Results 31 to 40 of about 964 (143)

Influence of Substitution on the Interplay of Photochemical Switching and Phase Transitions in Azobenzene‐Based Molecular Materials

open access: yesAngewandte Chemie, EarlyView.
This study investigates the influence of several substituents at different positions on photochemical and thermal properties of azobenzene‐based materials to provide valuable structure‐property relationships for the specific design of azobenzene‐based materials for future energy storage and phase change materials. ABSTRACT Understanding and translating
Conrad Averdunk, Hermann A. Wegner
wiley   +2 more sources

Wireless multi-lateral optofluidic microsystems for real-time programmable optogenetics and photopharmacology

open access: yesNature Communications, 2022
Wireless delivery of both light and pharmacological agents is important for optogenetic and other mechanistic experiments in the brain. Here the authors present a wireless real-time programmable optofluidic platform that enables optogenetics and ...
Yixin Wu   +26 more
doaj   +1 more source

In vivo photopharmacology with a caged mu opioid receptor agonist drives rapid changes in behavior [PDF]

open access: yes, 2023
Photoactivatable drugs and peptides can drive quantitative studies into receptor signaling with high spatiotemporal precision, yet few are compatible with behavioral studies in mammals.
Shannan P. McClain   +17 more
core   +1 more source

Optical Control of the Glucocorticoid Receptor Activity With a Photoswitchable Agonist

open access: yesAngewandte Chemie, EarlyView.
A photoswitchable glucocorticoid receptor agonist enables optical control of receptor activity, achieving picomolar potency and partial agonism that preferentially maintains anti‐inflammatory signaling over canonical transcriptional activation. ABSTRACT Glucocorticoids (GCs) are widely prescribed anti‐inflammatory agents whose clinical utility is ...
Zoe Sessions   +8 more
wiley   +2 more sources

Engineering Rapid Payload Release Rate in 1,6‐Elimination Processes of Self‐Immolative Linkers

open access: yesAngewandte Chemie, EarlyView.
The payload release rate of self‐immolative linkers was greatly improved through stabilization of an intermediate carbocation, thereby achieving an up to 10 000‐fold improvement in rate constant. Furthermore, lipophilicity was identified as another factor that affects the release rate. This new strategy is applicable to different payloads and different
Albert Marten Schulte   +4 more
wiley   +2 more sources

Development of a Dosage form for a Photoswitchable Local Anesthetic Ethercaine

open access: yesPharmaceuticals, 2023
The toxicity of local anesthetics is a serious problem, given their widespread use. One of the main causes of the side effects of local anesthetics is their non-selectivity of action in the body.
Alexey Noev   +5 more
doaj   +1 more source

Substituted nitrogen-bridged diazocines

open access: yesBeilstein Journal of Organic Chemistry, 2021
Novel nitrogen-bridged diazocines (triazocines) were synthesized that carry a formyl or an acetyl group at the CH2NR-bridge and bromo- or iodo-substituents at the distant phenyl ring.
Pascal Lentes   +3 more
doaj   +1 more source

Optochemical Control of Immune Checkpoint Blockade via Light‐Triggered PD‐L1 Dimerization

open access: yesAdvanced NanoBiomed Research, 2022
The blockade of PD‐1/PD‐L1, which serves to “release the brake” of tumor immunity, represents a promising approach for treating various malignancies. However, the systemic immune‐related side effects significantly undermine its therapeutic efficacy.
Yuwei Liu   +4 more
doaj   +1 more source

Photopharmacological Control of Cyclic Antimicrobial Peptides

open access: yesChemBioChem, 2018
AbstractGramicidin S is a naturally occurring antimicrobial cyclic peptide. Herein, we present a series of cyclic peptides based on gramicidin S that contain an azobenzene photoswitch to reversibly control secondary structure and, hence, antimicrobial activity.
Yuan Qi Yeoh   +4 more
openaire   +4 more sources

Pharmaco-Optogenetic Targeting of TRPC Activity Allows for Precise Control Over Mast Cell NFAT Signaling

open access: yesFrontiers in Immunology, 2020
Canonical transient receptor potential (TRPC) channels are considered as elements of the immune cell Ca2+ handling machinery. We therefore hypothesized that TRPC photopharmacology may enable uniquely specific modulation of immune responses.
Bernadett Bacsa   +7 more
doaj   +1 more source

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