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Displaying 1176 - 1200 of 1412

Reversible switching between two common protein folds in a designed system using only temperature

January 19, 2023

Author(s)

Tsega Solomon, Yanan He, Fahriye Nese Sari, Yihong Chen, David Travis Gallagher, Philip Bryan, John Orban

… from an alpha/beta-plait topology with a single V90T amino acid substitution, populating both forms simultaneously. The …

Development of a Tool to Determine the Variability of Consensus Mass Spectra

March 8, 2021

Author(s)

Benjamin Place

… impact the measured variability. Using perfluorooctanoic acid (PFOA) as the model compound, the variability of …

Conformational gating, dynamics and allostery in human monoacylglycerol lipase

October 28, 2020

Author(s)

Sergiy Tyukhtenko, Girija Rajarshi, Ioannis Karageorgos, Nikolai Zvonok, Kiran Vemuri, Jeffrey W. Hudgens, Xiaoyu Ma, Mahmoud L. Nasr, Alexandros Makriyannis, Kyle Anderson, Jason J. Guo, Gerhard Wagner

… substantially more dynamic upon substitution of catalytic acid Asp-239 by alanine. These regions, located far from the …

Engineering Microporous Ethane-Trapping Metal-Organic Frameworks for Boosting Ethane/Ethylene Separation

February 21, 2020

Author(s)

Jiyan Pei, Jia-Xin Wang, Kai Shao, Yu Yang, Yuanjing Cui, Hui Wu, Wei Zhou, Bin Li, Guodong Qian

… and selectivity simultaneously. By altering the carboxylic acid linker in Ni(bdc)(ted) 0.5 , we developed two novel …

Proteomic Analysis of Urine from California Sea Lions (Zalophus californianus): a Tool for Urinary Biomarker Discovery

August 15, 2018

Author(s)

Ben Neely, Katherine Prager, Alison Bland, Christine Fontaine, Frances Gulland, Michael G. Janech

… associated-lipocalin, Osteopontin, and Epidermal fatty acid binding protein were elevated over 20-fold in the …

Photo-induced transformations of polyvinylpyrrolidone coatings on gold nanoparticles and effects on colloidal stability

July 28, 2017

Author(s)

Stacey M. Louie, Justin Gorham, Jiaojie Tan, Vincent A. Hackley

… it did not prevent subsequent stabilization by humic acid. This study clearly shows that UV exposure can result in …

Identification of novel N-glycosylation sites at non-canonical protein consensus motifs

June 14, 2016

Author(s)

Mark S. Lowenthal, Kiersta S. Davis, Lisa E. Kilpatrick, Catherine A. Mouchahoir, Karen W. Phinney

… of partially-deglycosylated glycopeptide targets. Alpha-1-acid glycoprotein (A1AG) and serotransferrin (Tf) were …

Real-Time, Single Molecule Electronic DNA Sequencing by Synthesis Using Polymer Tagged Nucleotides on a Nanopore Array

May 10, 2016

Author(s)

Carl Fuller, Shiv Kumar, Mintu Porel, Michen Chien, Arek Bibillo, P. B. Stranges, Michael Dorwart, Chuanjua Tao, Zengmin Li, Wenjing Guo, Shundi Shi, Daniel Korenblum, Andrew Trans, Anne Aguirre, Edward Liu, Takeshi Harada, James Pollard, Ashwini Bhat, Cynthia Cech, Alexander Yang, Cleoma Spilman, Mirko Palla, Jennifer Hovis, Roger Chen, Irina Morozova, Sergey Kalachikov, James Russo, John J. Kasianowicz, Stefan Roever, George Church, Jingyue Ju

… (SBS) offers a robust platform to decipher nucleic acid sequences. Recently, we developed a single molecule …

Extraordinary Separation of Acetylene-Containing Mixtures with Microporous Metal-Organic Frameworks with Open O Donor Sites and Tunable Robustness through Control of the Helical Chain Secondary Building Units

May 1, 2016

Author(s)

Zizhu Yao, Zhangjing Zhang, Lizhen Liu, Ziyin Li, Wei Zhou, Yunfeng Zhao, Yu Han, Banglin Chen, Rajamani Krishna, Shengchang Xiang

… solvothermal reaction of CuI and 5-triazole isophthalic acid in various solvents, two metal-organic frameworks (MOFs, …

Membrane Binding of HIV-1 Matrix Protein: Dependence on Bilayer Composition and Protein Lipidation

May 1, 2016

Author(s)

Marilia Barros, Frank Heinrich, Siddhartha A. K. Datta, Alan Rein, Ioannis Karageorgos, Hirsh Nanda, Mathias Loesche

Retroviral Gag polyprotein is the structural determinant that assembles in a protein lattice on the host's plasma membrane to trigger formation of the viral protein/membrane shell. In this process, it employs multiple signals - electrostatic, hydrophobic

Distributions of a Linear Homopolymer Additive in an Ordered Block Copolymer Matrix as Quantified by Small Angle Neutron Scattering

October 27, 2015

Author(s)

Huagen H. Peng, Vikram Daga, Ying Lin, J J. Watkins, Wen-Li Wu, Christopher Soles

… The addition of linear poly (acrylic acid) (PAA) to a disordered low molecular mass poly (ethylene …

High-Density Biosynthetic Fuels: The Intersection of Heterogeneous Catalysis and Metabolic Engineering

September 1, 2014

Author(s)

Benjamin G. Harvey, Heather A. Meylemans, Raina V. Gough, Roxanne L. Quintana, Michael Garrison, Thomas J. Bruno

