Biotechnology: Recent submissions
Now showing items 1101-1120 of 1320
-
Study on commercial enzyme (Viscozyme L.) for coffee mucilage -layer treatment and soluble solids content extraction
(International University, Vietnam, 2014)Coffee is one of the most widely consumed beverages in the world. Many methods are used to produce the coffee product, but applying enzyme for this task is safer one. Viscozyme®L was studied to find the optimal conditions ... -
Study on bioactivities of hylocereus undatus seed extracts: Antioxidant activities and determination of its essential fatty acids
(International University, Vietnam, 2014)This study aimed to evaluate the antioxidant capacity and total phenolic content, total flavonoid of seeds of Hylocereus undatus and the fatty acids composition of of H. undatus seed oil by Gas Chromatography (GC) combined ... -
Study on antioxidant and antimicrobial activities of essential oils extracted from peels of pomelos grown at different locations in Vietnam
(International University, Vietnam, 2014)Chemical composition, antioxidant and antimicrobial activities of essential oils (EOs) extracted by cold pressing method from peel of many pomeloes (Da Xanh, 5 Roi, Duong Cam, Long pomelo) at different provinces in ... -
Study on antimicrobial and antioxidant activities of Kombucha and fermented pineapple juice
(International University, Vietnam, 2014)Kombucha (tea fungus) is a fermented sweeten-black tea that have antioxidant and antimicrobial abilities. The Lactobacillus spp was isolated from fermented food and bring to the symbiosis with kombucha layer in fermentation ... -
Screening on total phenolic contents, antimicrobial and anioxidant activities of citrus extracts from Vietnam citrus peels using different solvents
(International University, Vietnam, 2014)Citrus peels have been known to be a source of natural tonic, and bioactive compounds for prophylactics and improving health. In this research, bioactive compounds were secreted from fresh grinded peels of Dao Lime ... -
Screening of fibrinolytic enzimes in traditional Vietnamese fermented soybean pastes and isolation of related bacteria
(International University, Vietnam, 2014)The formation of fibrin clots in blood vessels is one of the causes of cardiovascular diseases, which are the main cause of death in the world. The objective of this study was to screen the presence of fibrinolytic ... -
Quality of biomass of floc-associated bacteria isolated from shrimp ponds
(International University, Vietnam, 2014)Bacterial biomass, particularly in vivo, is considered as an alternative source of protein and other essential nutrients for aquaculture species given the increasing cost and unsustainable supply of fish meal worldwide. ... -
Production of polyclonal antibody against surface antigen One (SAO) protein of Streptococus suis for optimization of an indirect ELISA
(International University, Vietnam, 2014)Surface antigen one (SAO) is a protein from the major important zoonotic pathogen, Streptococcus suis. In this study, recombinant SAO-M protein was produced in E. coli BL21(DE3)pLys cells and was purified by using His-tag; ... -
Preparation of biocompatible and bio-adhesive chitosan-based hydrogel for biomedical applications
(International University, Vietnam, 2014)Recent years, several studies related to hydrogels for biomedical applications have been much attractive due to their potential performances in drug/cell delivery and tissue regeneration. In this study, we introduce two ... -
Preliminary phytochemical screening, acute oral toxicity and anticonvulsant activity of the berries of solanum nigrum linn
(International University, Vietnam, 2014)The present study was carried out to investigate the preliminary phytochemical properties, acute oral toxicity and anticonvulsant activity of the berries of Solanum nigrum Linn. (S. nigrum). Phytochemicals from the ... -
Micropropagation of Oncidium orchid by PLB techniques
(International University, Vietnam, 2014)Auxin group and cytokinin group were examined for the effects of micropropagation of Oncidium orchid by PLBs techniques, with purposes of preservation of Vietnam breeds and supplement for demand of ... -
Isolation and identification of yeast and bacteria that produce cellulase and pectinase activities from coffee plant
(International University, Vietnam, 2014)Cellulase and pectinase are used in various fermentations as coffee, pepper, or cocoa for mucilage removal and also flavor enhancement. However, the sources of microorganisms are important, so in the study, the purpose is ... -
Investigation of vitamins production in lactic acid bacteria
(International University, Vietnam, 2014)Lactic acid bacteria (LAB) are safety microorganism, used as probiotic for human. They are capable of synthesizing essential biomolecules such as vitamins, enzymes, exopolysaccharides, bacteriocins or bioactive peptides serve ... -
Investigating the rate of the staphylococcus aureus nasal carriage in Vietnamese community
(International University, Vietnam, 2014)Staphylococcus aureus has long been recognized as an important human pathogen causing many severe diseases. It is also a part of human normal flora with its ecological niches in the human anterior nares. This study focused ... -
Investigating the rare of multi-drug resistant staphylococcus aureus in Vietnamese comminity
(International University, Vietnam, 2014)Staphylococcus aureus, one of the five most common causes of infections after injury or surgery, has emerged in recent years as an important public health concern because of the appearance of multi-drug resistant strains. ... -
Identification of new local isolated Dunaliella strains using its (internal transcribed spacers) markers
(International University, Vietnam, 2014)Beta-carotene, the major carotenoid accumulated in Dunaliella, is a valuable compound, in high demand as a natural food coloring agent, pro-vitaminA, additive to cosmetics, and health food. Dunaliella salina is considered ... -
Growth of nanoalgae (Picochlorum) and its relative lipid signal in different media
(International University, Vietnam, 2014)The continuous instability observed in the price of crude oil, the global dependence of civilization on electricity production and generation of liquid fuels has triggered the search for renewable sources of energy. Indeed, ... -
Genetic relationship of wild boars in Vietnam's central highland area assessed by mitochondrial D-Loop region
(International University, Vietnam, 2014)The domesticated pigs (Sus Scrofa domesticus) are known to be descendants of the crosses between European wild boar and Chinese pigs. Here, in Lam Dong province of Vietnam, indigenous pigs in which their phylogenetic ... -
Evaluation of anti-diabetic activity of quercetin-3-0-Arabinofuranoside from ethyl acetate extract of euphorbia thymifolia linn using STZ/NAD-induced biabetes mice
(International University, Vietnam, 2014)This study aimed to investigate the oral anti-diabetic activity of quercetin-3-O- arabinofuraroside from ethyl acetate extract of Euphorbia thymifolia Linn in Vietnam. The isolated compound was tested for its hypoglycemic ... -
Evaluation the method for measles virus isolation on Vero/Slams cell culture
(International University, Vietnam, 2014)This study aimed to Evaluate the measles virus isolation method on Vero / SLAMs cell culture to get best procedure with necessary data for laboratory quality assurance and provided technical data for isolation method of ...