Results 41 to 50 of about 81,546 (283)

Synthesis of N-acyl carbazoles, phenoxazines and acridines from cyclic diaryliodonium salts [PDF]

open access: yes, 2023
N-Acyl carbazoles can be efficiently produced through a single-step process using amides and cyclic diaryliodonium triflates. This convenient reaction is facilitated by copper iodide in p-xylene, using the commonly found activating ligand diglyme.
Daniel, Duvinage   +4 more
core   +1 more source

A Novel Method for Indomethacin Determination Based on Graphene Loaded Nickel Oxides Nanoparticles Film

open access: yesInternational Journal of Electrochemical Science, 2018
A novel method was described for sensitive voltammetric determination of indomethacin based on a graphene loaded nickel oxides nanoparticles (Gr-NiO) film by one-step electrodeposition.
Yuxia Liu   +5 more
doaj   +1 more source

Inhibition of HIV budding by a genetically selected cyclic peptide targeting the Gag?TSG101 interaction [PDF]

open access: yes, 2008
The egress of HIV particles from virus-infected cells is accomplished by the recruitment of proteins that normally mediate host cell endocytic functions.
Gam, Jongsik   +5 more
core   +1 more source

On the cyclic J-integral of a 3D semi elliptical surface crack [PDF]

open access: yes, 2014
This paper investigates an approach for calculating the cyclic J-Integral (ΔJ) through a new industrial application. A previously proposed method is investigated further with the extension of this technique through a new application of a practical 3D ...
Hughes, Martin   +5 more
core   +1 more source

N-Borane-Substituted Cyclic Phosphine Imides (BCPIs) [PDF]

open access: yes, 2023
Phosphine imides are ubiquitous nucleophiles/Lewis bases in modern organic chemistry. The introduction of unexplored substituents on the phosphine imidoyl nitrogen and/or phosphorus atoms should facilitate the discovery of unprecedented utility for ...
Shun, Nagai   +3 more
core   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

On a generalization of cyclic semifields [PDF]

open access: yes, 2009
A new construction is given of cyclic semifields of orders q2n, n odd, with kernel (left nucleus) Fq n and right and middle nuclei isomorphic to Fq 2 , and the isotopism classes are determined.
MARINO, GIUSEPPE   +6 more
core   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

New Approach for the Synthesis of Isoxazoline-N-oxides [PDF]

open access: yes, 2016
A strategy for the synthesis of isoxazoline-N-oxides (cyclic five-membered nitronates) from primary nitro compounds and olefins is described. The key step of the process involves 1,3-dipolar cycloaddition of corresponding 1-bromosilyl nitronates with ...
Roman A. Kunetsky (2729431)   +5 more
core   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

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