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Full-Text Articles in Physical Sciences and Mathematics

Synthesis Of Ester Derivatives Of Resveratrol As Potential Anti-Cancer Drugs, Parasmani Pageni Aug 2013

Synthesis Of Ester Derivatives Of Resveratrol As Potential Anti-Cancer Drugs, Parasmani Pageni

Electronic Theses and Dissertations

Resveratrol is a naturally occurring phytoalexin of the stilbene family produced by various plants in response to stress, UV radiation, and fungal attack. It is primarily found in peanuts, berries, grape skin, and red wine. Resveratrol has been found to exhibit anti-cancer, anti-inflammatory, anti-aging, and anti-oxidant properties. Research indicates that diets enriched with resveratrol containing substances result in less incidence of cancer. Unfortunately, the low bioavailability and solubility has been a huge setback for its potential prospects. As a result, efforts have been made to synthesize derivatives of resveratrol with increased solubility and bioavailability. Three triester novel resveratrol derivatives 3, …


Protein-Protein Interaction Between Multi-Functional Protein Cad And Protein Phosphastase 1 (Pp1), Meenal Mhaskar Apr 2013

Protein-Protein Interaction Between Multi-Functional Protein Cad And Protein Phosphastase 1 (Pp1), Meenal Mhaskar

Master's Theses and Doctoral Dissertations

Uncontrolled cell proliferation, a hallmark of cancer, is associated with activation of CAD, a multifunctional protein that catalyzes the first three steps in pyrimidine biosynthesis. The cell cycle dependent regulation of pyrimidine biosynthesis is a consequence of sequential phosphorylation of CAD Thr-456 and Ser-1406 by the MAP kinase and PKA cascades, respectively. The mechanism that controls the timing of these events is not well understood. Our hypothesis is that timing of the activation and nucleocytoplasmic dynamics of CAD is controlled by signaling complexes with kinases and phosphatases. Interestingly, a consensus sequence for PP1 targeting proteins is located immediately adjacent to …


Computational Approaches For Structure Based Drug Design And Protein Structure-Function Prediction, Sai Lakshmana Kumar Vankayala Jan 2013

Computational Approaches For Structure Based Drug Design And Protein Structure-Function Prediction, Sai Lakshmana Kumar Vankayala

USF Tampa Graduate Theses and Dissertations

This dissertation thesis consists of a series of chapters that are interwoven by solving interesting biological problems, employing various computational methodologies. These techniques provide meaningful physical insights to promote the scientific fields of interest. Focus of chapter 1 concerns, the importance of computational tools like docking studies in advancing structure based drug design processes. This chapter also addresses the prime concerns like scoring functions, sampling algorithms and flexible docking studies that hamper the docking successes. Information about the different kinds of flexible dockings in terms of accuracy, time limitations and success studies are presented. Later the importance of Induced fit …


Virtual Screening For Inhibitors Of Anti-Apoptotic Proteins: Dck, Bcl-Xl, Mcl-1, Mdmx, And Mdm2, Courtney Jerome Du Boulay Jan 2013

Virtual Screening For Inhibitors Of Anti-Apoptotic Proteins: Dck, Bcl-Xl, Mcl-1, Mdmx, And Mdm2, Courtney Jerome Du Boulay

USF Tampa Graduate Theses and Dissertations

←Within this dissertation the topic of virtual screening is discussed with regard to three different cancer targets and also a brief introduction of the tools used in virtual screening. In Chapter 1, the reader will be introduced to virtual screening and the programs that are used in virtual screening. In Chapter 2, the first of three projects are discussed. This project consists of the work that was done to find inhibitors of the P53 binding domain of MDMX. In this project the mobility of residues within the binding site of MDMX are discussed and the ways in which we attempted …


Polymer Microsystems For The Enrichment Of Circulating Tumor Cells And Their Clinical Demonstration, Joyce W. Kamande Jan 2013

Polymer Microsystems For The Enrichment Of Circulating Tumor Cells And Their Clinical Demonstration, Joyce W. Kamande

LSU Doctoral Dissertations

Cancer research is centered on the discovery of new biomarkers that could unlock the obscurities behind the mechanisms that cause cancer or those associated with its spread (i.e., metastatic disease). Circulating tumor cells (CTCs) have emerged as attractive biomarkers for the management of many cancer-related diseases due primarily to the ease of securing them from a simple blood draw. However, their rarity (~1 CTC per mL of whole blood) makes enrichment analytically challenging. Microfluidic systems are viewed as exquisite platforms for the clinical analysis of CTCs due to their ability to be used in an automated fashion, minimizing sample loss …