Search Results - "Szalai, Veronika"

Challenges and Advances in the Application of Dynamic Nuclear Polarization to Liquid-State NMR Spectroscopy by Abhyankar, Nandita, Szalai, Veronika

“…Nuclear magnetic resonance (NMR) spectroscopy is a powerful method to study the molecular structure and dynamics of materials. The inherently low sensitivity…”
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The amyloid-beta peptide of Alzheimer's disease binds Cu(I) in a linear bis-his coordination environment: insight into a possible neuroprotective mechanism for the amyloid-beta peptide by Shearer, Jason, Szalai, Veronika A

“…Oxidative stress has been suggested to contribute to neuronal apoptosis associated with Alzheimer's disease (AD). Copper may participate in oxidative stress…”
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Fabrication of Scanning Electrochemical Microscopy-Atomic Force Microscopy Probes to Image Surface Topography and Reactivity at the Nanoscale by Velmurugan, Jeyavel, Agrawal, Amit, An, Sangmin, Choudhary, Eric, Szalai, Veronika A

“…Concurrent mapping of chemical reactivity and morphology of heterogeneous electrocatalysts at the nanoscale allows identification of active areas (protrusions,…”
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Microfluidic-Integrated Chip Resonators for Electron Spin Sensing in Submicromolar, Submicroliter Solutions by Abhyankar, Nandita, Catterton, Megan A., Cooksey, Gregory A., Szalai, Veronika A.

“…Planar or chip microresonators decrease the sample volume required for magnetic resonance spectroscopies to the nanoliter scale. However, the interrogation of…”
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Tunable Electrical Conductivity in Metal-Organic Framework Thin-Film Devices by Talin, A. Alec, Centrone, Andrea, Ford, Alexandra C., Foster, Michael E., Stavila, Vitalie, Haney, Paul, Kinney, R. Adam, Szalai, Veronika, Gabaly, Farid El, Yoon, Heayoung P., Léonard, François, Allendorf, Mark D.

“…We report a strategy for realizing tunable electrical conductivity in metal-organic frameworks (MOFs) in which the nanopores are infiltrated with redox-active,…”
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Molecular Precision at Micrometer Length Scales: Hierarchical Assembly of DNA–Protein Nanostructures by Schiffels, Daniel, Szalai, Veronika A, Liddle, J. Alexander

“…Robust self-assembly across length scales is a ubiquitous feature of biological systems but remains challenging for synthetic structures. Taking a cue from…”
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Mapping Electron Transfer at MoS2 Using Scanning Electrochemical Microscopy by Ritzert, Nicole L, Szalai, Veronika A, Moffat, Thomas P

“…Understanding the role of macroscopic and atomic defects in the interfacial electron transfer properties of layered transition metal dichalcogenides is…”
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N‐methylmesoporphyrin IX fluorescence as a reporter of strand orientation in guanine quadruplexes by Sabharwal, Navin C., Savikhin, Victoria, Turek‐Herman, Joshua R., Nicoludis, John M., Szalai, Veronika A., Yatsunyk, Liliya A.

“…Guanine quadruplexes (GQ) are four‐stranded DNA structures formed by guanine‐rich DNA sequences. The formation of GQs inhibits cancer cell growth, although the…”
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The YcnI protein from Bacillus subtilis contains a copper-binding domain by Damle, Madhura S., Singh, Aarshi N., Peters, Stephen C., Szalai, Veronika A., Fisher, Oriana S.

“…Bacteria require a precise balance of copper ions to ensure that essential cuproproteins are fully metalated while also avoiding copper-induced toxicity. The…”
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Iron-sulfur clusters are involved in post-translational arginylation by Van, Verna, Brown, Janae B., O’Shea, Corin R., Rosenbach, Hannah, Mohamed, Ijaz, Ejimogu, Nna-Emeka, Bui, Toan S., Szalai, Veronika A., Chacón, Kelly N., Span, Ingrid, Zhang, Fangliang, Smith, Aaron T.

