Results 91 to 100 of about 17,254 (263)

Structure Elucidation, Total Synthesis, Antibacterial In Vivo Efficacy and Biosynthesis Proposal of Myxobacterial Corramycin**

open access: yesAngewandte Chemie International Edition, Volume 61, Issue 51, December 19, 2022., 2022
Corramycin is a novel natural product produced by the myxobacterium Corallococcus coralloides. The structure, extraordinary total synthesis and biosynthesis of the antibiotic is described for the first time. Its promise as an in vivo septicemia model, the absence of cross‐resistance with commonly used antibiotic classes, and the lack of cytotoxicity ...
Cédric Couturier   +32 more
wiley   +1 more source

Transmembrane Activation of Catalysis and Protein Refolding in Synthetic Cells by Enzymes and Nanozymes

open access: yesAdvanced Functional Materials, EarlyView.
Synthetic cells are engineered herein to respond to an external chemical messenger by the activation of intracellular catalysis. The chemical messenger molecules are catalytically generated by an extracellular enzyme or a mineral surface, whereas the intracellular catalysis emerges via direct enzyme activation or via protein refolding.
Dante G. Andersen   +5 more
wiley   +1 more source

Time‐resolved multiparameter analytics on a cell‐free production platform for acyl‐CoA precursors

open access: yesAnalytical Science Advances, Volume 3, Issue 11-12, Page 289-296, December 2022., 2022
Abstract Cell‐free biosynthesis is emerging as a very attractive alternative for the production of market‐relevant molecules. The free combination of enzymes, regardless of where they are isolated from, raises the possibility to build more efficient synthetic routes but at the same time leads to higher complexity regarding the analysis of the different
Dominic Maehler   +7 more
wiley   +1 more source

Fermentation optimization of maltose-binding protein fused to neutrophil-activating protein from Escherichia coli TB1

open access: yesElectronic Journal of Biotechnology, 2015
Background: The fermentation conditions of recombinant maltose-binding protein fused to neutrophil-activating protein (rMBP-NAP) of Helicobacter pylori were optimized from Escherichia coli TB1 with varying medium, inoculum age and size, time, inducer, pH
Jike Lu   +5 more
doaj   +1 more source

Magnetically Guided Mechanoactive Mineralization Scaffolds for Enhanced Bone Regeneration

open access: yesAdvanced Functional Materials, EarlyView.
A 3D‐printed ‘rebar‐concrete’ inspired scaffold (PGS‐P@MGel) synergizes spontaneous biomineralization with magneto‐mechanical stimulation through PDA@Fe3O4‐embedded hydrogel. This dual biointerface activates Piezo1/β‐catenin/YAP mechanotransduction axis, enhancing BMSCs osteogenesis and angiogenesis simultaneously.
Xuran Guo   +10 more
wiley   +1 more source

Unlocking the Gates: A Novel Diagnostic Molecule for Quantifying Efflux Levels in Gram‐Positive Bacteria

open access: yesAdvanced Healthcare Materials, EarlyView.
Efflux‐mediated resistance compromises antibiotic efficacy, yet rapid detection remains elusive. This study presents a novel phenazinium‐based diagnostic molecule for quantifying bacterial efflux levels in Gram‐positive pathogens. The optimized compound enables precise, real‐time efflux assessment using fluorescence and colorimetric techniques ...
Mrunal Patil   +15 more
wiley   +1 more source

Hollow‐Structured Nanorobot with Excellent Magnetic Propulsion for Catalytic Pollutant Degradation, Anti‐Bacterial and Biofilm Removal

open access: yesAdvanced Healthcare Materials, EarlyView.
A hollow‐structured Fe3O4@AgAu@PDA‐ZnPc nanosphere has been developed, exhibiting controllable catalytic activity and “photothermal‐photodynamic‐Ag+” coupling antibacterial characteristics. When subjected to a rotating magnetic field, these performances are uniquely enhanced by magnetic propulsion, allowing the nanosphere to function as a magnetic ...
Jing Wang   +7 more
wiley   +1 more source

Imaging of the calcium activated potassium channel 3.1 (KCa3.1) in vivo using a senicapoc‐derived positron emission tomography tracer

open access: yesArchiv der Pharmazie, Volume 355, Issue 12, December 2022., 2022
The 18F‐labeled derivative [18F]3 of senicapoc was synthesized using the prosthetic group approach with 1‐azido‐2‐[18F]fluoroethane ([18F]6) in a “click” reaction. The biological activity of the new positron emission tomography tracer was evaluated in vitro and in vivo.
Christian P. Konken   +11 more
wiley   +1 more source

Production, purification, and characterization of recombinant rabies virus glycoprotein expressed in PichiaPink™ yeast

open access: yesBiotechnology Reports, 2022
The commonly used host for industrial production of recombinant proteins Pichia pastoris, has been used in this work to produce the rabies virus glycoprotein (RABV-G). To allow a constitutive expression and the secretion of the expressed recombinant RABV-
Hana Askri   +3 more
doaj  

Ischemic Myocardium Targeting Peptide‐Guided Nanobubbles for Multimodal Imaging and Treatment of Coronary Microvascular Dysfunction

open access: yesAdvanced Healthcare Materials, EarlyView.
Nanobubbles functionalized with indocyanine green and ischemic myocardium‐targeting peptide effectively target cardiomyocytes and enable the multimodal (fluorescence, ultrasonic, and photoacoustic) imaging of ischemic myocardium in mice with coronary microvascular dysfunction (CMD).
Bo Yu   +8 more
wiley   +1 more source

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