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856568

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Rozhin Penjweini et al.
Journal of photochemistry and photobiology. B, Biology, 120, 120-129 (2013-02-05)
Conventional photodynamic diagnosis (PDD) and therapy (PDT) makes use of photosensitizers that are excited by continuous light irradiation of specific wavelengths. In the case of PDT, the overdose of continuous excitation may lead to an expansion of necrosis in cancer
W Neil Everett et al.
Toxicology letters, 225(1), 177-184 (2013-12-24)
Zinc oxide (ZnO) nanoparticles (NPs) have been found to readily react with phosphate ions to form zinc phosphate (Zn3(PO4)2) crystallites. Because phosphates are ubiquitous in physiological fluids as well as waste water streams, it is important to examine the potential
Chun-Mei Zhao et al.
Environmental toxicology and chemistry, 32(4), 913-919 (2013-01-25)
The toxicity of manufactured silver nanoparticles (AgNPs) has been widely studied, but the influence of AgNPs on the major ions (such as sodium [Na] and calcium [Ca]) regulations are unknown. In the present study, a freshwater cladoceran Daphnia magna was
Liyun Ren et al.
Nanoscale, 5(6), 2337-2345 (2013-02-09)
PLLA fibrous tissue scaffolds with controlled fiber nanoscale surface roughness are fabricated with a novel centrifugal jet spinning process. The centrifugal jet spinning technique is a highly efficient synthesis method for micron- to nano-sized fibers with a production rate up
Massimiliano di Cagno et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 48(4-5), 775-780 (2013-01-29)
The objective of this study was to investigate if the increase in apparent solubility induced by liposomalization or micellization of the poorly soluble drug hydrocortisone (HC) would lead to an enhancement of its permeability through biological membranes. For this purpose
Polyvinylpyrrolidone (PVP), its diagnostic, therapeutic and technical application and consequences thereof.
W Wessel et al.
Arzneimittel-Forschung, 21(10), 1468-1482 (1971-10-01)
Hisham Al-Obaidi et al.
International journal of pharmaceutics, 446(1-2), 100-105 (2013-02-16)
The role of molecular interactions in ball milled solid dispersions in determining the aqueous solubility of the poorly water-soluble drug, griseofulvin (GF) has been examined. Ball milled solid dispersions of GF and hydroxypropylmethylcellulose acetate succinate (HPMCAS) and GF and polyvinylpyrrolidone
Patricia C Buchsel
Expert opinion on drug metabolism & toxicology, 4(11), 1449-1454 (2008-10-28)
Painful oral lesions in patients with cancer, HIV or aphthous ulcers can cause significant pain and discomfort. Those with oral mucositis (OM) resulting from high-dose chemotherapy or irradiation are the most at risk for painful lesions that lead to significant
Synthesis and characterization of fivefold twinned nanorods and right
bipyramids of palladium
Xiong Y, et al.
Chemical Physics Letters, 440, 273-278 (2007)
Kim M Newton et al.
Environmental toxicology and chemistry, 32(10), 2356-2364 (2013-06-14)
The most persistent question regarding the toxicity of silver nanoparticles (AgNPs) is whether this toxicity is due to the nanoparticles themselves or the silver ions (Ag(+)) they release. The present study investigates the role of surface coating and the presence
Synthesis and characterization of fivefold twinned nanorods and right bipyramids of palladium
Xiong Y, et al.
Chemical Physics Letters, 440(4), 273-278 (2007)
Yujie Xiong et al.
Journal of the American Chemical Society, 129(12), 3665-3675 (2007-03-06)
This paper describes a simple and versatile method for growing highly anisotropic nanostructures of Pd, single-crystal nanobars bounded by {100} facets and single-crystal nanorods with their side surfaces enclosed by {100} and {110} facets. According to thermodynamic arguments, Pd atoms
Murugappan Ramanathan et al.
American journal of rhinology, 22(2), 115-121 (2008-04-18)
Chronic rhinosinusitis with nasal polyps (CRSwNPs) is a disorder characterized by persistent eosinophilic Th2 inflammation and frequent sinonasal microbial colonization. It has been postulated that an abnormal mucosal immune response underlies disease pathogenesis. The relationship between Th2 inflammatory cytokines and
Jessica G Coleman et al.
Environmental toxicology and chemistry, 32(9), 2069-2077 (2013-05-21)
As the production and applications of silver nanoparticles (AgNPs) increase, it is essential to characterize fate and effects in environmental systems. Nanosilver materials may settle from suspension; therefore, the authors' objective was to utilize environmentally relevant bioassays and study the
Lindsay A Wegiel et al.
Pharmaceutical development and technology, 19(8), 976-986 (2013-11-07)
We have investigated the physical stability of amorphous curcumin dispersions and the role of curcumin-polymer intermolecular interactions in delaying crystallization. Curcumin is an interesting model compound as it forms both intra and intermolecular hydrogen bonds in the crystal. A structurally
Hao Lou et al.
