Biotechnology: Recent submissions
Now showing items 481-500 of 1320
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Effects of C/N ratios on growth and survival of white leg shrimp (Litopenaeus vannamei) by using monosaccharide as the carbohydrate supplement source in the biofloc based rearing system
(International University - HCMC, 2021)C/N ratio plays an important role in aquaculture system with biofloc technology application. The toxic nitrogen will be controlled through adding carbohydrates to water, which heterotrophic bacterial will be stimulated by ... -
Contribution to pharmacognostical standardization and evaluation of antioxidant activity of seed extracts of Ensete glaucum (Roxb.) cheesman
(International University - HCMC, 2021)Ensete glaucum seeds are commonly known as an herbal traditional medicine with many therapeutic potentials. Phytochemical analysis and standardization of herbal remedies are solicitations that should be elaborated to prepare ... -
Study on the application of enzyme extracted from aspergillus oryzae soluble solid content improvement of coffee
(International University - HCMC, 2021)The objective of this study was to investigate the optimal conditions for Aspergillus oryzae incubation in order to obtain the highest pectinase activity and then apply it into Robusta fermentation with various temperatures ... -
Investigate lab scale microbial fuel cells (MFCs) in bioleaching for metals recovery
(International University - HCMC, 2021)Improper management of dumped tailings not only causes a potential waste of resources but also poses a direct threat to the lives and the environment. The Microbial Fuel Cell was used in the study to extract metals such ... -
Application of direct triplex real-time PCR method for detecting Streptococcus agalactiae, streptococcus pyogenes, streptococcus suis from suspected bacterial meningitis cases in children under 5 years of age in Southern Vietnam, between 2012-2019
(International University - HCMC, 2020)In this study, a direct triplex real-time PCR method was applied to identify directly three agents without extracting DNA including Streptococcus pyogenes, Streptococcus agalactiae, and Streptococcus suis on 1767 cerebrospinal ... -
Improve developmental competence of parthenogenetic porcine embryo by combination ascorbic acid insulin- transferrin - selenium in culture condition
(International University - HCMC, 2020)Culture medium is an essential factor that affects directly on the development of the embryo during pre-implantation stages. In order to improve the quantity and quality of desired embryo, many treatments have been applied ... -
Synthesis of amide derivatives of dipterocarpol and antibacterial test of amine derivative
(International University - HCMC, 2020)The thesis’s aim was completed because four amide derivatives of dipterocarpol were synthesized successfully from amine derivative of dipterocarpol and carboxylic acids. Moreover, amine derivative was also tested for ... -
Investigation of antioxidant and antimicrobial properties of various extracts from houttuynia cordata thunb
(International University - HCMC, 2020)The extraction of Houttuynia cordata Thunb. (H. cordata) is carried out by two methods: pressurized solvent extraction (PSE) and percolation with different solvents such as methanol, ethanol, hexane and ethyl acetate. This ... -
Effect of thermal treatments (roasting, microwave, steaming) on anti-nutritional factors, physical and antioxidant properties of black gram (Vigna cylindrica (L.) skeels)
(2020)The aim of this research was to investigate the effect of thermal treatments including roasting, microwave, steaming on anti-nutritional factors, physical and antioxidant properties of black gram (Vigna cylindrica (L.) ... -
Effect of plumule maturity on formation of embryogenic callus in Vietnamese makapuno coconut (Cocos Nucifera L.) variety
(International University - HCMC, 2020)Coconut palm (Cocos nucifera L.) is one of the most important commercial crops that is cultivated in multiple tropical regions, mainly grew in the Philippines, Indonesia, India, East and West Africa, the West Indies, etc. ... -
Evaluation of stem cell viability and functionality in supposed transporting procedure
(International University - HCMC, 2020)Mesenchymal Stem Cells (MSC), also termed Mesenchymal Stromal Cells, are multipotent cells that can differentiate into a variety of cell types and have the capacity for self-renewal. Unlike bone marrow stem cells, UC- MSCs ... -
Evaluating biological activities of exopolysaccharides (EPSs) produced by the bacteria isolated from myxomycete plasmodia
(International University - HCMC, 2020)Slime molds, a special group of fungus-like protozoans, which possess many novel bioactive compounds. In addition, bacterial exopolysaccharides (EPS) have been proved to have remarkable bioactivities. However, there has ... -
Effects of pH and temperature on the virulence of Vibrio Parahaemolyticus
(International University - HCMC, 2019)Vibrio parahaemolyticus is a Gram-negative bacterium that can cause Early Mortality Syndrome (EMS), now named Acute Hepatopancreatic Necrosis Disease (AHPND) in shrimp. AHPND resulted in serious damage to the shrimp ... -
Evaluation of antioxidant properties of wood decay fungi
(International University - HCMC, 2019)Fungi have been reported as useful sources of possible biocompounds which are applied in many fields of human life such as food products, therapeutic, pharmaceutical purposes and healthy cosmetics. The objective of this ... -
Adsorption of heavy metals on litchi pericarp
(International University - HCMC, 2019)This project investigated litchi pericarp (LP) and modified litchi pericarp (MLP) as promising materials for removing toxic pollutants as Cd (II) and Ni (II) from aqueous solutions. Several batch assays were conducted to ... -
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 ... -
Micropropagation of wild type tomato (Solanum habrochaites S. Knapp & D.M. spooner) and hybrid tomato (Lycopersicon esculentum var. cerasi
(International University - HCMC, 2019)Tomato is one of popular fruits in Vietnam. Hybrid tomato is cultivated for producing fruits while wild-type tomato is used as rootstock to assist the development of hybrid tomato. Wild-type tomato should be preserved and ... -
Quality and digestibility of biscuit mande from soybean flour and treated cassava starch with different protein contents
(International University - HCMC, 2019)Heat – moisture treatment has an important role in reducing the risk of obesity and diabetes through its essential effects on starches. This research aimed at investigating the acceptability and digestibility of cookies ... -
Effects of soaking conditions and blending speed on pine nut (Pinus dalatensis L.) milk
(International University - HCMC, 2019)Although pine nut (Pinus spp.) is commonly used in Western cuisine due to its potential nutrition values; it is underused in Vietnam despite the fact that Vietnam is a considerable source of pine put (Pinus dalatensis L). ... -
Effects of enzyme assisted and ultrasound assisted extraction methods on total pjenolic and flavonoid contents and antioxidant activity of pomelo peel extracts
(International University - HCMC, 2019)Phenolic and flavonoid compounds get more and more attention in recent years due to their valuable benefits for human life based on the antioxidant activity. The idea of using fruit residues as sources of bioactive compounds ...