benefits in reducing viral load.
  • Late-onset direct-acting antiviral (DAA) therapies were shown to effectively shorten the duration of viral replication in immunocompromised hosts, suggesting potential clinical applications to reduce severe disease risks in vulnerable
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Background: Family planning (FP) is crucial for reducing maternal and infant mortality and morbidity, particularly through the prevention of unsafe abortions resulting from unwanted pregnancies. Despite Cameroon's commitment to increasing the adoption of modern FP strategies, rural and poor populations still exhibit low demand due to limited access to healthcare services. This study documents the approach in developing family planning messages for the BornFyne prenatal management system as a platform to improve family planning awareness and enhance uptake.

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Background & Aims: The protection provided by rotavirus (RV) vaccines is highly heterogeneous among individuals. We hypothesized that microbiota composition might influence RV vaccine efficacy.

Methods: First, we examined the potential of segmented filamentous bacteria (SFB) colonization to influence RV vaccine efficacy in mice.

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Viral spike proteins mutate frequently, but conserved features within these proteins often have functional importance and can inform development of anti-viral therapies which circumvent the effects of viral sequence mutations. Through analysis of large numbers of viral spike protein sequences from several viral families, we found highly (>99%) conserved patterns within their intracellular domains. The patterns generally consist of one or more basic amino acids (arginine or lysine) adjacent to a cysteine, many of which are known to undergo acylation.

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Perinatal depression has been shown to have deleterious effects on maternal post-partum functioning, as well as early child development. However, few studies have documented whether depression care helps to mitigate these effects. We examined the effects of the M-DEPTH (Maternal Depression Treatment in HIV) depression care model (including antidepressants and individual Problem Solving Therapy) on maternal functioning and infant development in the first 6 months post-delivery in an ongoing cluster randomized controlled trial of 391 HIV-infected women with at least mild depressive symptoms enrolled across eight antenatal care clinics in Uganda.

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DNA Stable Isotope Probing is emerging as a potent methodology for investigating host-virus interactions, based on the essential reliance of viruses on host organisms for the production of virions. Despite the anticipated link between host isotopic compositions and the generated virions, the application of stable isotope probing to viral DNA has never been evaluated on simple biological models. In this study, we assessed the efficacy of this method on the bacteriophage T4 and its host, Escherichia coli.

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Background & Aims: The extent to which live orally-administered rotavirus (RV) vaccines elicit protective immunity is highly heterogeneous. We hypothesized microbiota composition might influence vaccine efficacy.

Methods: We tested this concept by examining extent to which colonizing mice with segmented filamentous bacteria (SFB) influenced RV vaccine efficacy.

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Raf kinases play key roles in signal transduction in cells for regulating proliferation, differentiation, and survival. Despite decades of research into functions and dynamics of Raf kinases with respect to other cytosolic proteins, understanding Raf kinases is limited by the lack of their full-length structures at the atomic resolution. Here, we present the first model of the full-length CRaf kinase obtained from artificial intelligence/machine learning algorithms with a converging ensemble of structures simulated by large-scale temperature replica exchange simulations.

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Unlabelled: The immunocompromised are at high risk of prolonged SARS-CoV-2 infection and progression to severe COVID-19. However, efficacy of late-onset direct-acting antiviral (DAA) therapy with therapeutics in clinical use and experimental drugs to mitigate persistent viral replication is unclear. In this study, we employed an immunocompromised mouse model, which supports prolonged replication of SARS-CoV-2 to explore late-onset treatment options.

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Interleukin (IL)-22 promotes host-microbiota homeostasis. We sought to identify microbiota metabolite(s) that drive intestinal IL-22 production. We observed that exposing Peyer's patch cells (PPCs), ex vivo, to fecal supernatants (FSs) recapitulates fermentable fiber- and microbiota-dependent IL-22 production, and cellular sources thereof, thus supporting the use of this model.

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Study Objective: This study assessed the overall satisfaction with oncological care, including barriers to care, and identified its associated predictors among adult cancer patients in Vietnam.

Methods: In this cross-sectional study, we enrolled 300 adult cancer patients receiving inpatient care at a large urban oncological hospital between June and July 2022. Multivariable linear regression analyses examined associations between patient experiences and overall satisfaction ratings with cancer care.

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Purpose: To describe ocular anomalies (OAs) in children and fetuses in a French general population, to estimate their prevalence, and to investigate a possible association between prenatal medication exposure and the occurrence of OA in utero or in early childhood.

Methods: We conducted a case-control study using the EFEMERIS cohort, a database containing pregnancies registered in Haute-Garonne and their outcomes. We collected OA descriptions of fetuses at the time of pregnancy termination or of children at birth and the results of eye examinations of children at 9 months and 2 years of age.

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Psychiatric disorders after liver transplantation (LT) are associated with worse patient and graft outcomes, which may be amplified by inadequate treatment. We aimed to characterize the burden of psychiatric disorders, treatment patterns, and associated financial burden among liver transplantation recipients (LTRs). IQVIA PharMetrics (R) Plus for Academics-a large health plan claims database representative of the commercially insured US population-was used to identify psychiatric diagnoses among adult LTRs and assess treatment.

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Introduction: Oral hygiene is a crucial factor in oral health, especially in children. To increase the awareness of oral care behaviour among children, oral care motivation plays a critical role in daily dental practices. Therefore, this cross-sectional study was conducted to investigate the current oral hygiene status and evaluate the association between oral care motivation and oral hygiene index in 7-9-year-old children at Primary School in Hanoi, Vietnam.

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Drug resistant epilepsy (DRE) is a major hurdle in epilepsy, which hinders clinical care, patients' management and treatment outcomes. DRE may partially result from genetic variants that alter proteins responsible for drug targets and drug transporters in the brain. We aimed to examine the relationship between , and polymorphism and drug response in epilepsy children in Vietnam.

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