Chemistry

Works Published in 2014

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Displaying works 161 - 180 of 253 in total

Sorted by most recent date added to the index first, which may not be the same as publication date order.

2014 journal article

Excited State Equilibrium Induced Lifetime Extension in a Dinuclear Platinum(II) Complex

The Journal of Physical Chemistry A, 118(45), 10391–10399.

By: C. McCusker n, A. Chakraborty * & F. Castellano n 

Contributors: C. McCusker n, A. Chakraborty * & F. Castellano n 

TL;DR: This structural modification introduces low-lying PNI-based triplet states serving as long-lived triplet population reservoirs, thermally capable of repopulating the charge transfer state at room temperature (RT), thereby extending its excited state lifetime. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Crossref, ORCID, NC State University Libraries, Web Of Science
Added: August 6, 2018

2014 journal article

Controlling bacterial behavior with indole-containing natural products and derivatives

TETRAHEDRON, 70(37), 6363–6372.

By: R. Melander n, M. Minvielle n & C. Melander n

author keywords: Indole; Bacterial communication; Anti-virulence; Biofilm; Antibiotic resistance
TL;DR: An overview of the process controlled by indole signaling is given, current efforts to design indole-containing small molecules to intercept these pathways are summarized, and the synthetic efforts towards accessing indole derived bioactive small molecules are detailed. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Control of Protein Function through Optochemical Translocation

ACS SYNTHETIC BIOLOGY, 3(10), 731–736.

By: H. Engelke *, C. Chou n, R. Uprety n, P. Jess* & A. Deiters n

author keywords: protein control; optogenetics; nuclear import; photocontrolled transcription; photocontrolled TEV-cleavage
MeSH headings : Active Transport, Cell Nucleus / radiation effects; Amino Acid Sequence; Endopeptidases / genetics; Endopeptidases / metabolism; Endopeptidases / radiation effects; Forkhead Box Protein O3; Forkhead Transcription Factors / genetics; Forkhead Transcription Factors / metabolism; Forkhead Transcription Factors / radiation effects; HEK293 Cells; Humans; Light; Matrix Attachment Region Binding Proteins / genetics; Matrix Attachment Region Binding Proteins / metabolism; Matrix Attachment Region Binding Proteins / radiation effects; Molecular Sequence Data; Nuclear Localization Signals / genetics; Photochemical Processes; Protein Engineering / methods; Synthetic Biology
TL;DR: Since the light-activated NLS is genetically encoded and optically triggered, it will prove useful to address a variety of problems requiring spatial and temporal control of protein function, for example, in stem-cell, developmental, and cancer biology. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Coexisting Bi and Se surface terminations of cleaved Bi2Se3 single crystals

Journal of Vacuum Science & Technology. B, Microelectronics and Nanometer Structures, 32(4).

By: A. Hewitt, J. Wang, J. Boltersdorf, P. Maggard  & D. Dougherty

Source: NC State University Libraries
Added: August 6, 2018

2014 journal article

Amphiphilic, hydrophilic, or hydrophobic synthetic bacteriochlorins in biohybrid light-harvesting architectures: consideration of molecular designs

PHOTOSYNTHESIS RESEARCH, 122(2), 187–202.

By: J. Jiang n, K. Reddy n, M. Pavan n, E. Lubian n, M. Harris*, J. Jiao*, D. Niedzwiedzki *, C. Kirmaier * ...

author keywords: Light harvesting; Photosynthetic antenna; Energy transfer; Bacteriochlorin; Bacteriochlorophyll; Bioconjugate; Dyad; Self-assembly
MeSH headings : Bioelectric Energy Sources; Light; Light-Harvesting Protein Complexes / chemistry; Models, Molecular; Porphyrins / chemistry; Protein Conformation
TL;DR: In terms of handling, assembly and energy-transfer efficiency taken together, the amphiphilic design examined herein is more attractive than the prior hydrophilic or hydrophobic designs. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2014 journal article

Versatile design of biohybrid light-harvesting architectures to tune location, density, and spectral coverage of attached synthetic chromophores for enhanced energy capture

PHOTOSYNTHESIS RESEARCH, 121(1), 35–48.

