Results 71 to 80 of about 1,113,567 (292)

Chemically driven switches for online detection of pH changes in microfluidic devices [PDF]

open access: yes, 2003
The internal walls of microfabricated fluidic channels were functionalized with a selfassembled monolayer of Rhodamine B lactam. This molecule has the capability to interconvert between its open fluorescent amide form and the closed non-fluorescent ...
Berg, A. van den   +5 more
core   +1 more source

Electrochemical evaluation of total antioxidant capacity of beverages using a purine-biosensor [PDF]

open access: yes, 2012
In this paper, it was evaluated the total antioxidant capacity (TAC) of beverages using an electrochemical biosensor. The biosensor consisted on the purine base (guanine or adenine) electro-immobilization on a glassy carbon electrode surface (GCE ...
Barroso, M. Fátima   +2 more
core   +1 more source

Circulating histones as clinical biomarkers in critically ill conditions

open access: yesFEBS Letters, EarlyView.
Circulating histones are emerging as promising biomarkers in critical illness due to their diagnostic, prognostic, and therapeutic potential. Detection methods such as ELISA and mass spectrometry provide reliable approaches for quantifying histone levels in plasma samples.
José Luis García‐Gimenez   +17 more
wiley   +1 more source

Increasing the Brønsted acidity of Ph2PO2H by the Lewis acid B(C6F5)3. Formation of an eight-membered boraphosphinate ring [Ph2POB(C6F5)2O]2 [PDF]

open access: yes, 2016
The Deutsche Forschungsgemeinschaft (DFG) is gratefully acknowledged for financial support. The theoretical part of this work was supported by the Russian Science Foundation (Project 14-13-00832).Autoprotolysis of the metastable acid (C6F5)3BOPPh2OH ...
Ashbrook, Sharon E.   +8 more
core   +1 more source

New insights into the Lewis acidity of guanidinium species: Lewis acid interaction provides reactivity

open access: yesComptes Rendus. Chimie, 2020
A unique reactivity pattern in which the catalyst and the reactant motifs are joined together in a substrate is investigated using density functional theory calculations.
Ashraf, Muhammad Ageel   +3 more
doaj   +1 more source

Magnetic amine-functionalized graphene oxide as a novel and recyclable bifunctional nanocatalyst for solvent-free synthesis of pyrano[3,2-c]pyridine derivatives [PDF]

open access: yesNanochemistry Research, 2017
The new magnetic amine-functionalized graphene oxide (Fe3O4-GO-NH2) nanocatalyst was prepared through the reaction of 3-aminopropyltriethoxysilane (APTES) with magnetic graphene oxide (Fe3O4-GO).
Shahnaz Rostamizadeh   +2 more
doaj   +1 more source

Insights into pegRNA design from editing of the cardiomyopathy‐associated phospholamban R14del mutation

open access: yesFEBS Letters, EarlyView.
This study reveals how prime editing guide RNA (pegRNA) secondary structure and reverse transcriptase template length affect prime editing efficiency in correcting the phospholamban R14del cardiomyopathy‐associated mutation. Insights support the design of structurally optimized enhanced pegRNAs for precise gene therapy.
Bing Yao   +7 more
wiley   +1 more source

Band-collision gel electrophoresis. [PDF]

open access: yes, 2019
Electrophoretic mobility shift assays are widely used in gel electrophoresis to study binding interactions between different molecular species loaded into the same well.
Bikos, Dimitri A, Mason, Thomas G
core  

Production of biodiesel from waste cooking oil using ultrasonic tubular reactor [PDF]

open access: yes, 2012
The aim of study is to produce the synthesis of biodiesel from waste cooking oil (WCO) using ultrasonic tubular reactor at laboratory scale. The experiment was used to determine the effect of ester contents by reaction time, molar ratio of WCO to ...
Agustian, Egi
core   +1 more source

Intron‐oriented HTLV‐1 integration in an adult T‐cell leukemia/lymphoma cell line sustains expression of intact ift81 mRNA

open access: yesFEBS Letters, EarlyView.
In the adult T‐cell leukemia/lymphoma (ATL) cell line ED, the human T‐cell leukemia virus type 1 (HTLV‐1) provirus was integrated into the intron of the ift81 gene in the antisense orientation. Despite this integration, both the intact ift81 and the viral oncogene hbz were simultaneously expressed, likely due to the functional insufficiency of viral ...
Mayuko Yagi   +5 more
wiley   +1 more source

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