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Thunjiradasiree Kojarunchitt et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 89, 74-81 (2014-12-08)
Thermoresponsive, particle-loaded, Poloxamer 407 (P407)-Pluronic-R® (25R4) or chitosan-methyl cellulose (MC) formulations were developed as single-dose, sustained release vaccines. The sol-gels, loaded either with a particulate vaccine (cubosomes) or soluble antigen (ovalbumin) and adjuvants (Quil A and monophosphoryl lipid A), were
Wenqi Liu et al.
The journal of physical chemistry. B, 116(43), 13106-13113 (2012-10-12)
This paper describes a novel double phase transforming organogel (gel-sol-gel') composed of nontoxic β-cyclodextrin, potassium carbonate, and 1,2-propylene glycol. The gel-sol-gel' transforming processes are followed by a reversible gel-sol transforming process and an irreversible sol-gel' transforming process based on heating.
C A Moore et al.
Toxicology letters, 229(1), 257-264 (2014-06-10)
Organophosphates (OPs) are widely used in agriculture. Many studies have investigated the capability of personal protective equipment (PPE) to reduce chemical exposure; however, investigations into the protective effect of 'every-day' clothing are rare. The purpose of this study was to
Amy Y Sato et al.
Bone, 73, 60-68 (2014-12-24)
Endoplasmic reticulum (ER) stress is associated with increased reactive oxygen species (ROS), results from accumulation of misfolded/unfolded proteins, and can trigger apoptosis. ER stress is alleviated by phosphorylation of eukaryotic translation initiation factor 2α (eIF2α), which inhibits protein translation allowing
Swetha Rudraiah et al.
Toxicology, 325, 85-95 (2014-09-07)
Flavin-containing monooxygenase-3 (FMO3) catalyzes metabolic reactions similar to cytochrome P450 monooxygenase, however, most metabolites of FMO3 are considered non-toxic. Recent findings in our laboratory demonstrated Fmo3 gene induction following toxic acetaminophen (APAP) treatment in mice. The goal of this study
Rong-Yao Wang et al.
Physical chemistry chemical physics : PCCP, 15(9), 3313-3319 (2013-01-31)
Understanding the role of kinetics in fiber network microstructure formation is of considerable importance in engineering gel materials to achieve their optimized performances/functionalities. In this work, we present a new approach for kinetic-structure analysis for fibrous gel materials. In this
Kuppusamy Swaminathan Suganthi et al.
Journal of nanoscience and nanotechnology, 14(6), 4602-4607 (2014-04-18)
Experiments were performed on the preparation and characterization of CuO-propylene glycol nanofluids. The influence of nanoparticle concentration and temperature on nanofluid viscosity reveals existence of a range of nanoparticle concentration and temperature in which the viscosity of nanofluid is lower
David H Bechtel
Regulatory toxicology and pharmacology : RTP, 70 Suppl 2, S131-S142 (2014-12-17)
Four versions of esterified propoxylated glycerols (EPGs) were evaluated for potential genotoxicity using a range of in vitro and in vivo assays. H-EPG-05 HR/SO 9:1, H-EPG-05 soyate, and H-EPG-14 soyate were non-mutagenic in reverse mutation assays (maximum concentration 1000 μg/plate)
Li Wang et al.
Hepatology (Baltimore, Md.), 61(2), 486-496 (2014-09-10)
Defective autophagy is implicated in the pathogenesis of nonalcoholic fatty liver diseases (NAFLD) through poorly defined mechanisms. Cardiolipin is a mitochondrial phospholipid required for bioenergetics and mitophagy from yeast to mammals. Here we investigated a role for ALCAT1 in the
Ying-Zheng Zhao et al.
International journal of pharmaceutics, 454(1), 302-309 (2013-07-09)
Curcumin shows effective anti-inflammatory activities but is seldom used in clinic because of its poor solubility in water and vulnerablity to sunshine ultraviolet effect. Novel lipid vesicles have been developed as carriers for skin delivery. In this paper, lipid vesicles-propylene
G Halperin et al.
Journal of chromatography. B, Biomedical sciences and applications, 742(2), 345-352 (2000-07-20)
We developed a method for the determination of serum 5alpha-cholestan-3beta-ol (cholestanol). The sterols were derivatized to the 4'-bromobenzenesulfonyl esters and heated in isopropanol. The cholesterol-4'-bromobenzenesulfonate was solvolyzed to cholesteryl isopropyl ether, but the derivatized cholestanol did not change and could
Bob Storey et al.
International journal for parasitology. Drugs and drug resistance, 4(3), 233-243 (2014-12-18)
A major hindrance to evaluating nematode populations for anthelmintic resistance, as well as for screening existing drugs, new compounds, or bioactive plant extracts for anthelmintic properties, is the lack of an efficient, objective, and reproducible in vitro assay that is
Emma Lawless et al.
Pharmaceutical research, 32(5), 1817-1829 (2014-11-28)
Intestinal lymphatic transport of specific lipophilic drugs offers therapeutic advantages and maximises oral bioavailability. The aims of this study were; to compare intestinal lymphatic transport of a range of drugs and to investigate the influence of cyclosporine A on the
R Brucks et al.
Pharmaceutical research, 6(8), 697-701 (1989-08-01)
The objective of this study was to develop an in vitro method to investigate the effect of ultrasound on the in vitro absorption of ibuprofen from a propylene glycol/water vehicle through human epidermis. A diffusion cell was modified so ultrasound
Yellela S R Krishnaiah et al.
