Results 41 to 50 of about 431,618 (362)

Dynamic evolution of the oscillatory Belousov-Zhabotinsky reaction upon addition of a non-ionic polymer [PDF]

open access: yes, 2006
The dynamic evolution of the oscillatory Belousov-Zhabotinsky reaction upon addition of increasing amount of the non-ionic polymer polypropylene glycol with molecular weight 425 g mol(-1) (PPG-425) was investigated in a stirred-batch reactor by ...
LOMBARDO, Renato   +2 more
core   +1 more source

Anaphylactic Shock Caused by Ingestion of Polyethylene Glycol [PDF]

open access: yesIntestinal Research, 2015
Colonoscopy is the current standard method for evaluation of the colon. The diagnostic accuracy and therapeutic safety of colonoscopy depend on the quality of colonic cleansing and preparation.
Sun Hee Lee   +10 more
doaj   +1 more source

Efficacy and Safety of TJP-008 Compared to 2 L PEG with Ascorbate in Colon Cleansing: A Randomized Phase 3 Trial

open access: yesGut and Liver, 2022
Background/Aims: Polyethylene glycol (PEG)-based bowel preparations are effective cleansing agents for colonoscopy. However, they require relatively large volumes to be used even with agents such as 2 L PEG with ascorbate (2LPEG).
Ja Seol Koo   +5 more
doaj   +1 more source

Investigation of the Influence of Antioxidant Compositions on Development of Microbiological Spoilage in Storage of Fruits [PDF]

open access: yes, 2017
The studies are devoted to the scientific grounding of expedience of after-harvest processing by antioxidant compositions for preventing the development of pathogenic microflora on fruit surfaces during a long storage.
Atanasova, V. (Vita)   +8 more
core  

Organic compounds in hydraulic fracturing fluids and wastewaters: A review [PDF]

open access: yes, 2017
High volume hydraulic fracturing (HVHF) of shale to stimulate the release of natural gas produces a large quantity of wastewater in the form of flowback fluids and produced water.
Gonsior, Michael, Luek, Jenna L.
core   +3 more sources

Rethinking plastic waste: innovations in enzymatic breakdown of oil‐based polyesters and bioplastics

open access: yesFEBS Open Bio, EarlyView.
Plastic pollution remains a critical environmental challenge, and current mechanical and chemical recycling methods are insufficient to achieve a fully circular economy. This review highlights recent breakthroughs in the enzymatic depolymerization of both oil‐derived polyesters and bioplastics, including high‐throughput protein engineering, de novo ...
Elena Rosini   +2 more
wiley   +1 more source

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Fast determination of toxic diethylene glycol in toothpaste by ultra-performance liquid chromatography–time of flight mass spectrometry [PDF]

open access: yes, 2008
A rapid method for determining diethylene glycol (DEG) in toothpaste based on the use of ultraperformance liquid chromatography (UPLC) coupled to time-of-flight mass spectrometry (TOF-MS) has been developed.
Hernandez, Felix   +2 more
core   +2 more sources

BMI‐1 modulation and trafficking during M phase in diffuse intrinsic pontine glioma

open access: yesFEBS Open Bio, EarlyView.
The schematic illustrates BMI‐1 phosphorylation during M phase, which triggers its translocation from the nucleus to the cytoplasm. In cycling cells, BMI‐1 functions within the PRC1 complex to mediate H2A K119 monoubiquitination. Following PTC596‐induced M phase arrest, phosphorylated BMI‐1 dissociates from PRC1 and is exported to the cytoplasm via its
Banlanjo Umaru   +6 more
wiley   +1 more source

Isolation and Characterization of Mesenchymal Stem Cells-Derived Exosomes by Method of Ultracentrifuge and Polyethylene Glycol

open access: yesمجله دانشکده پزشکی اصفهان, 2020
Background: Mesenchymal stem cells (MSCs)-derived exosomes can function similar to MSCs in repairing damaged tissues and modulating immune responses. They are considered as an effective tool in regenerative medicine as well as autoimmune diseases and ...
Fataneh Tavasolian   +3 more
doaj   +1 more source

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