Results 91 to 100 of about 140,323 (303)

Synthesis and characterisation of ruthenium complexes containing a pendent catechol ring [PDF]

open access: yes, 2004
A series of [Ru(bipy)₂L]⁺ and [Ru(phen)₂L]⁺ complexes where L is 2-[5-(3,4-dimethoxyphenyl)-4H-1,2,4-triazol-3-yl]pyridine (HL1) and 4-(5-pyridin-2-yl-4H-1,2,4-triazol-3-yl)benzene-1,2-diol (HL2) are reported.
Adrian L. Guckian   +58 more
core   +1 more source

Coordination of Cyanobacterial Nitrate Assimilation and Photosynthesis by a Novel PsbO‐Interacting Protein PirN

open access: yesAdvanced Science, EarlyView.
PirN was identified as a previously uncharacterized PsbO‐interacting protein specifically induced in nitrate‐grown cyanobacteria. Loss of PirN leads to coordinated downregulation of PsbO and the nitrate reductase NarB, causing decreased PSII activity and impaired growth under nitrate conditions. Complementation with either PsbO or NarB largely restores
Chengcheng Huang   +16 more
wiley   +1 more source

Modeling of CO2 Capture by Electro-Swing Reactive Adsorption from Low-Concentration Streams

open access: yesClean Technologies
This article investigates the performance of Faradaic electro-swing reactive adsorption (ESA) for CO2 capture using simulations. Traditional methods such as amine scrubbing face energy efficiency challenges, particularly at low CO2 concentrations.
Célisse Chevrel   +3 more
doaj   +1 more source

The Chemistry of Polydopamine Film Formation: The Amine-Quinone Interplay

open access: yesBiomimetics, 2018
Despite extensive investigations over the past decade, the chemical basis of the extraordinary underwater adhesion properties of polydopamine (PDA) has remained not entirely understood. The bulk of evidence points to PDA wet adhesion as a complex process
Maria Laura Alfieri   +8 more
doaj   +1 more source

Diffusion-controlled generation of a proton-motive force across a biomembrane [PDF]

open access: yes, 2009
Respiration in bacteria involves a sequence of energetically-coupled electron and proton transfers creating an electrochemical gradient of protons (a proton-motive force) across the inner bacterial membrane. With a simple kinetic model we analyze a redox
Anatoly Yu. Smirnov   +9 more
core   +1 more source

Wearable Battery‐Free Electrotherapy of Smartsensors for Wound Healthcare

open access: yesAdvanced Science, EarlyView.
Herein, we propose a simple strategy for integrating battery‐free electrotherapy wound dressings with wound sensors. Solid‐state supercapacitors constructed by PMAB with cross‐linked interpenetrating network provide energy for electrotherapy. Meanwhile, excellent mechanical sensing performance of wound dressing was used for wound assessment.
Wenrui Zhang   +9 more
wiley   +1 more source

Formation of Hydrogen Sulfide in Wine: Interactions between Copper and Sulfur Dioxide

open access: yesMolecules, 2016
The combined synergistic effects of copper (Cu2+) and sulfur dioxide (SO2) on the formation of hydrogen sulfide (H2S) in Verdelho and Shiraz wine samples post-bottling was studied over a 12-month period.
Marlize Z. Bekker   +3 more
doaj   +1 more source

Self-immolative linkers in polymeric delivery systems [PDF]

open access: yes, 2011
There has been significant interest in the methodologies of controlled release for a diverse range of applications spanning drug delivery, biological and chemical sensors, and diagnostics.
Blencowe, Christopher A   +4 more
core   +1 more source

Macrophage Extracellular Traps in Immunity and Cancer

open access: yesAdvanced Science, EarlyView.
As a macrophage‐mediated innate defense mechanism, the dysregulated release of METs drives chronic inflammation and influences tumor progression. Furthermore, METs exhibit a functional duality within the tumor microenvironment, capable of both promoting and suppressing tumor development.
Junyao Li   +5 more
wiley   +1 more source

Chemically Engineered L. reuteri Delivering αPD‐L1 and Gallium Ions via Metal‐Phenolic Networks Potentiate Anti‐Tumor Immunity and Ferroptosis

open access: yesAdvanced Science, EarlyView.
A multifaceted chemical strategy, integrating bacterial tropism, metal‐ion interference therapy, and immunotherapy, resulted in significant tumor regression in murine models. A pioneering paradigm for the design of biohybrid materials was established, highlighting how sophisticated chemical engineering of living systems can unlock new avenues for ...
Tingting Zhang   +7 more
wiley   +1 more source

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