By: M. Harris*, J. Jiang n, D. Niedzwiedzki *, J. Jiao*, M. Taniguchi n , C. Kirmaier *, P. Loach*, D. Bocian * ...

Contributors: M. Harris*, J. Jiang n, D. Niedzwiedzki *, J. Jiao*, M. Taniguchi n , C. Kirmaier *, P. Loach*, D. Bocian * ...

author keywords: Light harvesting; Photosynthetic antenna; Energy transfer; Bacteriochlorin; Bacteriochlorophyll; Bioconjugate; Self-assembly; LH1
MeSH headings : Bacteriochlorophylls / chemistry; Bacteriochlorophylls / genetics; Bacteriochlorophylls / metabolism; Light-Harvesting Protein Complexes / chemistry; Light-Harvesting Protein Complexes / genetics; Light-Harvesting Protein Complexes / metabolism; Protein Structure, Secondary; Rhodobacter sphaeroides / chemistry; Rhodobacter sphaeroides / genetics; Rhodobacter sphaeroides / metabolism
TL;DR: Three new designs, each of which employs analogs of the β-polypeptide from Rhodobacter sphaeroides, have been investigated, and illustrate the great latitude of the biohybrid approach for the design of diverse light-harvesting systems. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: August 6, 2018

2014 journal article

Use of the Amide II Infrared Band of Proteins for Secondary Structure Determination and Comparability of Higher Order Structure

CURRENT PHARMACEUTICAL BIOTECHNOLOGY, 15(9), 880–889.

By: B. Murphy, J. D'Antonio*, M. Manning & W. Al-Azzam

author keywords: Amide I; Amide II; chemometrics; formulation development; FTIR; higher order structure; therapeutic proteins; secondary structure
MeSH headings : Algorithms; Amides / chemistry; Caseins / chemistry; Immunoglobulin G / chemistry; Muramidase / chemistry; Myoglobin / chemistry; Principal Component Analysis; Protein Structure, Secondary; Spectroscopy, Fourier Transform Infrared
TL;DR: Spectral overlap and spectral correlation coefficients results show strong correlations between changes in the second derivative of amide II and amide I FTIR spectra for various model proteins under different conditions, which demonstrate the applicability of using amid II FTIR Spectra for the comparability of protein secondary structure. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Structural Interactions within Lithium Salt Solvates: Cyclic Carbonates and Esters

JOURNAL OF PHYSICAL CHEMISTRY C, 118(45), 25884–25889.

By: D. Seo n, T. Afroz n, J. Allen  n, P. Boyle n, P. Trulove *, H. De Long *, W. Henderson  n

UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Statistical considerations on the formation of circular photosynthetic light-harvesting complexes from Rhodopseudomonas palustris

PHOTOSYNTHESIS RESEARCH, 121(1), 49–60.

By: M. Taniguchi n , S. Henry*, R. Cogdell * & J. Lindsey n 

Contributors: M. Taniguchi n , S. Henry*, R. Cogdell * & J. Lindsey n 

author keywords: Bacterial photosynthesis; Light-harvesting; Heterogeneous; Oligomer; Diversity; Simulation; Self-assembly
MeSH headings : Bacteriochlorophylls / chemistry; Bacteriochlorophylls / metabolism; Light-Harvesting Protein Complexes / chemistry; Light-Harvesting Protein Complexes / metabolism; Photosynthesis / physiology; Rhodopseudomonas / chemistry; Rhodopseudomonas / metabolism
TL;DR: The software program Cyclaplex, which enables generation and data-mining of virtual libraries of molecular rings formed upon combinatorial reactions, has been used to delineate the possible number and type of distinct nonamers as a function of numbers of distinct protomers. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2014 journal article

Site-Specific Promoter Caging Enables Optochemical Gene Activation in Cells and Animals

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 136(19), 7152–7158.

