Nguyễn Thị Thu Hà
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View article: Study on production of reference material for plant protection chemicals: bifenthrin, carbofuran, chlorpyrifos, difenoconazole, imidacloprid in milk powder matrix
Study on production of reference material for plant protection chemicals: bifenthrin, carbofuran, chlorpyrifos, difenoconazole, imidacloprid in milk powder matrix Open
Controlling pesticide residues in food is a top concern to ensure consumer health and safety. In testing, reference materials (RM) and certified reference materials (CRM) are essential tools used to calibrate equipment, control quality and…
View article: A single-cell fixed RNA profiling of liver fibrosis progression and regression reveals SEMA4D and LMCD1 as key mediators of fibrogenesis
A single-cell fixed RNA profiling of liver fibrosis progression and regression reveals SEMA4D and LMCD1 as key mediators of fibrogenesis Open
Liver fibrosis progression and regression are dynamic processes involving diverse hepatic and immune cell populations. Here, we utilize single-cell fixed RNA profiling (FLEX) of a TAA-induced mouse liver cirrhosis model, with and without a…
View article: New Cytotoxic Sesquiterpene Lactones from the Leaves of <i>Tithonia Diversifolia</i> and their Apoptosis Effect Evaluation in KB Cancer Cells
New Cytotoxic Sesquiterpene Lactones from the Leaves of <i>Tithonia Diversifolia</i> and their Apoptosis Effect Evaluation in KB Cancer Cells Open
From the leaves of Tithonia diversifolia , nine sesquiterpenoids ( 1 – 9 ), including two new ones (tagitinin J ( 1) and tagitinin K ( 2 )) were isolated and structurally determined. Their chemical structures were elucidated by extensive a…
View article: Flavonoids from <i>Alpinia vietnamica</i>, and their cytotoxic, antioxidative, and <i>α</i>‐glucosidase inhibitory activities
Flavonoids from <i>Alpinia vietnamica</i>, and their cytotoxic, antioxidative, and <i>α</i>‐glucosidase inhibitory activities Open
Phytochemical research of the 80% EtOH whole plant extract of Alpinia vietnamica H.Ð. Tran, Luu & Skornick resulted in the isolation and structural elucidation of seven compounds 1–7 , including two flavones quercetin‐3‐ O ‐ α ‐ l ‐rhamnos…
View article: New Dipterocarpol‐Based Molecules with α‐Glucosidase Inhibitory and Hypoglycemic Activity
New Dipterocarpol‐Based Molecules with α‐Glucosidase Inhibitory and Hypoglycemic Activity Open
Dammarane triterpenoids are affordable and bioactive natural metabolites with great structural potential, which makes them attractive sources for drug development. The aim of the study was to investigate the potency of new dipterocarpol de…
View article: Essential Oils of <i>Alpinia vietnamica</i> Rhizomes and Leaves: Chemical Composition, Cytotoxicity, α-Glucosidase Inhibition, and Molecular Docking Approach
Essential Oils of <i>Alpinia vietnamica</i> Rhizomes and Leaves: Chemical Composition, Cytotoxicity, α-Glucosidase Inhibition, and Molecular Docking Approach Open
Objective: Alpinia is a big genus of flowering plants in the family Zingiberaceae. The plants of this genus are generally aromatic due to their essential oils. The current study aims to identify chemical compositions in the rhizome and lea…
View article: Antimicrobial, Cytotoxic, and α-Glucosidase Inhibitory Activities of Ethanol Extract and Chemical Constituents Isolated from Homotrigona apicalis Propolis—In Vitro and Molecular Docking Studies
Antimicrobial, Cytotoxic, and α-Glucosidase Inhibitory Activities of Ethanol Extract and Chemical Constituents Isolated from Homotrigona apicalis Propolis—In Vitro and Molecular Docking Studies Open
The chemical investigation of Homotrigona apicalis propolis collected in Binh Dinh province, Vietnam, led to the isolation of nine compounds, including four sesquiterpenes: spathulenol (1), 1αH,5βH-aromandendrane-4β,10α-diol (2), 1β,6α-dih…
View article: Phytochemical investigation and antimicrobial activity from rhizomes of alocasia odora K. Koch
Phytochemical investigation and antimicrobial activity from rhizomes of alocasia odora K. Koch Open
Alocasia odora is a common plant species in Viet Nam. A phytochemical investigation of the ethyl acetate extract (EtOAc) of A. odora rhizomes collected in Tuyen Quang province led to the isolation and determination of five compounds, inclu…
View article: Prevalence of low genital tract colonization by mycoplasma, ureaplasma and bacterial vaginosis
Prevalence of low genital tract colonization by mycoplasma, ureaplasma and bacterial vaginosis Open
Objectives: To determine the prevalence of low genital tract colonization by Mycoplasma, Ureaplasma and its association with bacterial vaginosis
Materials and Methods: A cross-sectional study carry on 802 women who were visited at Vinmec …
View article: Effect of oil and tannin supplementation on intake, milk yield and milk composition of dairy cows
Effect of oil and tannin supplementation on intake, milk yield and milk composition of dairy cows Open
Supplementation of oils rich in polyunsaturated fatty acids and condensed tannin has been known as a feeding approach to improve healthy fatty acids in ruminant milk, but it can cause an adverse effect on feed intake and animal performance…
