Results 21 to 30 of about 110,257 (339)

DNA crosslinking and biological activity of a hairpin polyamide–chlorambucil conjugate [PDF]

open access: yes, 2003
A prototype of a novel class of DNA alkylating agents, which combines the DNA crosslinking moiety chlorambucil (Chl) with a sequence-selective hairpin pyrrole-imidazole polyamide ImPy-beta-ImPy-gamma-ImPy-beta-Dp (polyamide 1), was evaluated for its ...
Beerman, Terry A.   +5 more
core   +2 more sources

Polyamide 11-Carbon Nanotubes Nanocomposites: Preliminary Investigation [PDF]

open access: yes, 2008
The objective of this research is to develop an improved polyamide 11 (PA11) polymer with enhanced flame retardancy, thermal, and mechanical properties for selective laser sintering (SLS) rapid manufacturing.
Koo, J. H.   +9 more
core   +1 more source

In vivo imaging of pyrrole-imidazole polyamides with positron emission tomography [PDF]

open access: yes, 2008
The biodistribution profiles in mice of two pyrrole-imidazole polyamides were determined by PET. Pyrrole-imidazole polyamides are a class of small molecules that can be programmed to bind a broad repertoire of DNA sequences, disrupt transcription factor ...
Bergstr  m   +26 more
core   +3 more sources

A study of the antibacterial efficiency and coloration of dyed polyamide and polyester fabrics modified with colloidal Ag nanoparticles [PDF]

open access: yesJournal of the Serbian Chemical Society, 2009
In this study, the influence of dyeing on the antibacterial efficiency of polyamide and polyester fabrics loaded with colloidal Ag nanoparticles and the influence of the presence of Ag nanoparticles on the color change of dyed fabrics were investigated ...
Ilić Vesna   +6 more
doaj   +1 more source

Permeability and chemical analysis of aromatic polyamide based membranes exposed to sodium hypochlorite [PDF]

open access: yes, 2011
In this study, a cross-linked aromatic polyamide based reverse osmosis membrane was exposed to variable sodium hypochlorite ageing conditions (free chlorine concentration, solution pH) and the resulting evolutions of membrane surface chemical and ...
Aimar, Pierre   +4 more
core   +1 more source

Taste Masking of Promethazine Hydrochloride Using l-Arginine Polyamide-Based Nanocapsules

open access: yesMolecules, 2023
Promethazine hydrochloride (PMZ), a potent H1-histamine blocker widely used to prevent motion sickness, dizziness, nausea, and vomiting, has a bitter taste.
Hamad S. Alyami   +8 more
doaj   +1 more source

Mechanism of the degradation of polyamides [PDF]

open access: yesJournal of Biochemical Toxicology, 1951
AbstractFilms of polyamides were exposed to heat, ultra‐violet radiant energy, and different atmospheric conditions. The degradation products were collected in some cases and analysed by mass‐spectrometric techniques. The unexposed and exposed specimens were examined by the following techniques to obtain information concerning the changes in chemical ...
Gordon M. Kline   +2 more
openaire   +2 more sources

Lock-In Thermography and Ultrasonic Testing of Impacted Basalt Fibers Reinforced Thermoplastic Matrix Composites

open access: yesApplied Sciences, 2019
Basalt fibers are receiving increasing consideration because they seem to be adequate as reinforcement of composites and to comply with the environmental safeguard rules.
Simone Boccardi   +7 more
doaj   +1 more source

Reuse of Textile Waste to Production of the Fibrous Antibacterial Membrane with Filtration Potential

open access: yesNanomaterials, 2021
Wasted synthetic fabrics are a type of textile waste source; the reuse of them brings environmental protection and turns waste into a valuable material.
Alena Opálková Šišková   +7 more
doaj   +1 more source

Bacterial Colonization and Tissue Compatibility of Denture Base Resins

open access: yesDentistry Journal, 2018
Currently, there is minimal clinical data regarding biofilm composition on the surface of denture bases and the clinical tissue compatibility. Therefore, the aim of this experimental study was to compare the bacterial colonization and the tissue ...
Constanze Olms   +3 more
doaj   +1 more source

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