By: J. Hemphill n, J. Govan n, R. Uprety  n, M. Tsang & A. Deiters n

MeSH headings : Animals; Base Sequence; DNA, Circular / chemistry; DNA, Circular / genetics; Green Fluorescent Proteins / genetics; HEK293 Cells; Humans; Molecular Sequence Data; Photolysis; Plasmids / chemistry; Plasmids / genetics; Promoter Regions, Genetic; Protein Serine-Threonine Kinases / genetics; Transcriptional Activation; Tumor Suppressor Proteins; Ultraviolet Rays; Zebrafish
TL;DR: Through the light-responsive modification of plasmid-based gene expression systems, optochemical activation of an exogenous fluorescent reporter gene in both tissue culture and a live animal model, as well as light-induced overexpression of an endogenous signaling protein are demonstrated. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Silver dopants for targeted and untargeted direct analysis of unsaturated lipids via infrared matrix-assisted laser desorption electrospray ionization (IR-MALDESI)

RAPID COMMUNICATIONS IN MASS SPECTROMETRY, 28(22), 2461–2470.

By: F. Meier n, K. Garrard n & D. Muddiman n 

MeSH headings : Alkenes / chemistry; Dried Blood Spot Testing; Fats, Unsaturated / analysis; Fats, Unsaturated / chemistry; Humans; Male; Silver / chemistry; Spectrometry, Mass, Electrospray Ionization / methods; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization / methods
TL;DR: Silver cationization has been shown to enhance IR-MALDESI sensitivity and selectivity for unsaturated lipids, even when applied to complex samples, and developed tools for peak assignment and mapping of isotopic patterns will clearly benefit future mass spectrometry imaging studies. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2014 journal article

Reaction Path Following with Sparse Interpolation

JOURNAL OF CHEMICAL THEORY AND COMPUTATION, 10(8), 2942–2949.

By: J. Nance n, E. Jakubikova n  & C. Kelley n 

TL;DR: This paper presents a method that isolates d < 3N - 6 molecular coordinates and continuously follows reaction paths on d-dimensional potential energy surfaces approximated by a Smolyak's sparse grid interpolation algorithm and presents simulation results for the isomerization of 2-butene with two, three, and six degrees of freedom. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2014 journal article

Quantitative measurements of thermodynamics and kinetics of polythiophene-DNA complex formation in DNA detection

BIOMATERIALS SCIENCE, 2(10), 1471–1479.

By: W. Zheng n & L. He n

TL;DR: A systematic study to quantitatively measure the thermodynamic binding constants and hybridization rates of DNA duplexes in the presence/absence of cationic polythiophene and was able to improve the DNA sensing performance through a combined tuning of reaction temperature and time. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Mg2+ effect on Argonaute and RNA duplex by molecular dynamics and bioinformatics implications

PLoS One, 9(10).

By: S. Nam, H. Ryu, W. Son, Y. Kim, K. Kim, C. Balch, K. Nephew, J. Lee

Source: NC State University Libraries
Added: August 6, 2018

2014 journal article

Identification of the specific, shutter-like conformational reorientation in a chiroptical switching polycarbodiimide by VCD spectroscopy

Physical Chemistry Chemical Physics, 16(23), 11456–11460.

By: C. Merten, J. Reuther, J. DeSousa & B. Novak

Source: NC State University Libraries
Added: August 6, 2018

2014 journal article

Genetically encoded unstrained olefins for live cell labeling with tetrazine dyes

CHEMICAL COMMUNICATIONS, 50(86), 13085–13088.