View article: Chemical constituents from the stem barks of polyscias serrata balf
Chemical constituents from the stem barks of polyscias serrata balf Open
Plants of the genus Polyscias (the family Araliaceae) are represented as perennial shrubs and are commonly cultivated in southeastern Asia and the Pacific regions. Pharmacological studies revealed that Polyscias crude extracts and their is…
View article: VALIDATION OF POTENCY TEST OF NEW GENERATION JAPANESE ENCEPHALITIS VACCINE IMOJEV BY PLAQUE FORMING UNIT (PFU) METHOD
VALIDATION OF POTENCY TEST OF NEW GENERATION JAPANESE ENCEPHALITIS VACCINE IMOJEV BY PLAQUE FORMING UNIT (PFU) METHOD Open
Implementation of potency test for new generation Japanese Encephalitis vaccine (IMOJEV) is one of the functions of National Institute for Vaccines and Biologicals (NICVB) prior to market release. Potency test of IMOJEV was carried out by …
View article: Acetylcholinesterase Inhibitory Activities of Essential Oils from Vietnamese Traditional Medicinal Plants
Acetylcholinesterase Inhibitory Activities of Essential Oils from Vietnamese Traditional Medicinal Plants Open
Essential oils are promising as environmentally friendly and safe sources of pesticides for human use. Furthermore, they are also of interest as aromatherapeutic agents in the treatment of Alzheimer’s disease, and inhibition of the enzyme …
View article: Digitalization in early childhood education in Vietnam
Digitalization in early childhood education in Vietnam Open
Digital transformation is the process of transforming interactions between actors on a traditional platform to interactions on a digital platform. This is the revolution that takes digitization or data as the foundation for development. Th…
View article: Marine sediment quality at coastal monitoring stations in Vietnam 2016–2020
Marine sediment quality at coastal monitoring stations in Vietnam 2016–2020 Open
Marine sediment quality at Vietnam’s coastal monitoring stations in 2020 has an average ecological risk impact, with an average SQG-Q index of 0.16. 4-Four out of 24 stations have sediment quality with zero ecological risk impact, includin…
View article: Study on the synthesis of g-C<sub>3</sub>N<sub>4</sub>/CoFe<sub>2</sub>O<sub>4</sub>/Reduced graphene oxide material and its application as photocatalyst
Study on the synthesis of g-C<sub>3</sub>N<sub>4</sub>/CoFe<sub>2</sub>O<sub>4</sub>/Reduced graphene oxide material and its application as photocatalyst Open
In this study, the g-C3N4/CoFe2O4/Reduced graphene oxide composites were successfully synthesized by the co-precipitation method combined with mixed phase mixture. The obtained results from characterization methods such as XRD, SEM, FT-IR,…
View article: Production of peptide-specific antibody against protein P10 of Southern rice black-striked dwarf virus
Production of peptide-specific antibody against protein P10 of Southern rice black-striked dwarf virus Open
Virus Southern rice black-striked dwarf virus (SRBSDV) disease caused serious damage rice growing areas in Northern and Central Vietnam over the past decade. While the application of SRBSDV diagnostic methods based on the Reverse transcrip…
View article: Inhibitory, biocompatible, and pharmacological potentiality of dammarenolic‐acid derivatives towards <i>α</i>‐glucosidase (<scp>3W37</scp>) and tyrosine phosphatase <scp>1B</scp> (<scp>PTP1B</scp>)
Inhibitory, biocompatible, and pharmacological potentiality of dammarenolic‐acid derivatives towards <i>α</i>‐glucosidase (<span>3W37</span>) and tyrosine phosphatase <span>1B</span> (<span>PTP1B</span>) Open
Dammarenolic‐acid derivatives experimentally demonstrated possessing inhibition activity towards α ‐glucosidase might be used as the evidence to retrieve an inhibitory mechanism and subjected for computational screening on other diabetes‐r…
View article: Environmental quality assessment of sandy beaches in Ha Long - Cat Ba area (Vietnam)
Environmental quality assessment of sandy beaches in Ha Long - Cat Ba area (Vietnam) Open
The environmental quality of 6 famous sand beaches of the Ha Long - Cat Ba area was surveyed in July 2018 (the rainy season) and March 2019 (the dry season). The results showed that the pore water layer below the sand surface contained som…
View article: DIVERSITY OF MEDICINAL PLANT RESOURCES AND USE VALUES AT TAN PHU PROTECTIVE FORESTS, DONG NAI PROVINCE, VIETNAM
DIVERSITY OF MEDICINAL PLANT RESOURCES AND USE VALUES AT TAN PHU PROTECTIVE FORESTS, DONG NAI PROVINCE, VIETNAM Open
The article presents the research results on medicinal plant resources at Tan Phu Protective Forests, Dong Nai Province. Initially, 351 plant species have been identified for medicinal use, belonging to 83 families, 3 plant divisions; in w…
View article: Synthesis and biological activity, and molecular modelling studies of potent cytotoxic podophyllotoxin-naphthoquinone compounds
Synthesis and biological activity, and molecular modelling studies of potent cytotoxic podophyllotoxin-naphthoquinone compounds Open
A new approach for the synthesis of podophyllotoxin-naphthoquinone compounds using microwave-assisted three-component reactions is reported in this study.
