Showing 1-30 of 78 results for "P0930"
Rozhin Penjweini et al.
Biochimica et biophysica acta, 1843(5), 855-865 (2014-02-01)
PVP-Hypericin (PVP: polyvinylpyrrolidone) is a potent anti-cancer photosensitizer for photodynamic diagnosis (PDD) and therapy (PDT). However, cellular targets and mechanisms involved in the cancer-selectivity of the photosensitizer are not yet fully understood. This paper gives new insights into the differential...
Dritan Hasa et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 50(1), 56-68 (2013-03-26)
The aim of the research was to investigate three "critical steps" that deserve particular attention during the mechanochemical activation of vincamine. The first step consisted in the selection of the best polymeric carrier/most affine stabiliser between linear PVP and NaCMC...
K Kogermann et al.
International journal of pharmaceutics, 444(1-2), 40-46 (2013-02-02)
The main purpose of this study was to investigate the effect of different polymers, with varying physicochemical properties and molecular weight on the stability and dissolution of co-milled amorphous solid dispersions (ASDs) of piroxicam (PRX). The stability of amorphous PRX...
Markéta Julinová et al.
Water environment research : a research publication of the Water Environment Federation, 84(12), 2123-2132 (2013-01-25)
Polyvinylpyrrolidone (PVP) is a frequently used polymer in the pharmaceutical and foodstuff industries. Because it is not subject to metabolic changes and is virtually nondegradable, trace concentrations of PVP are often found in community wastewaters. The literature finds that the...
Nicole M Sanders et al.
American journal of physiology. Endocrinology and metabolism, 294(5), E853-E860 (2008-03-13)
Selective serotonin reuptake inhibitors (SSRIs) are widely prescribed for patients with comorbid diabetes and depression. Clinical case studies in diabetic patients, however, suggest that SSRI therapy may exacerbate hypoglycemia. We hypothesized that SSRIs might increase the risk of hypoglycemia by...
Elisa Caroline da Silva Santos et al.
Animal science journal = Nihon chikusan Gakkaiho, 88(8), 1042-1048 (2016-11-25)
We evaluated the effects of polyethylene glycol (PEG) and Supercool X-1000 (SC) as supplements during the vitrification of immature cumulus-enclosed porcine oocytes in a solution based on 17.5% ethylene glycol + 17.5% propylene glycol. After warming, the oocytes were subjected to in...
Seung-min Park et al.
Proceedings of the National Academy of Sciences of the United States of America, 106(37), 15549-15554 (2009-09-01)
Nanofluidics represents a promising solution to problems in fields ranging from biomolecular analysis to optical property tuning. Recently a number of simple nanofluidic fabrication techniques have been introduced that exploit the deformability of elastomeric materials like polydimethylsiloxane (PDMS). These techniques...
Bryan D James et al.
ACS biomaterials science & engineering, 6(6), 3673-3689 (2020-07-25)
Increasingly being recognized is the role of the complex microenvironment to regulate cell phenotype; however, the cell culture systems used to study these effects in vitro are lagging. The complex microenvironment is host to a combination of biological interactions, chemical...
S R Santosh Kumar et al.
Indian journal of experimental biology, 50(12), 910-917 (2013-08-31)
An in vitro regeneration protocol has been standardized via direct and indirect methods from excised root explants of C. bonduc, a threatened woody legume used for the treatment of contagious diseases, inflammation, leprosy, antiperiodic, febrifuge, anthelmenthic, urinary disorders, leucorrhoea, piles...
Lauretta Maggi et al.
International journal of pharmaceutics, 454(1), 568-572 (2013-07-23)
Nateglinide is an oral antidiabetic agent that should be administered 10-30 min before the meal, but it shows low and pH-dependent solubility that may reduce its oral bioavailability. To improve nateglinide dissolution rate, the active was co-milled with three different...
Amrit Paudel et al.
Journal of pharmaceutical sciences, 102(4), 1249-1267 (2013-01-30)
The present study investigates the effect of changing spray drying temperature (40°C-120°C) and/or atomizing airflow rate (AR; 5-15 L/min) on the phase structure, physical stability, and performance of spray-dried naproxen-polyvinylpyrrolidone (PVP) K 25 amorphous solid dispersions. The modulated differential scanning...
Cloned ferrets produced by somatic cell nuclear transfer
Li Z, et al.
Developmental Biology, 293, 439-448 (2006)
Tamás Somfai et al.
The Journal of reproduction and development, 66(2), 115-123 (2020-01-28)
The aim of the present study was to clarify whether or not our vitrification procedure at the germinal vesicle (GV)-stage triggers the apoptotic cascade in oocytes and subsequent embryos. Immature porcine cumulus-oocyte complexes were either vitrified and warmed (vitrified group)...
Tamás Somfai et al.
The Journal of reproduction and development, 59(4), 378-384 (2013-05-15)
Our aim was to optimize a cryoprotectant treatment for vitrification of immature porcine cumulus-oocyte complexes (COCs). Immature COCs were vitrified either in 35% ethylene glycol (EG), 35% propylene glycol (PG) or a combination of 17.5% EG and 17.5% PG. After...
Sung Neung Lee et al.
Archives of pharmacal research, 36(1), 79-85 (2013-01-19)
A novel surface-attached, spray-dried solid dispersion containing poorly water-soluble carvedilol (CV) without any change in the crystallinity was prepared using water, polyvinylpyrrolidone (PVP K30) and Tween 80. The solid dispersion was optimized by investigating the effects of the weight ratios...
X C Qin et al.
