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PVP360

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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
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
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
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
Gili Dardikman-Yoffe et al.
Science advances, 6(15), eaay7619-eaay7619 (2020-04-18)
We present a new acquisition method that enables high-resolution, fine-detail full reconstruction of the three-dimensional movement and structure of individual human sperm cells swimming freely. We achieve both retrieval of the three-dimensional refractive-index profile of the sperm head, revealing its
Physicochemical Characterization of Polyvinyl Pyrrolidone: A Tale of Two Polyvinyl Pyrrolidones
Mireles LK, et al.
ACS Omega, 5(47), 30461-30467 (2020)
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
Wantao Li et al.
Frontiers in cell and developmental biology, 8, 265-265 (2020-07-17)
Gushukang (GSK) is a traditional herbal compound used in Chinese medicine for the treatment of osteoporosis. Numerous studies have been conducted to elucidate the effects of GSK, but the mechanisms underlying these effects remain unclear. In the present study, we
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
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
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
Polyvinylpyrrolidone (PVP), its diagnostic, therapeutic and technical application and consequences thereof.
W Wessel et al.
Arzneimittel-Forschung, 21(10), 1468-1482 (1971-10-01)
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
Mi Yang et al.
Nature communications, 8, 16003-16003 (2017-07-08)
A specific bone vessel subtype, strongly positive for CD31 and endomucin (CD31
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
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
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
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
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
Karla P Mercado-Shekhar et al.
Ultrasonics sonochemistry, 56, 114-124 (2019-05-19)
Acoustic droplet vaporization (ADV) has been shown to reduce the partial pressure of oxygen (PO2) in a fluid. The goals of this study were three-fold: 1) to determine the ADV pressure amplitude threshold in fluids that had physiologically relevant values
Matthew E Albertolle et al.
Clinical proteomics, 12, 29-29 (2016-01-01)
The carbohydrate portions of salivary glycoproteins play important roles, including mediating bacterial and leukocyte adhesion. Salivary glycosylation is complex. Many of its glycoproteins present ABO and Lewis blood group determinants. An individual's genetic complement and secretor status govern the expression
Povidone-iodine solutions in traumatic wound preparation.
M S Oberg
The American journal of emergency medicine, 5(6), 553-555 (1987-11-01)
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.)
Young-Ho Choi et al.
Reproduction (Cambridge, England), 150(1), 31-41 (2015-04-09)
Equine embryos develop in vitro in the presence of high glucose concentrations, but little is known about their requirements for development. We evaluated the effect of glucose concentrations in medium on blastocyst development after ICSI. In experiment 1, there were
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.
Emel Topuz et al.
Environmental pollution (Barking, Essex : 1987), 193, 37-44 (2014-07-08)
This study aims to investigate effects of freshwater components in order to predict agglomeration behavior of silver nanoparticles coated with citrate (AgNP-Cit), polyvinylpyrrolidone (AgNP-PVP), and of TiO2 nanoparticles. Agglomeration studies were conducted in various media based on combinations of ions
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
S S Olmez et al.
Die Pharmazie, 68(2), 110-116 (2013-03-09)
In this study, clozapine orally disintegrating tablets (ODTs) were prepared by direct compression method. Disintegration time, resistance to crushing of tablets, porosity, friability, dissolution tests were performed and dissolution profiles of ODTs were investigated. Morphological and interaction studies were also
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
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