Results 101 to 110 of about 1,549,035 (266)

Redox‐Neutral Vicinal Dialkylation of Aryl Boronic Esters via the Palladium/Norbornene Cooperative Catalysis

open access: yesAngewandte Chemie, EarlyView.
A new mode of the palladium/norbornene (Pd/NBE) cooperative catalysis, that is, redox‐neutral difunctionalization of aryl boronic esters with two electrophiles, has been developed, which can be used to streamline the preparation of a functionalized benzoazepane.
Rong Ye   +4 more
wiley   +2 more sources

Potential of Nanoparticle‐Based Phototherapies for Future Treatment of Uveal Melanoma

open access: yesAdvanced Science, EarlyView.
This review evaluates nanoparticle‐based phototherapies for uveal melanoma, highlighting emerging strategies to enhance tumor targeting, light delivery, and treatment precision. Preclinical data indicate improved efficacy and reduced toxicity, supporting their potential to enhance localized treatment and future translational advances. (Generated by the
Emilie Lambert   +8 more
wiley   +1 more source

Backbone Steric Constraints Underlie High Passive Membrane Permeability of N‐Alkyl Peptides

open access: yesAngewandte Chemie, EarlyView.
Beyond amide hydrogen removal, steric constraints encoded in N/Cα‐dually substituted backbones are uncovered as a key determinant of passive membrane permeability in N‐alkyl peptides. These constraints restrict conformational freedom and sterically limit backbone hydration during membrane permeation.
Ayumi Inayoshi   +8 more
wiley   +2 more sources

Update on non-infectious uveitis treatment: anti-TNF-alpha and beyond

open access: yesFrontiers in Ophthalmology
Non-infectious uveitis (NIU) encompasses a range of conditions marked by inflammation within various layers of the eye. NIU is a significant contributor to irreversible vision loss among the working-age population in developed countries.
Khushboo Chauhan   +3 more
doaj   +1 more source

O6-methylguanine-DNA methyltransferase (MGMT) Promoter methylation is a rare event in soft tissue sarcoma

open access: yesRadiation Oncology, 2012
Background Gene silencing of O6-methylguanine–DNA methyltransferase (MGMT) by promoter methylation improves the outcome of glioblastoma patients after combined therapy of alkylating chemotherapeutic agents and radiation.
Jakob Jens   +5 more
doaj   +1 more source

Uhrf1‐Mediated PKM2 Degradation via Ubiquitination Alleviates Inflammation and Pyroptosis in Inflammatory Bowel Disease

open access: yesAdvanced Science, EarlyView.
Uhrf1‐mediated PKM2 ubiquitination and degradation repressed the nuclear translocation of PKM2, and EPT served as a molecular glue capable of targeting the Uhrf1–PKM2 complex to alleviate the IBD course, suggesting that the Uhrf1–PKM2 axis was a previously unrecognized strategy for treating IBD.
Juan Zhang   +9 more
wiley   +1 more source

Orchestrating Anion–π+ Interactions to Accelerate Metal‐Free Room‐Temperature Phosphorescence

open access: yesAngewandte Chemie, EarlyView.
Tuning anion–π+ interactions in pyridinium iodide contact ion pairs enables ultrafast metal‐free room‐temperature phosphorescence (540–605 nm) with radiative rates up to 5.2×105 s−1. Strong iodide→π+ charge‐transfer coupling, enhanced spin–orbit interactions, and dynamic ion‐pair organization accelerate intersystem crossing and emission, establishing ...
Eetu Hakkarainen   +12 more
wiley   +2 more sources

Visible-light-induced reusable decatungstate-photocatalyzed radical cascade alkylation/cyclization of isocyanides with simple alkanes, ethers and ketones

open access: yesGreen Synthesis and Catalysis
With reusable sodium decatungstate (NaDT) as the photocatalyst, hydrocarbons (alkanes, ethers and ketones) as the alkylating agents, a wide range of alkylated fused N-heterocycles were obtained in high yield.
Ke-Li Wang   +5 more
doaj   +1 more source

The reactivity of vinyl compounds as alkylating agents

open access: yes, 2012
The reactions of 4-(p-nitrobenzyl)pyridine (a trap for alkylating agents with nucleophilicity similar to that of DNA) with the vinyl compounds acrylonitrile, acrylamide, acrylic acid, and acrolein, which can act as alkylating agents of DNA, were ...
Calle, Emilio   +4 more
core   +1 more source

Emerging Memory and Device Technologies for Hardware‐Accelerated Model Training and Inference

open access: yesAdvanced Electronic Materials, EarlyView.
This review investigates the suitability of various emerging memory technologies as compute‐in‐memory hardware for artificial intelligence (AI) applications. Distinct requirements for training‐ and inference‐centric computing are discussed, spanning device physics, materials, and system integration.
Yoonho Cho   +6 more
wiley   +1 more source

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