Synthesis and biological evaluation of natural products and their analogs as new cancer chemotherapeutic agents

... SYNTHESIS AND BIOLOGICAL EVALUATION OF NATURAL PRODUCTS AND THEIR ANALOGS AS NEW CANCER CHEMOTHERAPEUTIC AGENTS FANG ZHANXIONG (B.Sc.(Hons.) NUS) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF ... production of a large number of analogs with the basic template.56 Epothilone D has shown to be at least as cytotoxic as paclitaxel against a range of...

Ngày tải lên: 10/09/2015, 15:49

... decaffeinated black tea II I–II I I Phase I–II Phase I–II Phase II Phase Phase Phase Phase Tea polyphenols and theaflavins III III I–II II II II II II II Phase II Phase II Phase II FEBS Journal 275 (2008) ... proteins, activation of caspase and caspase 7, and cleavage of poly(ADP-ribose) polymerase The inhibition of proteasome activity by these fruit or vegetables may contribute to...

Ngày tải lên: 30/03/2014, 02:20

... Evaluation of New Anti-cancer Nitrogen-Containing Combretastatins and Novel Cysteine Protease Inhibitors for the Treatment of Chagas Rogelio Siles Mentor: Kevin G Pinney, Ph.D In an effort to combat ... Derivatives of Combretastatins A-1 and A-4 66 Synthesis of Cold Precursors of Radio-labeled Combretastatins CA-1 and CA-4 70 Synthesis of OXi800...

Ngày tải lên: 14/11/2014, 11:32

... time in second (Mean ± SEM) 0h 2h 3h 4h 1.56 ± 0.16 2. 16 ± 0.16 2. 0 ± 0 .25 2. 16 ± 0.16 2. 0 ± 0 .25 2. 0 ± 0 .25 1.61 ± 0.30 2. 16 ± 0.30 2. 0 ± 0 .25 2. 16 ± 0.16 2. 0 ± 0 .25 2. 16 ± 0.16 Control Std 3a 3b ... 14.38; found C 57 .29 , H 3.65, N 14.45 Synthesis and biological evaluation of 2- substituted benzimidazole derivatives 2. 2 .2. 2 (1H-Benoimidazol -2-...

Ngày tải lên: 02/09/2015, 13:45

... PART I SYNTHESIS AND BIOLOGICAL EVALUATION OF PHOSPHOGLYCOLIPID PGL1 ANALOGUES PART II SYNTHESIS AND BIOLOGICAL EVALUATION OF ANDROGRAPHOLIDE ANALOGUES HADHI WIJAYA (BSc (Hons.) NUS) A THESIS ... CONTENTS iv SUMMARY vii LIST OF TABLES ix LIST OF FIGURES xi LIST OF SCHEMES xv LIST OF ABBREVIATIONS xvii CHAPTER INTRODUCTION 1.1 Overview 1.2 Definiti...

Ngày tải lên: 09/09/2015, 11:26

... functionalized isoindigos as antiproliferative agents, the aim of this thesis was to investigate medicinal chemistry approaches towards the design and synthesis of functionalized isoindigos with ... of isoindigos without compromising biological activity 1.5 Biological properties of functionalized isoindigos 1.5.1 Mode of action of meisoindigo Meisoindigo is the most wid...

Ngày tải lên: 10/09/2015, 08:38

... 1,3 ,5- Triazine Derivatives 11 1.2.2 Synthesis of 1,3 ,5- Triazine Derivatives 14 1.2.2.1 Solution phase synthesis of 2,4,6-trisubtituted -1,3 ,5- triazine 14 1.2.2.2 Solid- Phase Synthesis of 1,3 ,5- Triazine ... 65 3.4 Synthesis of 1,3 ,5- triazine Analogs via Guanidium Azolides 80 3 .5 Synthesis of 1,3 ,5- traizine-2,4-diones 3-17 81 3 .5. 1 S...

Ngày tải lên: 14/09/2015, 08:25

... the thesis involves the design, synthesis and biological evaluation of inhibitors of Dengue and West Nile virus NS2B- NS3 protease For the design of dengue NS2B- NS3 protease inhibitors, we were inspired ... DEN2 NS2b- NS3 protease 60 Chapter 4: Synthesis and biological evaluation of small molecule inhibitors of West Nile Virus NS2B/ NS3 P...

Ngày tải lên: 14/09/2015, 08:44

... PART I TOTAL SYNTHESIS AND BIOLOGICAL EVALUATION OF ANTILLATOXIN AND FRAGMENTS PART II SYNTHETIC STUDIES TOWARDS THE TOTAL SYNTHESIS OF CYTOCHALASANS AND TUBEROSTEMONINE APPENDIX ... Biological Evaluation of Antillatoxin and Fragments 1. 1 Historical Background 1. 2 Previous Synthetic Studies 1. 3 Our Retrosynthetic Analysis of...

Ngày tải lên: 16/09/2015, 08:31

... doi:10.1007/s11671-010-9774-z Cite this article as: Zhai et al.: One-Pot Synthesis of Biocompatible CdSe/CdS Quantum Dots and Their Applications as Fluorescent Biological Labels Nanoscale Res Lett 2011 ... temperature, and 19 mg of Se powder was added Finally, the mixture was heated to 240°C and kept for a certain period of time such as 1, 5, 60, and 120...

Ngày tải lên: 21/06/2014, 08:20

... understanding of how consumers process and evaluate ambiguous products The success of some ambiguous products and the failure of others have added to the confusion surrounding these products and consumer ... issues associated with consumer understanding and evaluations of ambiguous products and to suggest ways by which marketers can render consumer evalua...

Ngày tải lên: 02/11/2014, 00:26

... describe the design and synthesis of OrlistatTM -like natural product -based probes (Chapter 2, & 4), K11777 -like drug candidate -based probes (Chapter 5) and azanitrile-containing small molecules (Chapter ... 1.2 Activity- Based Protein Profiling (ABPP) 1.2.1 Introduction 1.2.2 Activity- Based Probe Design 1.2.3 Bioorthogonal Chemistry in ABPP 10 1.2.4 Application...

Ngày tải lên: 09/09/2015, 18:54

... 1.2 Natural Products 1.3 Biosynthesis of Natural Products 1.4 Natural Products in Modern Drug Discovery Chapter Chemistry of Calophyllum wallichianum 12 14 2.1 Introduction 14 2.2 Results and ... general background of natural products chemistry Chapter two to chapter four concern the chemical studies of three plants: Calophyllum wallichianum, Scapania und...

Ngày tải lên: 03/10/2015, 20:33

... protein expression of several genes of interest in the tumor tissues was examined and these findings were compared with those from cell line studies The antitumor effect of the combination of TQ ... determining the anticancer activities of TQ and its possible mechanisms of action in breast cancer cells, our next interest was to examine these effects in an animal...

Ngày tải lên: 10/09/2015, 09:09

... IONP@PC and IONP@mC-600 Insets of C and F: SAED patterns of IONP@PC and IONP@mC-600 95 Figure 6-4: Particle size distributions of (A) IONP@PC and (B) IONP@mC-600 96 Figure 6-5 TEM images of IONP@mC-600 ... iron oxides and lithium was in the 1980s.[51] However, the nature of the reaction was not clear until J M Tarascon and his coworkers reported the conversion reaction...

Ngày tải lên: 10/09/2015, 09:30