Pharmaceutical development and technology, 19(5), 548-555 (2013-06-15)
The purpose of this study is to evaluate the influence of sodium iodide, sodium chloride and sodium sulfate on the formation efficiency of sulfamerazine nanocrystals by wet ball milling. Sulfamerazine was milled using zirconium oxide beads in a solution containing
Guilherme L Alexandrino et al.
Analytica chimica acta, 765, 37-44 (2013-02-16)
Thin films loaded with the drug paracetamol were produced from polymer blends formed by hydroxypropylmethylcellulose (HPMC), polyvinylpyrrolidone (PVP) and polyethyleneglycol (PEG), at various mass ratios of polymers and drug defined by a D-optimal experimental design. NIR hyperspectral images were obtained
Atsuko Adachi et al.
Contact dermatitis, 48(3), 133-136 (2003-05-21)
A 59-year-old woman who had had several episodes of contact urticaria after hair treatment, developed anaphylaxis after vaginal application of povidone-iodine solution for disinfection. Prick tests showed wheal-and-flare responses to both povidone-iodine (0.1% aqueous) and polyvinylpyrrolidone (povidone, PVP) (0.001% aq.)
Liandong Hu et al.
Pakistan journal of pharmaceutical sciences, 26(3), 629-636 (2013-04-30)
Solid dispersion technique has been developed many years for improving solubility of water-insoluble drugs, aiming to achieve a better oral bioavailability. However, this technique exhibits many inconveniences when used for large-scale tableting procedures. The objective of current research work was
Raju Y Prasad et al.
Toxicology in vitro : an international journal published in association with BIBRA, 27(6), 2013-2021 (2013-07-23)
Silver nanoparticles (Ag NP) have been shown to generate reactive oxygen species; however, the association between physicochemical characteristics of nanoparticles and cellular stress responses elicited by exposure has not been elucidated. Here, we examined three key stress-responsive pathways activated by
Doris Bach et al.
Journal of photochemistry and photobiology. B, Biology, 120, 74-81 (2013-03-08)
Photodynamic therapy (PDT) is a local tumour treatment accepted for a number of indications. PDT operates via the cellular stress response through the production of reactive oxygen species and subsequent cellular damage, resulting in cell death. Although PDT-induced signalling and
Povidone-iodine solutions in traumatic wound preparation.
M S Oberg
The American journal of emergency medicine, 5(6), 553-555 (1987-11-01)
Mario Battisti et al.
Frontiers in bioengineering and biotechnology, 7, 296-296 (2019-11-30)
Transdermal drug delivery represents an appealing alternative to conventional drug administration systems. In fact, due to their high patient compliance, the development of dissolvable and biodegradable polymer microneedles has recently attracted great attention. Although stamp-based procedures guarantee high tip resolution
Xiaoqing Hu et al.
Journal of biomedical nanotechnology, 9(6), 976-984 (2013-07-19)
The uniform-sized manganese oxide nanoparticles (the oleic-capped MnO NPs) were synthesized by the thermal decomposition of Mn-oleate complex and were transferred into water with the help of cationic surfactant of cetyltrimethyl ammonium bromide (CTAB), then the poly(vinylpyrrolidone) (PVP) membrane was
S Fardindoost et al.
Nanotechnology, 24(13), 135201-135201 (2013-03-13)
In this paper we present experimental results describing electrical readout of the mechanical vibratory response of graphene-doped fibers by employing electrical actuation. For a fiber resonator with an approximate radius of 850 nm and length of 100 μm, we observed a resonance
Gold nanocages for cancer imaging and therapy
Au L, et al.
Cancer Nanotechnology, 83-99 (2010)
Peiyong Qin et al.
Langmuir : the ACS journal of surfaces and colloids, 29(12), 4167-4175 (2013-02-09)
Poly(phthalazinone-ether-sulfone) (PPES) polymer is a relatively newly developed material with a bis(4-fluorodiphenyl) sulfone group. The formation of the PPES membrane by wet-phase inversion can proceed according to a slow or fast gelation method. These formation mechanisms were studied experimentally. The
[Gordon's polyvinylpyrrolidone test].
J Aebersold
Helvetica medica acta, 32(3), 227-246 (1965-09-01)
Penny Nymark et al.
Toxicology, 313(1), 38-48 (2012-11-13)
Silver nanoparticles (AgNPs) are widely utilized in various consumer products and medical devices, especially due to their antimicrobial properties. However, several studies have associated these particles with toxic effects, such as inflammation and oxidative stress in vivo and cytotoxic and
G Meru et al.
Genetics and molecular research : GMR, 12(1), 702-709 (2013-04-03)
Genomic tools for watermelon breeding are becoming increasingly available. A high throughput genotyping system would facilitate the use of DNA markers in marker-assisted selection. DNA extraction from leaf material requires prior seed germination and is often time-consuming and cost prohibitive.
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