Results 31 to 40 of about 5,692 (237)

Two-Photon Excitation of Azobenzene Photoswitches for Synthetic Optogenetics

open access: yesApplied Sciences, 2020
Synthetic optogenetics is an emerging optical technique that enables users to photocontrol molecules, proteins, and cells in vitro and in vivo. This is achieved by use of synthetic chromophores—denoted photoswitches—that undergo light ...
Shai Kellner, Shai Berlin
doaj   +1 more source

Optocontrol of glutamate receptor activity by single side-chain photoisomerization

open access: yeseLife, 2017
Engineering light-sensitivity into proteins has wide ranging applications in molecular studies and neuroscience. Commonly used tethered photoswitchable ligands, however, require solvent-accessible protein labeling, face structural constrains, and are ...
Viktoria Klippenstein   +4 more
doaj   +1 more source

2D-IR Study of a Photoswitchable Isotope-Labeled α-Helix [PDF]

open access: yes, 2010
A series of photoswitchable, α-helical peptides were studied using two-dimensional infrared spectroscopy (2D-IR). Single-isotope labeling with 13C18O at various positions in the sequence was employed to spectrally isolate particular backbone positions ...
Backus, E H G   +7 more
core   +1 more source

Conductance of a single molecule anchored by an isocyanide substituent to gold electrodes [PDF]

open access: yes, 2006
The effect of anchoring group on the electrical conductance of a single molecule bridging two Au electrodes was studied using di-substituted (isocyanide (CN-), thiol (S-) or cyanide (NC-)) benzene.
Cunningham I. D.   +5 more
core   +2 more sources

Design, Synthesis and Inhibitory Activity of Photoswitchable RET Kinase Inhibitors. [PDF]

open access: yes, 2015
REarranged during Transfection (RET) is a transmembrane receptor tyrosine kinase required for normal development and maintenance of neurons of the central and peripheral nervous systems.
Andréasson, Joakim   +4 more
core   +1 more source

Inducible fluorescent speckle microscopy [PDF]

open access: yes, 2016
The understanding of cytoskeleton dynamics has benefited from the capacity to generate fluorescent fiducial marks on cytoskeleton components. Here we show that light-induced imprinting of three-dimensional (3D) fluorescent speckles significantly improves
António J. Pereira   +39 more
core   +2 more sources

Robust photoregulation of GABA(A) receptors by allosteric modulation with a propofol analogue. [PDF]

open access: yes, 2012
Photochemical switches represent a powerful method for improving pharmacological therapies and controlling cellular physiology. Here we report the photoregulation of GABA(A) receptors (GABA(A)Rs) by a derivative of propofol (2,6-diisopropylphenol), a ...
Bruzik, Karol S   +8 more
core   +2 more sources

Functional characterization of a constitutively active kinase variant of Arabidopsis phototropin 1 [PDF]

open access: yes, 2017
Phototropins (phots) are plasma membrane-associated serine/threonine kinases that coordinate a range of processes linked to optimizing photosynthetic efficiency in plants.
Christie, John M.   +5 more
core   +1 more source

Optical control of PIEZO1 channels

open access: yesNature Communications, 2023
PIEZO proteins are large, mechanically-activated trimeric ion channels. Here the authors report a light-gated mouse PIEZO1 channel, mOP1, whereby an azobenzene-based photoswitch covalently localised at the extracellular apex of a transmembrane helix ...
Francisco Andrés Peralta   +8 more
doaj   +1 more source

Vinylene-Linked Covalent Organic Frameworks by Base-Catalyzed Aldol Condensation [PDF]

open access: yes, 2019
Two 2D covalent organic frameworks (COFs) linked by vinylene (−CH=CH−) groups (V‐COF‐1 and V‐COF‐2) are synthesized by exploiting the electron deficient nature of the aromatic s‐triazine unit of C3‐symmetric 2,4,6‐trimethyl‐s‐triazine (TMT).
Acharjya, Amitava   +4 more
core   +1 more source

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