By: Y. Lee *, Y. Kurra*, Y. Yang *, J. Torres-Kolbus n, A. Deiters n & W. Liu *

MeSH headings : Alkenes / chemistry; Amino Acids / metabolism; Amino Acyl-tRNA Synthetases / genetics; Amino Acyl-tRNA Synthetases / metabolism; Bacterial Outer Membrane Proteins / chemistry; Bacterial Outer Membrane Proteins / metabolism; Cycloaddition Reaction; Escherichia coli / metabolism; Escherichia coli Proteins / chemistry; Escherichia coli Proteins / metabolism; Fluorescein / chemistry; Fluorescent Dyes / chemistry; Green Fluorescent Proteins / chemistry; Heterocyclic Compounds, 1-Ring / chemistry; Hydrolases / chemistry; Hydrolases / metabolism; Mutation; RNA, Transfer / metabolism
TL;DR: A number of non-canonical amino acids (NCAAs) with unstrained olefins are genetically encoded using mutant pyrrolysyl-t RNA synthetase-tRNA(Pyl)(CUA) pairs, leading to selective labeling of proteins bearing these NCAAs in live cells. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Electronic Structure of Covalently Linked Zinc Bacteriochlorin Molecular Arrays: Insights into Molecular Design for NIR Light Harvesting

JOURNAL OF PHYSICAL CHEMISTRY A, 118(42), 9901–9913.

By: K. Shrestha n, J. Gonzalez-Delgado*, J. Blew n & E. Jakubikova n 

MeSH headings : Molecular Dynamics Simulation; Organometallic Compounds / chemistry; Porphyrins / chemistry; Quantum Theory; Spectroscopy, Near-Infrared; Zinc / chemistry
TL;DR: A systematic study of the ground state electronic structure of zinc bacteriochlorin molecular arrays with various linkers and linker attachment sites employing density functional theory in combination with the energy-based fragmentation method, and the EBF with molecular orbitals method finds that the level of steric hindrance is directly correlated with the amount of ground sate electronic interactions between the ZnBCs. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2014 journal article

Cross-linked Polymer Nanofibers for Hyperthermophilic Enzyme Immobilization: Approaches to Improve Enzyme Performance

ACS APPLIED MATERIALS & INTERFACES, 6(15), 11899–11906.

By: C. Tang n, C. Saquing n, S. Morton n, B. Glatz n, R. Kelly n  & S. Khan n 

author keywords: enzyme immobilization; nanofibers; electrospinning; biocatalysts; mass transfer
MeSH headings : Catalysis; Cross-Linking Reagents / chemistry; Electrochemistry; Enzymes, Immobilized / chemistry; Escherichia coli / metabolism; Hydrogen-Ion Concentration; Kinetics; Microscopy, Electron, Scanning; Nanofibers / chemistry; Nanotechnology / methods; Polymers / chemistry; Polyvinyl Alcohol / chemistry; Solvents / chemistry; Temperature; Thermotoga maritima / metabolism
TL;DR: An enzyme immobilization method effective at elevated temperatures (up to 105 °C) and sufficiently robust for hyperthermophilic enzymes is reported and Improvements in the apparent activity can be achieved by incorporating a cryoprotectant during immobilization to prevent enzyme deactivation. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Cocaine seeking and taking: role of hippocampal dopamine D1-like receptors

INTERNATIONAL JOURNAL OF NEUROPSYCHOPHARMACOLOGY, 17(9), 1533–1538.

By: X. Xie n, A. Wells* & R. Fuchs *

author keywords: Cocaine; context; dopamine D1-like receptor; hippocampus; reinstatement
MeSH headings : Animals; Benzazepines / pharmacology; Cocaine / administration & dosage; Conditioning, Operant / drug effects; Dopamine Antagonists / pharmacology; Dopamine Uptake Inhibitors / administration & dosage; Drug-Seeking Behavior / drug effects; Extinction, Psychological / drug effects; Functional Laterality; Hippocampus / drug effects; Hippocampus / metabolism; Male; Rats; Rats, Sprague-Dawley; Receptors, Dopamine D1 / antagonists & inhibitors; Receptors, Dopamine D1 / metabolism; Reinforcement, Psychology; Self Administration
TL;DR: It is suggested that D1-like receptor stimulation in the DH is critical for the incentive motivational effects and/or memory of cocaine-paired contextual stimuli that contribute to drug-seeking behaviour. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2014 journal article

CI and DFT Studies of the Adsorption of the Nerve Agent Sarin on Surfaces

JOURNAL OF PHYSICAL CHEMISTRY C, 118(40), 23042–23048.

By: B. Papas n, I. Petsalakis n, G. Theodorakopoulos n & J. Whitten n 

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

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