Results 81 to 90 of about 1,001,154 (242)

Reaction of isocyanates with schiff bases [PDF]

open access: yes, 1972
1. Electron-donor substituents in the p-positions of the aromatic rings in Schiff bases increase the overall addition rate of the benzoyl and trichloroacetyl isocyanates to Schiff bases and shift the reaction toward the formation of 4-membered rings ...
Arbuzov B., Rusanov G., Zobova N.
core  

Direct diacylation of Schiff bases

open access: yes, 1988
A novel diacylation of Schiff bases occurs in the presence of catalytic amts. of Co2(CO)8 under phase-transfer catalysis conditions. E.g., treatment of PhCH:NC6H4OMe-p with CO and MeI in CH2Cl2-H2O contg.
Alper Howard   +3 more
core   +1 more source

Klotho‐Derived Peptide 1 Protects against Acute Kidney Injury by Directly Targeting Mitochondrial ATAD3A

open access: yesAdvanced Science, EarlyView.
This study uncovers that KP1, a Klotho‐derived peptide, protects the kidney against acute kidney injury, a clinical syndrome with high morbidity and mortality. KP1 enters tubular epithelial cells via endocytosis, directly interacts with the mitochondrial ATAD3A/HIGD2A complex, thereby preventing cytochrome c release, and caspases activation, and ...
Xiaoyao Zhang   +6 more
wiley   +1 more source

Engineered Cyanobacteria‐Hydrogel Microecological System for Oxygen Reprogramming Synergizes Immunomodulation With Anabolism in Osteoarthritis Therapy

open access: yesAdvanced Science, EarlyView.
An injectable cyanobacteria‐laden hydrogel enables light‐dependent oxygen metabolism engineering for osteoarthritis therapy. Photosynthetic oxygen release under red light irradiation suppresses synovial inflammation via HIF‐1α inhibition and M2 macrophage polarization, while respiratory oxygen consumption in darkness stabilizes chondrocyte HIF‐1α to ...
Lerong Yang   +8 more
wiley   +1 more source

Thermal‐Ionic Coupling in Transpiration‐Inspired Janus Nanofiber Membranes: Synergistic Dry‐Wet Interface Engineering for Solar‐Driven Electricity Generation

open access: yesAdvanced Science, EarlyView.
A transpiration‐inspired Janus nanofiber membrane creates a persistent dry‐wet interface that couples localized solar heating with hydration‐induced ion regulation. The asymmetric architecture sustains directional water and ion transport, suppresses salt accumulation, and enables simultaneous seawater evaporation and stable electricity generation ...
Qin Su   +10 more
wiley   +1 more source

The antimicrobial activity of Schiff bases derived from vanillin (in vitro Study)

open access: yes, 2019
The antimicrobial activity of Schiff bases derived from vanillin (in vitro Study)
Amer A. Taqa (6713462)
core   +2 more sources

Gut Microbiota‐Isoallolithocholic Acid Crosstalk Promotes Calcium Oxalate Kidney Stone Formation via PARP1‐Mediated Parthanatos

open access: yesAdvanced Science, EarlyView.
ABSTRACT Bile acids have been implicated in calcium oxalate (CaOx) nephrolithiasis. Here, we employ multi‐omics approaches to identify isoallolithocholic acid (isoalloLCA) as the key bile acid elevated in the feces, serum, kidney, and urine of CaOx rats, confirmed by spatial metabolomics.
Zijian Zhou   +9 more
wiley   +1 more source

Synthesis, characterization and antibacterial screening of some Schiff bases derived from pyrazole and 4-amino antipyrine [PDF]

open access: yes, 2016
Some Schiff bases of pyrazole and 4-amino antipyrine have been synthesized. The antibacterial screening of these synthesized compounds was done in dimethyl forma-mide against four Gram positive bacteria viz.
Chanda, Sumitra, Baluja, Shipra
core  

Secondary Mannich Bases Via Trimethylsilyl Trifluoromethanesulphonate Promoted Addition Of Silyl Enol Ethers To Schiff Bases [PDF]

open access: yes, 2015
A convenient route to N-aryl-β-aminoketones is reported involving addition of silyl enol ethers to Schiff bases activated with 15 mol % of trimethylsilyl trifluoromethanesulphonate ...
Pilli R.A., Russowsky D.
core   +1 more source

One‐Step Immobilized Phage Depolymerase Coatings for Catheter‐Related Bloodstream Infections

open access: yesAdvanced Science, EarlyView.
Catheter‐related bloodstream infections (CRBSI) caused by drug‐resistant Gram‐negative bacteria remain a major clinical challenge. Here, a polydopamine‐assisted depolymerase coating degrades bacterial capsules and restores serum‐mediated killing, effectively suppressing biofilms and reducing bacterial burden in vitro, ex vivo, and in vivo, presenting a
Lingkai Dong   +11 more
wiley   +1 more source

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