Results 81 to 90 of about 1,669,284 (296)

Influence of solvent choice on the optimisation of a reaction–separation operation : application to a Beckmann rearrangement reaction [PDF]

open access: yes, 2004
In pharmaceutical syntheses, the solvent choice generally represents a complex design step. Traditionally, this choice is operated according to criteria connected with the reaction step and without any consideration on the following separation steps. The
Elgue, Sébastien   +6 more
core   +1 more source

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

Physical Simulation Experiment on the Mechanism of Electrically Heated Assisted Solvent Extraction for Oil Recovery

open access: yesApplied Sciences
To address the issues of high energy consumption and high carbon emissions associated with the steam injection development of ultra-heavy oil in China, technological exploration focusing on electrical heating and solvent substitution was conducted ...
Xinge Sun   +7 more
doaj   +1 more source

Enhancing The Rate of Process and The Quality of Rice Bran Oil Through The Ultrasonic- Assisted Extraction

open access: yesTeknik, 2019
Rice bran oil is one of the oils that has been widely used in the chemical, pharmaceutical and food industries considering the high essential content such as antioxidants, vitamins that are good for the body. Extraction of ultrasonic assisted bran oil is
Mohamad Djaeni   +1 more
doaj   +1 more source

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Experimental and Modeling Studies of Andrographolide Extraction from Andrographis paniculata in a Soxhlet Extractor [PDF]

open access: yes, 2006
Andrographolide is the main diterpenoid lactone contained in the leaves of Andrographis paniculata. This bioactive component has multifunctional medicinal properties such as activity against fever, dysentery, diarrhoea, inflammation, and sore throat as
Kumoro, A.C., Hasan, M.
core   +1 more source

solvent extraction

open access: yes, 2014
Citation: 'solvent extraction' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.S05752 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +2 more sources

THE EXTRACTION OF MORPHINE WITH IMMISCIBLE SOLVENTS. [PDF]

open access: yesJournal of the American Chemical Society, 1901
n ...
openaire   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

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