View article: 4-(Dimethylamino)pyridine as an Efficient Catalyst for One-Pot Synthesis of 1,4-Pyranonaphthoquinone Derivatives <b><i>via</i></b><b>Microwave-Assisted Sequential Three Component Reaction in Green Solvent</b>
4-(Dimethylamino)pyridine as an Efficient Catalyst for One-Pot Synthesis of 1,4-Pyranonaphthoquinone Derivatives <b><i>via</i></b><b>Microwave-Assisted Sequential Three Component Reaction in Green Solvent</b> Open
Novel 1,4-pyranonaphthoquinone derivatives were successfully synthesized via the microwave-assisted three-component reaction of 1,4-naphthoquinone, malononitrile, and various arylaldehydes in ethanol in the presence of 4-(dimethylamino)pyr…
View article: Bannaxanthone E Induced Cell-Cycle Arrest and Apoptosis in Human Lung Cancer Cell Line
Bannaxanthone E Induced Cell-Cycle Arrest and Apoptosis in Human Lung Cancer Cell Line Open
The anti-cancer activity of bannaxanthone E isolated from Garcinia mckeaniana leaves was assessed through a flow cytometric method on human lung SK-LU-1 cancer cells, including cell cycle changes and induction of cell apoptosis. Treatment …
View article: Synthesis and alpha ‐ inhibitory activity of lupane type <scp>С2</scp>‐benzylidene‐ triterpenoids
Synthesis and alpha ‐ inhibitory activity of lupane type <span>С2</span>‐benzylidene‐ triterpenoids Open
A series of novel and previously synthesized lupane type С2‐benzylidene derivatives was evaluated on α ‐glucosidase enzyme inhibition. Most of the tested compounds exhibited significantly better activity (1.8‐700 times higher) than the sta…
View article: Cycloartane triterpenoids and biological activities from the propolis of the stingless bee <i>Lisotrigona furva</i>
Cycloartane triterpenoids and biological activities from the propolis of the stingless bee <i>Lisotrigona furva</i> Open
Chromatographic separation of ethyl acetate extract of the stingless bee Lisotrigona furva propolis, that collected in Khanh Hoa province, led to isolation of five cycloartane‐type triterpenes including cycloartenone ( 1 ), cycloartenol ( …
View article: CCDC 2044588: Experimental Crystal Structure Determination
CCDC 2044588: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Design and transfer of<i> OsSWEET14</i>-editing T-DNA construct to bac thom 7 rice cultivar
Design and transfer of<i> OsSWEET14</i>-editing T-DNA construct to bac thom 7 rice cultivar Open
Bac thom 7 rice (BT7 rice) is one of the major elite rice cultivars in Vietnam with superior productivity and quality but very susceptible to bacterial leaf blight caused by Xanthomonas oryzae pv. oryzae. The gene OsSWEET14, belonging to t…
View article: Proposed a Study Model of Factors Affecting the Internal Control of Vietnam Commercial Banking
Proposed a Study Model of Factors Affecting the Internal Control of Vietnam Commercial Banking Open
The objective of this paper is to review research related to the internal control of businesses and commercial banks (commercial banks). From there, based on the context of Vietnamese commercial banks, the analytical study introduces resea…
View article: chemical constituents from methanolic extract of Garcinia mackeaniana leaves and their antioxidant activity
chemical constituents from methanolic extract of Garcinia mackeaniana leaves and their antioxidant activity Open
A phytochemical investigation of the methanolic extract of Garcinia mackeaniana leaves led to the isolation, and determination of five secondary metabolites, including one benzophenone 4,3',4'-trihydroxy-2,6-dimethoxybenzophenone (1), two …