Results 71 to 80 of about 288,556 (260)

Polyethylene glycol and prevalence of colorectal adenomas : Population-based study of 1165 patients undergoing colonoscopy [PDF]

open access: yes, 2006
Background and aim — Dietary polyethylene glycol (PEG) is extraordinarily potent in the chemoprevention of experimental colon carcinogenesis. PEG is used to treat constipation in France and in the USA. French laxatives include Forlax® (PEG4000), Movicol®
Barbieux, Jean-Pierre   +7 more
core  

Freeze-dried mucoadhesive polymeric system containing pegylated lipoplexes : towards a vaginal sustained released system for siRNA [PDF]

open access: yes, 2016
Topical vaginal sustained delivery of siRNA presents a significant challenge due to the short residence time of formulations. Therefore, a drug delivery system capable to adhere to the vaginal mucosa is desirable, as it could allow a prolonged delivery ...
Braeckmans, Kevin   +7 more
core   +1 more source

COMPARISON OF THE EFFICACY OF HYDROXYPROPYL METHYLCELLULOSE/ DEXTRAN, SODIUM HYALURONATE AND POLYETHYLENE GLYCOL/PROPYLENE GLYCOL BASED COMMERCIAL ARTIFICIAL TEAR PRODUCTS USING THE NONINVASIVE TEAR FILM BREAKUP TIME

open access: yesPakistan Armed Forces Medical Journal, 2020
Objective: To compare the efficacy of sodium hyaluronate, hydroxypropyl methylcellulose/dextran and polypropylene/polyethylene glycol based commercial artificial tear products using the noninvasive tear film breakup time.
Faisal Aziz Khan   +2 more
doaj  

A temperature-dependent implicit-solvent model of polyethylene glycol in aqueous solution [PDF]

open access: yesarXiv, 2017
A temperature (T)-dependent coarse-grained (CG) Hamiltonian of polyethylene glycol/oxide (PEG/PEO) in aqueous solution is reported to be used in implicit-solvent material models in a wide temperature (i.e., solvent quality) range. The T-dependent nonbonded CG interactions are derived from a combined "bottom-up" and "top-down" approach.
arxiv  

Co-extraction of high-quality RNA and DNA from rubber tree (Hevea brasiliensis) [PDF]

open access: yes, 2015
High-quality nucleic acids are the basic requirement for performing genomic research. A reliable and efficient method was developed for co-extracting high-quality DNA and RNA from rubber tree (Hevea brasiliensis) in this study.
An, Zewei   +6 more
core   +2 more sources

The compaction properties of polyethylene glycols

open access: yesJournal of Pharmacy and Pharmacology, 1985
Abstract The mechanical properties of polyethylene glycol (PEG) powders of different average molecular weights have been characterized in terms of their yield pressure, determined from the densification of compacts by the method of Heckel. The yield pressure was found to be proportional to the molecular weight of the PEG.
JW Kennerley, A A Al-Angari, JM Newton
openaire   +3 more sources

Data on seed priming and seedling growth of Barli 21 tobacco varieties under polyethylene glycol and salinity stress conditions

open access: yesData in Brief, 2018
Data on the effect of seed priming on Barli 21 tobacco (Nicotiana tobacum L.) cultivars, an experiment was carried out in 2014 at the Tobacco Research center of Urmia, Iran under saline and Polyethylene glycol conditions.
Fatemeh Nejatzadeh-Barandozi
doaj  

Modelling and analysis of strength and durability properties of internal curing concrete using PEG 400 and artificial neural network

open access: yesDiscover Sustainability
The traditional curing processes necessitate a large amount of water. This is especially difficult in locations where there is a lack of water and for construction of high-rise structures.
Sowjanya Gowdra Virupakshappa   +5 more
doaj   +1 more source

Dynamics of micrometer-scale phase separation in a polymer mixture upon laser irradiation [PDF]

open access: yesarXiv, 2005
Ten $\mu$m -sized droplets in an aqueous-two-phase system (water/ polyethylene-glycol (PEG)/ dextran) dissapear upon irradiation with a focused YAG laser. The interface of the dextran-rich droplet broadens, indicating smoothing of the concentration profile, whereas, the PEG-rich droplet shrinks and disappears.
arxiv  

Deep Eutectic Solvents (DES) based on sulphur for silicon surfaces as alternative lubricants [PDF]

open access: yes, 2019
Encontro realizado na Universidade Nova de Lisboa de 24-27 de junho de 2019.Deep eutectic mixtures composed of hydrogen-bond donors and hydrogen-bond acceptors, the so-called DESs, have recently being proposed as possible “green” alternatives to mineral ...
Antunes, Mónica   +7 more
core  

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