International journal of pharmaceutics, 475(1-2), 110-122 (2014-08-05)
The effect of process variability on physicochemical characteristics and in vitro performance of qualitatively (Q1) and quantitatively (Q2) equivalent generic acyclovir topical dermatological creams was investigated to develop a matrix of standards for determining their in vitro bioequivalence with reference
Mesut Arici et al.
Journal of microencapsulation, 31(7), 654-666 (2014-05-28)
The objective of this study is to develop a new textile-based drug delivery system containing naproxen (NAP) microparticles and to evaluate the potential of the system as the carrier of NAP for topical delivery. Microparticles were prepared by spray-drying using
María Gabriela Pacios et al.
Journal of investigative and clinical dentistry, 3(4), 264-270 (2012-11-07)
To evaluate the in vitro action of vehicles alone and with calcium hydroxide against different bacterial species. Agar plates were inoculated with the microbial suspensions, and wells were made and filled with the calcium hydroxide pastes and the vehicles used
D Bikiaris et al.
International journal of pharmaceutics, 438(1-2), 33-44 (2012-09-18)
Tablet coating thicknesses were estimated using several techniques such as weight gain and scanning electron microscopy (SEM), in comparison with acoustic microscopy and diffuse reflectance spectroscopy. Acoustic microscopy, used for the first time in such an application, is based on
Manuela R Martinefski et al.
Liver international : official journal of the International Association for the Study of the Liver, 34(7), 1040-1048 (2013-10-15)
Intrahepatic cholestasis of pregnancy is a high-risk liver disease given the eventual deleterious consequences that may occur in the foetus. It is accepted that the abnormal accumulation of hydrophobic bile acids in maternal serum are responsible for the disease development.
Chunfeng Wang et al.
Materials science & engineering. C, Materials for biological applications, 45, 261-269 (2014-12-11)
Lipase from Candida rugosa (CRL) was chemically and physically immobilized onto four types of rod-shaped mesoporous silica (RSMS). RSMS prepared using surfactant P123 and poly(ethylene glycol) as co-templates was functionalized with (3-aminopropyl)triethoxysilane (APTES) to obtain P-RSMS by post-synthesis grafting. Tetraethoxysilane
Evan R Goldfischer et al.
Neurourology and urodynamics, 34(1), 37-43 (2013-10-18)
To assess the efficacy and safety of oxybutynin transdermal gel 3% (OTG3%), with propylene glycol for enhanced skin permeation, in patients with urinary incontinence (UI). In this phase 3 study, 626 patients ≥18 years old with urgency and/or mixed UI
R Mateus et al.
International journal of pharmaceutics, 444(1-2), 106-108 (2013-01-30)
Confocal Raman spectroscopy (CRS) is a novel approach which has been used to determine stratum corneum thickness and to profile endogenous skin components. However, the utility of this technique for probing drug disposition in vivo has not been explored to
J O Funk et al.
Contact dermatitis, 31(4), 236-241 (1994-10-01)
Evaluation of dermatitis associated with propylene glycol application or ingestion remains a challenge. The research dealing with skin reactions to propylene glycol is revisited and new aspects for future research are outlined. Based on literature review and our own observations
Maria P Lemos et al.
PloS one, 9(9), e108954-e108954 (2014-10-01)
Male circumcision provides partial protection against multiple sexually transmitted infections (STIs), including HIV, but the mechanisms are not fully understood. To examine potential vulnerabilities in foreskin epithelial structure, we used Wilcoxon paired tests adjusted using the false discovery rate method
Jing-Han Liu et al.
Zhongguo shi yan xue ye xue za zhi, 11(1), 92-95 (2003-04-02)
In order to acquire freezing model of the cryopretective solution (NaCl-propylene glycol-water ternary system) for platelet, the melting points (T(f)) of this cryopretective solutions with different solute concentration and different ratio of PG mass to NaCl mass were measured by
Cristina Lemini et al.
Pharmacological reports : PR, 64(4), 940-950 (2012-10-23)
Buame [17β-(butylamino)-1,3,5(10)-estratrien-3-ol] possesses anticoagulant and antiplatelet activities that are potentially antithrombotic. Since its estrogenicity is unknown, it was evaluated by established methods. Buame (10, 100, 500, and 1,000 μg/kg), 17β-estradiol (E(2)) (100 μg/kg), or propylene glycol (10 ml/kg) were subcutaneously
Paola Mura et al.
International journal of pharmaceutics, 475(1-2), 306-314 (2014-09-10)
Transdermal administration of clonazepam, a poorly water-soluble benzodiazepine, is an interesting strategy for overcoming the drawbacks of its oral administration. With this aim, two nano-carrier formulations, based on ultra-deformable liposomes and microemulsions, have been developed to favour clonazepam transdermal delivery.
P Santos et al.
International journal of pharmaceutics, 439(1-2), 260-268 (2012-09-25)
Previously we have reported the influence of supersaturation on the permeation of fentanyl across model membranes and skin. The findings indicated that the vehicle and, specifically its residence time in skin, influence the ability of the formulation to enhance membrane
Janina Seubert et al.
PloS one, 9(5), e98347-e98347 (2014-05-31)
Scented cosmetic products are used across cultures as a way to favorably influence one's appearance. While crossmodal effects of odor valence on perceived attractiveness of facial features have been demonstrated experimentally, it is unknown whether they represent a phenomenon specific
Maria Pina Rosato et al.
Theriogenology, 79(3), 508-516 (2012-12-12)
This study was designed to improve current freezing protocols for rabbit sperm by examining: (1) the toxicity of different permeable cryoprotectants (CPAs) used for standard vapor freezing (conventional freezing); (2) the feasibility of ultrarapid nonequilibrium freezing (vitrification) of sperm in
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