“…Eukaryotic arginylation is an essential post-translational modification that modulates protein stability and regulates protein half-life. Arginylation is…”
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Cu(II) Binding to Monomeric, Oligomeric, and Fibrillar Forms of the Alzheimer’s Disease Amyloid-β Peptide by Karr, Jesse W, Szalai, Veronika A

“…Copper has been proposed to play a role in Alzheimer’s disease through interactions with the amyoid-β (Aβ) peptide. The coordination environment of bound…”
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The C-Terminus and Third Cytoplasmic Loop Cooperatively Activate Mouse Melanopsin Phototransduction by Valdez-Lopez, Juan C., Petr, Stephen T., Donohue, Matthew P., Bailey, Robin J., Gebreeziabher, Meheret, Cameron, Evan G., Wolf, Julia B., Szalai, Veronika A., Robinson, Phyllis R.

“…Melanopsin, an atypical vertebrate visual pigment, mediates non-image-forming light responses including circadian photoentrainment and pupillary light reflexes…”
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Mapping Electron Transfer at MoS 2 Using Scanning Electrochemical Microscopy by Ritzert, Nicole L, Szalai, Veronika A, Moffat, Thomas P

“…Understanding the role of macroscopic and atomic defects in the interfacial electron transfer properties of layered transition metal dichalcogenides is…”
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The FeoC [4Fe–4S] Cluster Is Redox-Active and Rapidly Oxygen-Sensitive by Smith, Aaron T, Linkous, Richard O, Max, Nathan J, Sestok, Alexandrea E, Szalai, Veronika A, Chacón, Kelly N

“…The acquisition of iron is essential to establishing virulence among most pathogens. Under acidic and/or anaerobic conditions, most bacteria utilize the widely…”
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Integration of a versatile bridge concept in a 34 GHz pulsed/CW EPR spectrometer by Band, Alan, Donohue, Matthew P., Epel, Boris, Madhu, Shraeya, Szalai, Veronika A.

“…[Display omitted] •Pulsed/CW spectrometer microwave bridge with 500 MHz input/output bandwidth.•Flexible platform to compare a variety of excitation and…”
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Effect of Tin Doping on α-Fe2O3 Photoanodes for Water Splitting by Bohn, Christopher D, Agrawal, Amit K, Walter, Erich C, Vaudin, Mark D, Herzing, Andrew A, Haney, Paul M, Talin, A. Alec, Szalai, Veronika A

“…Sputter-deposited films of α-Fe2O3 of thickness 600 nm were investigated as photoanodes for solar water splitting and found to have photocurrents as high as…”
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Affinity of Cu+ for the Copper-Binding Domain of the Amyloid-β Peptide of Alzheimer’s Disease by Feaga, Heather A, Maduka, Richard C, Foster, Monique N, Szalai, Veronika A

“…The role of metal ions in Alzheimer’s disease etiology is unresolved. For the redox-active metal ions iron and copper, the formation of reactive oxygen species…”
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Cu K-edge X-ray absorption spectroscopy reveals differential copper coordination within amyloid-β oligomers compared to amyloid-β monomers by Shearer, Jason, Callan, Paige E, Tran, Thao, Szalai, Veronika A

“…The fatal neurological disorder Alzheimer's disease has been linked to soluble neurotoxic oligomers of amyloid-β (Aβ) peptides. Herein we demonstrate that…”
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Role of Aspartate-1 in Cu(II) Binding to the Amyloid-β Peptide of Alzheimer's Disease by Karr, Jesse W, Szalai, Veronika A

“…Considerable effort is being directed at unraveling the molecular mechanisms of Alzheimer's disease (AD), including the participation of metal ions. The…”
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Fluorescence of unmodified oligonucleotides: A tool to probe G-quadruplex DNA structure by Mendez, Miguel Angel, Szalai, Veronika A.

“…Fluorescence of unmodified oligonucleotides has not been exploited for guanine‐quadruplex (G‐quadruplex) characterization. We observe that G‐rich sequences…”
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