Publications by authors named "Vu Xuan Nghia"

Article Synopsis
  • The study assessed the prevalence of hepatitis E virus (HEV) in Vietnamese blood donors by measuring HEV IgG/IgM antibodies and HEV RNA levels in their serum samples.
  • A total of 553 blood donors were analyzed, revealing a 26.8% prevalence of anti-HEV IgG (indicating past infection) and only 0.5% for anti-HEV IgM (indicating recent infection), with no donors testing positive for HEV RNA.
  • The findings suggest that while there's a significant presence of past HEV exposure, the lack of active infection among donors is promising, yet further surveillance across different regions is necessary to ensure the safety of blood transfusions.*
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In this paper, the luminescent complex Eu(3-thenoyltrifluoroacetonate) was integrated with FeO and gold (Au) nanoparticles to form a multifunctional nanocomposite, FeO/Au/Eu(TTA) (FOASET NC), for dual magnetic-photothermal therapy and biomedical imaging. Upon functionalization with amine-NH, the FOASET NC exhibits a small size of 60-70 nm and strong, sharp emission at λ = 614 nm, enhanced by surface plasmon resonance (SPR) of Au nanoparticles that provided an effective label for HT29 colorectal cancer cells by fluorescence microscopy imaging. In addition, a hyperthermia temperature (42-46 °C) was completely achieved by using these FOASET NCs in an aqueous solution with three heating modes for (i) Magnetic therapy (MT), (ii) Photothermal therapy (PT), and (iii) Dual magnetic-photothermal therapy (MPT).

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Article Synopsis
  • Occult hepatitis B infection (OBI) is marked by low HBV DNA levels and undetectable HBsAg, with prevalence among blood donors in Asia varying widely, but no data existing for Vietnam prior to this study.
  • A study of 623 HBsAg-negative blood donors in Vietnam found that 39% were positive for anti-HBc, and 70% for anti-HBs, with 27% showing no markers of infection.
  • Only 0.3% (2 individuals) tested positive for OBI, and the HBV sequences from these cases were identified as genotype B, which is prevalent in Vietnam.
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Psoriasis is a common chronic, immune-mediated inflammatory disease of the skin. PSORS1C3 is a non-protein coding gene, of which the RNA transcript is found in psoriatic patients. CARD14 is mainly expressed in epidermal keratinocytes.

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Objectives: Chikungunya virus (ChikV) infection is characterized by persistent infection in joints and lymphoid organs. The ChikV Capsid protein plays an important role in regulating virus replication. In this study, we hypothesized that capsid protein may stimulate dendritic cell (DC) activation and maturation and trigger an inflammatory response in mice.

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Acute lymphoblastic leukemia (ALL) is the hematologic malignancy characterized by the aberrant proliferation of immature lymphoid cells. A20 is a deubiquitinase gene that inhibits functional activation of immune cells mediated through NF-κB/STAT pathways and frequently found inactivated in lymphoma. IL-6 is a pro-inflammatory cytokine secreted by immune cells under the pathogenic conditions and regulated by STAT signaling.

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The article "Interleukin 6 is a better predictor of 5-year cardiovascular mortality than high-sensitivity C-reactive protein in hemodialysis patients using reused low-fux dialyzers".

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Purpose: In this study, we focused on the role of elevated serum interleukin 6 (IL-6) concentration in predicting 5-year cardiovascular mortality in hemodialysis patients using low-flux dialyzer reuse.

Materials And Methods: We measured serum IL-6 concentrations in 236 hemodialysis patients (138 males and 98 females) to predict 5-year cardiovascular mortality. We assessed the baseline demographics of all patients who had a mean age of 44 years and a median hemodialysis duration of 38.

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Background And Objectives: We performed this study to evaluate serum iron and ferritin concentrations, serum total iron-binding capacity (TIBC), and proportion of overall iron deficiency among patients with non-dialysisdependent chronic kidney disease (ND-CKD).

Methods And Study Design: A hospital-based cross-sectional observational study was conducted on 175 adult patients with stage 3-5 chronic kidney disease (CKD) by using 51 healthy age-sex-matched Vietnamese adults as the control group. We next examined the prevalence of anemia and determined the serum iron and ferritin concentrations and TIBC.

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Dendritic cells (DCs) are professional antigen presenting cells (APCs) that represent the essential link between innate and acquired immunity. Otubain (OTUB) 1 is shown to deubiquitinate TRAFs to suppress virus-induced inflammatory response. MAPK, a downstream molecule of TRAFs, is involved in regulating LPS-induced immune reactions and its activation is sensitive to the presence of OTUB1.

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