Results 61 to 70 of about 24,847 (275)

Analysis of Writing Inks on Paper Using Direct Analysis in Real Time Mass Spectrometry [PDF]

open access: yes, 2013
Ink analysis is central to questioned document examination. We applied direct analysis in real time mass spectrometry (DART MS) to ballpoint, gel, and fluid writing ink analysis.
Jones, Roger   +2 more
core   +3 more sources

Unleashing the Power of Machine Learning in Nanomedicine Formulation Development

open access: yesAdvanced Functional Materials, EarlyView.
A random forest machine learning model is able to make predictions on nanoparticle attributes of different nanomedicines (i.e. lipid nanoparticles, liposomes, or PLGA nanoparticles) based on microfluidic formulation parameters. Machine learning models are based on a database of nanoparticle formulations, and models are able to generate unique solutions
Thomas L. Moore   +7 more
wiley   +1 more source

Synthesis and Characterization of Membranes Produced from Gelatin and Poly (ethylene glycol)

open access: yesBrazilian Archives of Biology and Technology
This study focuses on the development and characterization of gelatin-based membranes with varying concentrations of poly(ethylene glycol) (PEG) as potential cost-effective skin substitutes for burn wound treatment.
Lucas Camargo Soares Carvalho da Silva   +9 more
doaj   +1 more source

Effect of bioactive compounds from Sainfoin (Onobrychis viciifolia Scop.) on the in vitro larval migration of Haemonchus contortus: role of tannins and flavonol glycosides [PDF]

open access: yes, 2005
Anthelmintic bioactivity against gastrointestinal nematodes has been associated with leguminous forages supporting the hypothesis of a role of condensed tannins.
E., BARRAU   +3 more
core   +1 more source

Bio‐Orthogonally Crosslinked Supramolecular Polymer Bottlebrush Hydrogels for Long‐Term 3D Cell Culture

open access: yesAdvanced Functional Materials, EarlyView.
Fibrous benzenetrispeptide (BTP) hydrogels, fabricated via strain‐promoted azide‐alkyne cycloaddition (SPAAC) crosslinking, form robust, bioinert networks. These hydrogels can support 3D cell culture, where cell viability and colony growth depend on the fiber content.
Ceren C. Pihlamagi   +5 more
wiley   +1 more source

Investigations of the hydration of polyethyleneglycols using an acoustic method

open access: yesArchives of Acoustics, 2016
Measurements of the velocity of ultrasound in alcohol — water solutions of polyethylene glycols with molecular weights 400, 1500, 2000, 15000 and 20000 at a temperature of 25 ± 0.1°C have been made and the values of the hydration numbers defined by the ...
Adam JUSZKIEWICZ, Jadwiga POTACZEK
doaj  

A Comparison of 2 L of Polyethylene Glycol and 45 mL of Sodium Phosphate versus 4 L of Polyethylene Glycol for Bowel Cleansing: A Prospective Randomized Trial

open access: yesGut and Liver, 2013
Background/AimsPolyethylene glycol (PEG)-based gut lavage solutions are safe and effective, but require the intake of large volumes of fluid. The use of 2 L PEG plus 45 mL sodium phosphate (PEG2 plus NaP) was compared with 4 L PEG (PEG4) for bowel ...
doaj   +1 more source

Crowding alone cannot account for cosolute effect on amyloid aggregation.

open access: yesPLoS ONE, 2011
Amyloid fiber formation is a specific form of protein aggregation, often resulting from the misfolding of native proteins. Aimed at modeling the crowded environment of the cell, recent experiments showed a reduction in fibrillation halftimes for amyloid ...
Shahar Sukenik   +5 more
doaj   +1 more source

New Modified Deoxythymine with Dibranched Tetraethylene Glycol Stabilizes G-Quadruplex Structures

open access: yesMolecules, 2020
Methods for stabilizing G-quadruplex formation is a promising therapeutic approach for cancer treatment and other biomedical applications because stable G-quadruplexes efficiently inhibit biological reactions. Oligo and polyethylene glycols are promising
Hisae Tateishi-Karimata   +5 more
doaj   +1 more source

Shaping Ti3C2 MXene Nanospheres for Precision Near‐Infrared Photothermal Therapy

open access: yesAdvanced Functional Materials, EarlyView.
In this study, we report producing spherical MXenes via fs laser fragmentation of Ti3C2 flakes in liquid medium. The nanoparticles demonstrated pronounced light absorption and high photothermal conversion efficiencies of 68% and 63% under heating with NIR‐I and NIR‐II lasers, respectively.
Julia S. Babkova   +21 more
wiley   +1 more source

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