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Now showing items 420-439 of 5198
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Biochemical analysis of transgenic arabidopsis overexpressing GmNAC109 based on antioxidant enzyme activities and cellular hydrogen peroxide content under drought condition
(2020-02)Abiotic stress is one of the most serious causes that pose a detrimental impact on the growth and survival of plants. The plant-specific NAC (NAM, ATAF1/2, CUC2) transcription factors have been suggested to play important ... -
Biochemical analysis of transgenic arabidopsis Thaliana ovre- expressing a soybean response regulator exposed to drought stress condition
(International University - HCMC, 2019)Two-component systems (TCSs) have been shown to participate in plant responses to drought. From previous study, soybean gene GmRR34 encoding for the response regulator protein of the TCS, has been shown to have higher ... -
Biofilm Pyocyanin And Siderophore Production Of Commensal Pseudomonas Aeruginosa Isolates
(2020-02)Pseudomonas aeruginosa (P. aeruginosa) has been one of the most concerned pathogens recently due to its high multidrug resistance rate. This bacterium can colonize humans and be a part of human normal flora, but it can ... -
Biogas production from tapioca wastewater
(International University HCMC, Vietnam, 2010)This thesis was carried out in order to ascertain the possibility to recover methane gas and reduction of organic matter from wastewater containing biodegradable organic materials, particularly tapioca wastewater. It mainly ... -
Biological activities of alkaloid and steroids from crinium latifolium linn
(International University HCMC, Vietnam, 2014)Three compounds including 2-epi-Lycorine (CLM103 and CLM2), β- Sitosterol-3-O-β-glucopyranoside (CLM3) and β- Sitosterol (CLM4) were isolated from the methanol extract from bulbs of Crinium latifolium Linn that was provided ... -
Biological activities of clinacanthus nutans (Burm .F) Lindau extracts
(International University HCMC, Vietnam, 2014)The aim of this study is to evaluate the antibacterial activity and antioxidant activity of isolations from Clinacanthus nutans (burm.f) Lindau. Methanol extract was separated by column chromatography and purified by ... -
Biological activities of clinacanthus nutans (Burm.F) lindau extract
(HCMC - International University, 2015)The aim of this study is to evaluate the antioxidant activity and the antiinflammation activity of compounds isolated from Clinacanthus nutans (burm.f) Lindau. Column chromatography, preparative thin-layer chromatography ... -
Biological activities of crude exopolysaccharides (eps) isolated from plasmodia of selected physarum species.
(International University - HCMC, 2018)The myxomycetes derive their common name (slime molds) from the multinucleate trophic stage (plasmodium) in the life cycle, which typically produces a noticeable amount of slimy materials, some of which is normally left ... -
Biological activities of geobacillus
(International University HCMC, Vietnam, 2014)Biological activities of Geobacillus stearothermophilus N014 isolated from Rach Lang stream in Vietnam was screened in this study. The activities tested included antimicrobial activity and starch hydrolysis ability. The ... -
Biological activities of some kinds of black garlic in Vietnam
(International University - HCMC, 2016)Black garlic has become more popular in Vietnam due to its interesting biological activities. However, the quality of black garlic in the Vietnamese market has not been studied yet. Therefore, this research was carried out ... -
Biological activity of chromoleana odorata L.
(International University HCMC, Vietnam, 2014)This is the first finding of new active compound COM521 in Chromoleana odorata L., which was 3-hydroxyl-5-[(N-methylamino)methyl]-tetrahydrofuran-2-one. The second active compound was 3-((6-O-(6-deoxy-α-L-manopyranosyl)- ... -
Biological activity of Lactobacillus plantarum
(International University HCMC, Vietnam, 2014)Lactobacillus plantarum is a non-pathogenic gram positive and rod shape bacterium that known as a member of Lactobacillus species. Lactobacillus plantarum has reported as a probiotic that had many applications in food industry, ... -
Biological activity of the paraya extract
(International University HCMC, Vietnam, 2014)The aim of study is evaluating in vitro anticancer activity of Carica papaya leaves. In addition, evaluating antioxidant and enzyme inhibitation activities were carried out. This research used chromatography and spectroscopic ... -
Biomineralization and bone regeneration of chitosan/gelatin based hydrogel composite
(International University - HCMC, 2016)In the field of transplants and heal bone defects, the injectable hydrogel composite is considered potentially in ability to heal and regenerate damaged bone tissue. Hence, this study will focus on the possibility of ... -
Biophysical properties and isolation of tannins from alove vera extract
(International University - HCMC, 2019)Aloe vera is a succulent plant which is widely used in many industrial fields. The aim of this study was to screen for the total phenolic content (TPC) by the Folin- Ciocalteau method, total flavonoid contents (TFC) by the ... -
Biophysical properties of plumeria obtusa leaf extract for antimicrobial ability and antioxidant ability
(International University - HCMC, 2019)The crude extracts of Plumeria obtusa (P.O) in four different solvents as ethanol, petroleum ether, ethyl acetate and distilled water were prepared before starting. At first, these extracts were used at the concentration ... -
Biosorption of copper using algae
(HCMC - International University, 2015)Using algae in biosorption process is considered as a good method for removal copper because of low cost, high efficiency in low copper concentration, possibility of metal recovery. In this study, Copper absorption capacity ... -
The Black Litterman Model For Portfolio Optimization
(2020)In this thesis we exploit the Black-Litterman model to practice on the Vietnam stock market that using historical price data over 5-year period from January 2015 to October 2019. The model allows investors to express ... -
Board characteristics and Capital Structure: A study of listed firms in HCM city stock exchange (HOSE)
(International University HCMC, Vietnam, 2013)The main purpose of this study is to analyze the relationship between one corporate governance mechanism, board of directors and capital structure decision of Vietnamese companies quoted at Hochiminh ... -
Board characteristics and capital structure: A study on non-financial listed firm HOSE
(International University HCMC, Vietnam, 2014)In recent years, the issue of capital structure and its determinants has been increasingly paid attention by researchers working in the area of finance literature. One of these considerably factor is Corporate governance. ...