… to complex mixtures of hydrocarbons with the heterogeneous acid catalyst Nafion SAC-13. High density fuels with net …

Microscopic investigation of Single-Wall Carbon Nanotube Uptake by Daphnia magna

December 18, 2013

Author(s)

Aaron Edgington, Elijah Petersen, Andrew Herzing, Apparao Rao, Stephen Klaine

… silica dioxide (SiO2-SWCNTs), poly aminobenzenesulfonic acid (PABS-SWCNTs) and polyethylene glycol (PEG-SWCNTs). …

Multi-Walled Carbon Nanotube Layer-by-Layer Coatings With a Novel Trilayer Structure to Reduce Foam Flammability

October 29, 2013

Author(s)

Rick D. Davis, Yeon S. Kim, Amanda A. Cain, Jaime C. Grunlan

… ± 47.1) nm thick four trilayer coatings of polyacrylic acid (anionic layer), polyethyleneimine functionalized MWCNTs …

Quantitative Measurement of Electrochemically Induced DNA Damage Using Capillary Electrophoresis

May 3, 2013

Author(s)

Donald H. Atha, Niyatie Ammanamanchi, Mofiyin Obadina, Vytautas Reipa

… which would serve as quantitative test vehicle for nucleic acid stability thermodynamic models. …

Differentiation and characterization of isotopically modified silver nanoparticles in aqueous media using asymmetric-flow field flow fractionation coupled to optical detection and mass spectrometry

December 10, 2012

Author(s)

Julien C. Gigault, Vincent A. Hackley

The principal objective of this work was to develop and demonstrate a new methodology for silver nanoparticle (AgNP) detection and characterization based on asymmetric-flow field flow fractionation (A4F) coupled to multiple detectors and using stable

Superconductivity in Nb-Sn thin films of stoichiometric and off-stoichiometric compositions

December 7, 2012

Author(s)

Matthijs Mentink, John E. Bonevich, Marc Dhalle, Daniel Dietderich, Arno Godeke, Frances Hellman, Herman Ten Kate

… fraction hydro-fluoric and 0.19 volume fraction nitric acid, with an etching rate of 6 nm/s +/- 1 nm/s. Surface …

Formation of y+10 and y+11 Ions in the Collision-Induced Dissociation of Peptide Ions

December 8, 2011

Author(s)

Lisa E. Kilpatrick, Pedatsur Neta, Xiaoyu Yang, Yamil Simon, Yuxue Liang, Stephen E. Stein

… to y n-1 +10 and y n-1 +11, where n is the number of amino acid residues in the peptide. These 10 and 11 Da differences …

Ignition Propensity of Hydrogen in the Presence of Metal Surfaces.

November 22, 2011

Author(s)

Chih-Jen Sung, James S. T'ien, Kyle Brady

… be produced free of sulfur to avoid SOx emissions causing acid rain. Despite these apparent benefits, hydrogen fuel is …

Self-Repairing Complex Helical Columns Generated via Kinetically Controlled Self-Assembly of Dendronized Perylene Bisimides

November 16, 2011

Author(s)

Virgil Percec, Steven Hudson, Mihai Peterca, Pawaret Leowanawat, Emad Aqad, Robert Graf, Hans -. Spiess, Xiangbing Zeng, Goran Ungar, Paul A. Heiney

… The dendronized perylene 3,4:9,10-tetracarboxylic acid bisimide (PBI) (3,4,5)12G1-3-PBI was recently shown to …

Self-Assembly of Dendronized Perylene Bisimides into Complex Helical Columns

June 24, 2011

Author(s)

Virgil Percec, Mihai Peterca, Timur Tadjiev, Xiangbing Zeng, Goran Ungar, Pawaret Leowanawat, Emad Aqad, Mohammad Imam, Brad Rosen, Umit Akbey, Robert Graf, Sivakumar Sekharan, Daniel Sebastiani, Hans -. Spiess, Paul A. Heiney, Steven Hudson

… The synthesis of perylene 3,4:9,10-tetracarboxylic acid bisimides (PBIs) dendronized with first generation …

Fabrication, Characterization, and Flammability Testing of Multiwalled Carbon Nanotube Layer-by-Layer Coated Polyurethane Foam

September 15, 2010

Author(s)

Rick D. Davis, Yeon S. Kim

… ± 47.1) nm thick four trilayer coatings of polyacrylic acid (anionic layer), polyethyleneimine functionalized MWCNTs …

Statistical Modeling Cement Heat of Hydration

September 15, 2010

Author(s)

Paul E. Stutzman

… is currently measured in one of two ways: 1) through an acid dissolution of the raw cement and a hydrated cement …

Preparation and Properties of Nanoparticles of Calcium Phosphates with Various Ca/P Ratios

July 1, 2010

Author(s)

Limin Sun, Laurence C. Chow, Stanislav A. Frukhtbeyn, John E. Bonevich

… calcium phosphates (ACP) containing varying amounts of acid phosphate and carbonate. The nCaP with Ca/P ratio of 1 …

Certification of Drugs of Abuse in a Human Serum Standard Reference Material: SRM 1959

March 24, 2010

Author(s)

Susan S. Tai, Jocelyn L. Prendergast, Lorna T. Sniegoski, Michael J. Welch, Karen W. Phinney, Nien F. Zhang

… (PCP), and 11-nor-{Δ} 9 -tetrahydrocannabinol-9-carboxylic acid (THC-9-COOH). Two independent methods involving ID-GC/MS …

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