Results 41 to 50 of about 661,380 (406)

Polyethylene glycol, unique among laxatives, suppresses aberrant crypt foci, by elimination of cells. [PDF]

open access: yes, 2006
OBJECTIVE: Polyethylene glycol (PEG), an osmotic laxative, is a potent inhibitor of colon cancer in rats. In a search for the underling mechanisms, the hypothesis that fecal bulking and moisture decrease colon carcinogenesis was tested.
Corpet, Denis E.   +3 more
core   +2 more sources

Structure and dynamics of motor-driven microtubule bundles [PDF]

open access: yesarXiv, 2022
Connecting the large-scale emergent behaviors of active materials to the microscopic properties of their constituents is a challenge due to a lack of data on the multiscale dynamics and structure of such systems. We approach this problem by studying the impact of polyethylene glycol, a crowding agent, on bundles of microtubules and kinesin-14 molecular
arxiv  

Generation of silicone poly-HIPES with controlled pore sizes via reactive emulsion stabilization [PDF]

open access: yesMacromolecular Rapid Communications 37,18 (2016): 1527-1532, 2016
Macrocellular silicone polymers are obtained after solidification of the continuous phase of a PDMS (polydimethylsiloxane) emulsion, which contains PEG (polyethylene glycol) drops of sub-millimetric dimensions. Coalescence of the liquid template emulsion is prohibited by a reactive blending approach.
arxiv   +1 more source

Polyethylene glycol has immunoprotective effects on sciatic allografts, but behavioral recovery and graft tolerance require neurorrhaphy and axonal fusion

open access: yesNeural Regeneration Research
Behavioral recovery using (viable) peripheral nerve allografts to repair ablation-type (segmental-loss) peripheral nerve injuries is delayed or poor due to slow and inaccurate axonal regeneration.
Tyler A. Smith   +8 more
doaj   +1 more source

Microwave-mediated synthesis of N-methyliminodiacetic acid (MIDA) boronates [PDF]

open access: yes, 2014
A library of over 20, mainly aryl or heteroaryl, N-methyliminodiacetic acid (MIDA) boronates have been synthesised. A rapid microwave-mediated (MW) method (5–10 min) has been developed using polyethylene glycol 300 (PEG 300) as solvent.
Close, Adam J   +3 more
core   +1 more source

Bacterial oxidation of polyethylene glycol [PDF]

open access: yesApplied and Environmental Microbiology, 1978
The metabolism of polyethylene glycol (PEG) was investigated with a synergistic, mixed culture of Flavobacterium and Pseudomonas species, which are individually unable to utilize PEGs. The PEG dehydrogenase linked with 2,6-dichlorophenolindophenol was found in the particulate fraction of sonic extracts and catalyzed the formation of a 2,4 ...
Takafumi Ueno   +6 more
openaire   +2 more sources

Relationship between Friction Coefficient, Viscosity and Compressibility of Polyethylene Glycol

open access: yesTribology Online, 2008
An ultrasonic liquid processor with the frequency of 20 kHz was used to cleave a principal chain in a polyethylene glycol molecule. The amount of the lubricant molecules cleaved by the ultrasonic disruption was evaluated by the kinematic viscosity ...
Kazuaki Hachiya, Tatsuya Nitta
doaj   +1 more source

Synthesis and characterization of new biodegradable polymers and study of some properties in phosphate buffers

open access: yesالمجلة العراقية للاستزراع المائي, 2022
Copolymers between polylactic acid and polyethylene glycol, also alganic acid and polyethylene glycol were synthesized and disocynate (MDI) were prepared and characterized.
Husein N. Khalf   +2 more
doaj   +1 more source

Studies of stabilization of native catalase using additives [PDF]

open access: yes, 2002
Native catalase preparations isolated from Bacillus Sp were formulated with different additives for storage stabilization and better performance at high temperature and pH.
Aebi   +24 more
core   +1 more source

What is the origin of chirality in the cholesteric phase of virus suspensions ? [PDF]

open access: yesPhys. Rev. Lett. 90.198302. 2003, 2003
We report a study of the cholesteric phase in monodisperse suspensions of the rod-like virus fd sterically stabilized with the polymer polyethylene glycol (PEG). After coating the virus with neutral polymers, the phase diagram and nematic order parameter of the fd-PEG system then become independent of ionic strength.
arxiv   +1 more source

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