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Full-Text Articles in Biochemistry

Structural Basis For Ternary Complex Formation Between Tau, Hsp90, And Fkbp51, Alexander Steven Barrett Jan 2013

Structural Basis For Ternary Complex Formation Between Tau, Hsp90, And Fkbp51, Alexander Steven Barrett

USF Tampa Graduate Theses and Dissertations

The accumulation of the microtubule associated protein tau has been implicated in several neurological disorders; however, its interaction with chaperones along its normal degradation pathway remains largely uncharacterized at single residue resolution. In this study, nuclear magnetic resonance (NMR) spectroscopy was used to probe the interaction between tau, the molecular chaperone Hsp90, and the immunophilin FKBP51. Resonance intensity changes were observed for specific residues in the heteronuclear single quantum coherence (HSQC) spectra of 15N-labeled tau in the presence of Hsp90 and/or FKBP51. Analysis of the HSQC spectra identified the two hydrophobic hexapeptide motifs located at residues V275 - K280 and …


Phosphorylation Of Histone Deacetylase 6 Within Its C-Terminal Region By Extracellular Signal Regulated Kinase 1, Kendra Allana Williams Jan 2013

Phosphorylation Of Histone Deacetylase 6 Within Its C-Terminal Region By Extracellular Signal Regulated Kinase 1, Kendra Allana Williams

USF Tampa Graduate Theses and Dissertations

http://upload.etdadmin.com/etdadmin/pdfout/222759_supp_undefined_2A63E500-E9D7-11E2-925E-BE522E1BA5B1.PDF


Biochemical Aspects Of The Thermal Sensitivity And Energy Balance Of Polar, Tropical And Subtropical Teleosts, Eloy Martinez Jan 2013

Biochemical Aspects Of The Thermal Sensitivity And Energy Balance Of Polar, Tropical And Subtropical Teleosts, Eloy Martinez

USF Tampa Graduate Theses and Dissertations

The maintenance of a functional energy balance in ectothermic fauna could be challenging in a thermally disparate environment. Biochemical adaptations at the enzyme and membrane levels allows for a set compensatory mechanism that allow the individual to maintain an energetic surplus, thus allocating energy for growth and reproduction. The present work describes how the energetic machinery in the cell, particularly the mitochondrion, could be affected by temperature changes. More specifically, this work aimed to determine how environmental temperature affects the mitochondria energetic performance of fishes from disparate thermal regimes.

Mitochondrial ATP production efficiency was evaluated in fishes from polar, tropical …


Immobilization And Characterization Of Physisorbed Antibody Films Using Pneumatic Spray As Deposition Technique, Jhon J. Figueroa Jan 2013

Immobilization And Characterization Of Physisorbed Antibody Films Using Pneumatic Spray As Deposition Technique, Jhon J. Figueroa

USF Tampa Graduate Theses and Dissertations

The immobilization of antibodies on silica surfaces has been a wide and common practice via cross-linking with the formation of covalent bonds between surface and antibody. The formation of antibody thin films on solid surfaces using pneumatic spray (PS) as the deposition technique and the analysis of the surface morphology of these films were investigated during this study. The pneumatic spray method was compared with the covalent bonding method Avidin-Biotin Bridge (ABB). The intensities and capture efficiency tests showed similar results for both techniques with a lower signal-to-noise ratio (SNR) for the PS deposited films. Specificity tests suggested that the …