Journal of photochemistry and photobiology. B, Biology, 120, 156-162 (2013-01-30)
Nanographene oxide (NGO), a new type of nanomaterial for anticancer drugs delivery and near-infrared (NIR)-mediated photothermal ablation of tumors, has been used in the combination of photothermal therapy and chemotherapy. Herein, targeted chemo-photothermal therapy based on polyvinylpyrrolidone (PVP) functionalized NGO...
Y Barak et al.
Human fertility (Cambridge, England), 4(2), 99-103 (2001-10-10)
The technique of intracytoplasmic sperm injection (ICSI) requires mechanical immobilization of the sperm that are to be injected; damage thus caused to the sperm membrane is considered to be necessary to activate the sperm for fertilization. Mechanical immobilization and the...
Yan-Yan Yin et al.
Inorganic chemistry, 52(7), 3738-3743 (2013-03-20)
Both bulk crystals and nanocrystals of two helical complexes, [Cu(μ2-L)(H2O)]n (1) and {[Cu(μ2-L)(H2O)]·2H2O}n (2) (H2L = thiazolidine-2,4-dicarboxylic acid), have been synthesized with the chiralities of right-handedness (1) and left-handedness (2), respectively. 4-Cyanopyridine and poly(vinylpyrrolidone) (PVP) have been applied to control...
Bin Li et al.
Carbohydrate polymers, 92(2), 2033-2040 (2013-02-13)
Amorphous solid dispersions (ASD) of quercetin (Que) in cellulose derivative matrices, carboxymethylcellulose acetate butyrate (CMCAB), hydroxypropylmethylcellulose acetate succinate (HPMCAS), and cellulose acetate adipate propionate (CAAdP) were prepared with the goal of identifying an ASD that effectively increased Que aqueous solution...
Yu-Tsai Yang et al.
Pharmaceutical development and technology, 19(7), 806-812 (2013-09-21)
The penta-ethyl ester prodrug of diethylenetriaminepentaacetic acid (DTPA), which exists as an oily liquid, was incorporated into a solid dispersion for oral administration by the solvent evaporation method using blends of polyvinylpyrrolidone (PVP), Eudragit® RL PO and α-tocopherol. D-optimal mixture...
Bhupendra K Sen et al.
Bulletin of environmental contamination and toxicology, 93(5), 549-554 (2014-09-27)
The removal of phenolic compounds, i.e., o-cresol, m-cresol, and p-cresol from aqueous solution have been evaluated employing activated carbon (AC) coated with polymer supported iron nanoparticles (FeNPs). The synthesized FeNPs were characterized by scanning electron microscope and X-ray diffraction analysis....
Xuan G Luong et al.
Nucleic acids research, 48(6), 3257-3276 (2020-01-24)
During oocyte maturation, changes in gene expression depend exclusively on translation and degradation of maternal mRNAs rather than transcription. Execution of this translation program is essential for assembling the molecular machinery required for meiotic progression, fertilization, and embryo development. With...
Gamal M El Maghraby et al.
Pharmaceutical development and technology, 19(6), 641-650 (2013-07-12)
Nisoldipine is a calcium channel blocker with low and variable oral bioavailability. This was attributed to slow dissolution and presystemic metabolism. Accordingly, the objective of this work was to enhance the dissolution rate of nisoldipine to formulate fast disintegrating tablets...
J L Zamora
American journal of surgery, 151(3), 400-406 (1986-03-01)
The chemical, microbiologic, and toxic characteristics of povidone-iodine solution, a commonly used antiseptic agent, are addressed in a collective review of relevant works published from 1956 to the present. Interactions of this agent with the thyroid gland and the kidneys...
Helen Thomas et al.
Journal of chromatography. A, 1285, 48-56 (2013-03-16)
In protein chromatography, the size of the protein determines which fraction of pores it can access within a resin and at which rate of diffusion. Moreover, in the presence of grafted polymers like in advanced materials, adsorbed proteins and electrolytes...
Aaron R Jex et al.
Journal of clinical microbiology, 46(7), 2252-2262 (2008-05-02)
In the present study, we analyzed genetic variation in Cryptosporidium species from humans (n = 62) with clinical cryptosporidiosis in South Australia. Sequence variation was assessed in regions within the small subunit of nuclear rRNA (p-SSU), the 70-kDa heat shock...
Chen Lin et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 114, 330-338 (2013-06-22)
In this paper, we report a Re(I) complex of Re(CO)3(Cl-PYO)Br, where Cl-PYO stands for 2-(4-chlorophenyl)-5-(pyridin-2-yl)-1,3,4-oxadiazole, including its synthesis, identification, molecular structure, theoretical calculation and photophysical character. Re(CO)3(Cl-PYO)Br is found to be a yellow emitter with long excited state lifetime in...
Mianqi Xue et al.
Nanoscale, 5(5), 1803-1805 (2013-02-02)
Nano-dumbbells via electrospinning: controllable nano-dumbbells are fabricated via electrospinning. The weight block parts and the length of nanowires between them can be adjusted through changing the experimental conditions. This nanostructure enables ultralow-limit gas sensing properties of the resulting polypyrrole-based microsensor.
Van Khanh Nguyen et al.
The Journal of reproduction and development, 64(5), 457-462 (2018-08-14)
We compared the efficacy of the microdrop and minimum volume cooling (MVC) methods for the vitrification of in vitro-produced porcine zygotes and blastocysts after equilibration in low concentrations of cryoprotectant agents. Zygotes and blastocysts were equilibrated in 2% (v/v) ethylene...
Martin Kuentz et al.
Drug development and industrial pharmacy, 39(9), 1476-1483 (2012-10-10)
An automated version of uniaxial powder flow testing has recently been developed and there is a need for experimental data from pharmaceutical powders. To compare the novel testing method with an annular shear cell using different pharmaceutical excipients. A particular...

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