Results 161 to 170 of about 277,579 (267)

Probing Steady‐State Carrier Properties and Charge Transport in Covalent Organic Framework by Frequency‐Domain Terahertz Spectroscopy

open access: yesAngewandte Chemie, EarlyView.
This work reports a combined frequency‐domain and time‐domain terahertz (THz) spectroscopic approach to elucidate intrinsic carrier properties and transport mechanisms in framework materials over the extended 0.5–20 THz region. Subtle structural and chemical variations are shown to strongly influence THz charge‐transport behavior across the far ...
Satyapriya Nath   +13 more
wiley   +2 more sources

A Portable Colorimetric Device for Rapid Bacterial Detection with Cleavable Functional Nucleic Acid Probes for A Common Bacterial Endoribonuclease

open access: yesAngewandte Chemie, EarlyView.
A simple, rapid, and portable gold‐coated filter tip‐based assay (GFTA) is developed for bacterial detection. The GFTA leverages cleavable functional nucleic acid probes as molecular recognition elements to target RNase H2, a highly conserved bacterial endoribonuclease, enabling sensitive and specific colorimetric detection of bacterial pathogens ...
Jiuxing Li   +4 more
wiley   +2 more sources

Factor XII in Thrombosis and Thromboinflammation: From Molecular Biology to Clinical Translation. [PDF]

open access: yesInt J Mol Sci
Stępnicki J   +4 more
europepmc   +1 more source

Room‐Temperature Gas‐Phase CO2‐to‐C3 Coupling by a 4f‐Aromatic Cluster

open access: yesAngewandte Chemie, EarlyView.
We engineered a 4f metalla aromatic cluster, PrB2C2−, that enables efficient sequential C−C coupling with CO2 at room temperature, yielding a linear C3 backbone. This system provides a complete theoretical catalytic cycle and establishes a new design principle for lanthanide mediated CO2 activation.
Feng‐Xiang Zhang   +7 more
wiley   +2 more sources

Nucleophilic Gallyl Anions Enable Ga─Au Bimetallic Ammonia Activation

open access: yesAngewandte Chemie, EarlyView.
Unlocking gallyl nucleophiles: Counterion control enables formation of an unsupported gallyl─gold complex. Gold coordination induces a polarity switch at gallium, enabling cooperative activation of NH3 and related N─H/O─H substrates under mild conditions.
Hellen Videa   +3 more
wiley   +2 more sources

Synthetic O‐Polysaccharide Backbone Units for a Single Antigen Vaccine Against Two Major Non‐Typhoidal Salmonella Serovars

open access: yesAngewandte Chemie, EarlyView.
A modular strategy was developed to synthesize tri‐, hexa‐, and nona‐saccharides representing repeating units of the conserved O‐polysaccharide backbone of Salmonella. Conjugates of these glycans to bacteriophage Qβ induced strong IgG responses in mice and rabbits. Antibodies elicited recognized native O‐polysaccharides and conferred protection against
Xingling Pan   +7 more
wiley   +2 more sources

Complement system in cancer: friend or foe of immunotherapy. [PDF]

open access: yesJ Immunother Cancer
Shah HK   +6 more
europepmc   +1 more source

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