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Full-Text Articles in Physical Sciences and Mathematics

The Use Of A Quartz Crystal Microbalance With Dissipation For The Measurement Of Protein–Protein Interactions: A Qualitative And Quantitative Analysis Of The Interactions Between Molecular Chaperones, Janice Limson, Odutayo O. Odunuge, Hans Green, Fredrik Höökc, Gregory Blatch Nov 2004

The Use Of A Quartz Crystal Microbalance With Dissipation For The Measurement Of Protein–Protein Interactions: A Qualitative And Quantitative Analysis Of The Interactions Between Molecular Chaperones, Janice Limson, Odutayo O. Odunuge, Hans Green, Fredrik Höökc, Gregory Blatch

Faculty Publications

Biotechnology research and innovation depends on the ability to understand the molecular mechanisms of biological processes such as protein–protein and protein–ligand interactions. Surface plasmon resonance (SPR) spectroscopy is now well established as a quantitative technique for monitoring biomolecular interactions. In this study, we examined the recently developed quartz crystal microbalance with dissipation (QCM-D) method as an alternative to SPR spectroscopy to investigate protein–protein interactions, in particular, for chaperone–co-chaperone interactions. In mammalian cells, the Hsp70/Hsp90 organizing protein (Hop) is a co-chaperone required for the association of the molecular chaperones, heat shock protein 70 (Hsp70) and heat shock protein 90 (Hsp90). The …


Diel Activity Patterns Of The Louisiana Pine Snakes (Pituophis Ruthveni) In Eastern Texas, Marc J. Ealy, Robert R. Fleet, D. Craig Rudolph Jan 2004

Diel Activity Patterns Of The Louisiana Pine Snakes (Pituophis Ruthveni) In Eastern Texas, Marc J. Ealy, Robert R. Fleet, D. Craig Rudolph

Faculty Publications

This study examined the diel activity patterns of six Louisiana pine snakes in eastern Texas using radio-telemetry. snakes were monitored for 44 days on two study areas from May to October 1996. Louisana pine snakes were primarily diurnal with moderate crepuscular activity, spending the night within pocket gopher burrows or inactive on the surface. During daylight hours, snakes spent approximately 59% of their time underground within gopher burrows, burned out/rotten stumps, or nine-branded armadillo (Dasypus novemcinctus) burrows. Remaining time was spent on the surface either close to subteranean refuge, or in long distance movements that generally terminet at …


"A New Phase Of The Complex Trinitratotris(Triphenylphosphineoxide)Neodymium(Lll), J. Brannon Gary Jan 2004

"A New Phase Of The Complex Trinitratotris(Triphenylphosphineoxide)Neodymium(Lll), J. Brannon Gary

Faculty Publications

There has been considerable interest in the complexes formed by the lanthanides with various monodentate neutral ligands with O as the donor atom. Phosphine oxides, in particular, have proven useful in complexing to lanthanide metal ions and have found practical application in the solvent extraction and separation of lanthanides.1 Several lanthanide(III) nitrate complexes with triphenylphosphine oxide (OPPh3) have been prepared resulting in complexes having as few as two and as many as four OPPh3 groups per lanthanide center.2−4 An earlier study by Cousins and Hart5 identified the complex [Nd(OPPh3)3(NO3)3]. Two crystal phases of this same complex were briefly reported later …