Biological chemistry

The objectives of the thesis: Isolation and determination of chemical structures of the isolated compounds from the leaves of Excoecaria agallocha L. and Excoecaria cochinchinensis Lour.; studied the cytotoxic, anti-inflammatory, and antimicrobial activities of the isolated compounds to find the bioactive compounds.

27p closefriend09 16-11-2021 30 3   Download

The purpose of the thesis research: Synthesis of new complexes of platinum and rare-earth elements containing quinoline's derivatives that are resistant to cancer cells, high antimicrobial activity or good fluorescence.

27p tunelove 10-06-2021 21 4   Download

The objectives of the thesis: Study on chemical composition of Paramignya trimera and Morinda longissima species. Evaluation of hepatoprotective and anti-HBV activities of extracts and pure compounds from stems and roots of Xao tam phan (Paramignya trimera (Oliv.) Guill.) and Nho dong (Morinda longissima Y.Z. Ruan).

22p extraenglish 24-05-2021 29 3   Download

The objectives of the thesis: The objectives of this study are to investigate the main chemical compositions of Euphorbia hirta L. to search for chemical constituents in relation to biological activities, contributing to further studies to create products for application in the aquarculture industry in particular and for life in general.

31p extraenglish 24-05-2021 31 3   Download

The aim of the thesis: Study on chemical constituents of two Knema species including Knema pachycarpa and Knema saxatilis growing in Vietnam. Evaluate cytotoxic and cetylcholinesterase enzyme inhibitory activitiesof isolates to find out bioactive compounds.

25p extraenglish 24-05-2021 19 4   Download

The aim of the thesis: Study on chemical composition of starfish Acanthaster planci of Vietnam, synthesizing hydroxyl and oxime derivatives from a steroid isolated from this starfish and assessing biological activity of isolated and synthesized compounds.

26p extraenglish 24-05-2021 21 4   Download

The research objectives of the thesis: Isolate and determine the chemical structure of compounds from C. candicans and C. macrophylla species collected in Vietnam. Assessment of toxic activity on some cancer cell lines: liver (Hep-G2), lung (Lu-1) and breast (MCF-7) of isolated clean compounds. Researching the chemical composition of C. candicans and C. macrophylla essential oils

29p extraenglish 24-05-2021 16 4   Download

Goals of the study: Synthesis of new organic compounds (target) containing imidazole-5-one heterocycle; thiazolidine-2,4-dione heterocycle or 1,3,4-oxadiazoline heterocycle with different substituents in experimental conditions of Vietnam. Study on the properties, structures and biological activities of these compounds to contribute to the studies of both theory and application of heterocyclic compounds.

27p prisonbreak123 21-05-2021 25 4   Download

Purposes of the study: Introduce and clarify the concept "the competency of exploring and obtaining knowledge" through elemental competencies and compatible activities in teaching maths for high school students; Find out the reality and need of improving the competency of exploring and obtaining knowledge in teaching maths for high schools students majoring in physics, chemistry and biology; Build and test the feasibility of pedagogy method applied in teaching maths at high school classes majoring in physics, chemistry, and biology to foster this capacity for students.

27p prisonbreak123 21-05-2021 22 3   Download

The objectives of this study are to investigate the main chemical compositions of Euphorbia hirta L. to search for chemical constituents in relation to biological activities, contributing to further studies to create products for application in the aquarculture industry in particular and for life in general.

31p capheviahe27 23-02-2021 27 4   Download

With the aim of searching for bioactive compounds from plants of the genus Garcinia in order to contribute to the scientific basis for further research in the pharmaceutical field, the thesis focuses on studying two species of the genus Garcinia is Garcinia cowa and Garcinia hanburyi.

27p capheviahe27 23-02-2021 12 4   Download

The objectives of the thesis: Study on chemical constituents of two species Markhamia stipulata var. canaense V.S. Dang and Stereospermum binhchaunesis V.S. Dang; evaluation of biological activities of isolated compounds to find potential compounds.

27p capheviahe27 23-02-2021 15 3   Download

Summary of Chemical doctoral thesis: Chemical constituents and biological activities of two starfish Anthenea Sibogae and Anthenea Aspera collected from Vietnamese coast

29p capheviahe27 23-02-2021 21 3   Download

Research purposes of the dissertation: Studying on Dalbergia tonkinensis Prain systematicly and fully about: plants (microsurgery, gene sequences), chemical compositions and biological activity.

27p capheviahe27 23-02-2021 13 3   Download

The aim of the thesis: Study on chemical constituents of two Tacca species including Tacca vietnamensis and Tacca chantrierri growing in Vietnam; evaluate cytotoxic and inflammatory activities of isolates to find out bioactive compounds.

27p capheviahe27 23-02-2021 25 4   Download

The objectives of the thesis: Study on chemical constituents of three Antidesma species including A. acidum, A. ghaesembilla, and A. hainanensis growing in Vietnam; evaluation of biological activities of isolated metabolites to find potential compounds.

27p capheviahe27 23-02-2021 28 4   Download

The objective of the thesis: Study on the chemical constituents of the species Dacrycarpus imbricatus (Blume) de Laub, Fokienia hodginsii (Dunn) Henry a. et Thomas; investigation in to their biological activities.

27p capheviahe27 23-02-2021 22 3   Download

The objectives of the thesis: Study on chemical constituents of three Trichosanthes species (T. baviensis, T. anguina, and T. kirilowii) grown in Vietnam; evaluation of cytotoxic and tyrosinase enzyme inhibitory activities of isolated compounds from the above mentioned Trichosanthes species.

14p capheviahe26 25-01-2021 19 3   Download

Research to develop an analytical method for methyl mercury in biological samples with high sensitivity, selectivity, and accuracy; research and assessment of the transformation and bioaccumulation of mercury in sediment and biological samples in Than Sa gold mining area, Vo Nhai district, Thai Nguyen province.

27p capheviahe26 25-01-2021 24 4   Download

Study on chemical constituents of two Knema species including Knema pachycarpa and Knema saxatilis growing in Vietnam; evaluate cytotoxic and cetylcholinesterase enzyme inhibitory activitiesof isolates to find out bioactive compounds.

25p capheviahe26 25-01-2021 19 4   Download