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F Kazazi-Hyseni et al.
International journal of pharmaceutics, 482(1-2), 99-109 (2014-12-17)
Poly(D,L-lactic-co-hydroxymethyl glycolic acid) (PLHMGA) is a biodegradable copolymer with potential as a novel carrier in polymeric drug delivery systems. In this study, the biocompatibility of PLHMGA microspheres (PLHMGA-ms) was investigated both in vitro in three different cell types (PK-84, HK-2
Che-Fan Huang et al.
Journal of peptide science : an official publication of the European Peptide Society, 21(2), 114-119 (2015-01-06)
Protein oxidation by reactive oxygen species has been associated with aging and neurodegenerative disorders, and histidine is one of the major oxidation targets due to its metal-chelating property and susceptibility to metal-catalyzed oxidation. 2-Oxohistidine, the major product of histidine oxidation
Xiaonan Sui et al.
Food chemistry, 163, 163-170 (2014-06-11)
The stability of two cyanidin-based anthocyanins from black rice in an aqueous system containing them with a pH range of 2.2-6.0 was investigated at temperatures ranging from 100 to 165°C. Within these pH and temperature ranges, the stability of the
Hannah N Ladenhauf et al.
Pediatric surgery international, 28(8), 805-814 (2012-07-24)
Sodium phosphate-containing laxatives are commonly used as first-line treatment option for constipation in children and adolescents. Hyperphosphatemia is an infrequent, but potentially life-threatening complication of laxative application. We report a case series of three children exhibiting severe hyperphosphatemia and hypocalcemia
Joseph T Morott et al.
Journal of pharmaceutical sciences, 104(1), 124-134 (2014-11-21)
The primary aim of this research was to produce successfully taste masked formulations of Sildenafil Citrate (SC) using hot-melt extrusion (HME) technology. Multiple screw configurations and polymeric carriers were evaluated for their effects on taste masking efficiency, which was assessed
Panpan Yan et al.
The Analyst, 139(17), 4365-4372 (2014-07-12)
This study reports the development of an electrochemiluminescent (ECL) immunosensor for ultrasensitive detection of phenylethanolamine A (PA) based on CdSe quantum dots (QDs) and gold nanoparticles (GNPs). The GNPs/ovalbumin-PA/anti-PA-QD immunosensor was fabricated layer by layer using GNPs as substrates and
Colonoscopy preperations.
The Medical letter on drugs and therapeutics, 55(1408), 6-6 (2013-01-26)
Cameron P Brewer et al.
International journal of sport nutrition and exercise metabolism, 23(2), 187-194 (2012-11-02)
Research into supplementation with sodium phosphate has not investigated the effects of a repeated supplementation phase. Therefore, this study examined the potential additive effects of repeated sodium phosphate (SP) supplementation on cycling time-trial performance and peak oxygen uptake (VO2peak). Trained
Radoslaw Kwapiszewski et al.
Analytica chimica acta, 853, 702-709 (2014-12-04)
Lysosomal storage diseases are chronic, progressive and typically have a devastating impact on the patient and the family. The diagnosis of these diseases is still a challenge, however, even for trained specialists. Accurate diagnostic methods and high-throughput tools that could
Fatal electrolyte abnormalities following enema administration.
Dominika Szoke et al.
Clinical chemistry, 58(11), 1515-1518 (2012-10-30)
J-H La et al.
Neurogastroenterology and motility : the official journal of the European Gastrointestinal Motility Society, 26(12), 1730-1742 (2014-10-14)
A low-level inflammation has been hypothesized to mediate visceral hypersensitivity in functional bowel disorders that persist after or even in the absence of gut inflammation. We aimed to test the efficacy of a steroidal anti-inflammatory treatment, and identify local inflammatory
Morgan Solliec et al.
Analytica chimica acta, 853, 415-424 (2014-12-04)
The presence of antibiotics in the environment is of increased interest and, as modern mass spectrometers become more efficient, we are increasingly aware of traces of pharmaceuticals appearing in a wide range of environmental and biological matrices. The Q-Exactive mass
Veniero Gambaro et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 957, 68-76 (2014-03-25)
In vitro incubation with human liver microsomes of JWH-018, JWH-073, JWH-122 and for the first time 1-butyl-3-(1-(4-methyl)naphthoyl)indole (the 4-methylnaphthoyl analogue of JWH-073) was investigated to identify the principal metabolites of alkylindole synthetic cannabinoids, thus helping the discovering of synthetic cannabinoids
José Luís Dores-Sousa et al.
Toxicology, 329, 106-119 (2015-01-15)
Age is a known susceptibility factor for the cardiotoxicity of several anticancer drugs, including mitoxantrone (MTX). The impact of anticancer drugs in young patients is underestimated, thus we aimed to evaluate the cardiotoxicity of MTX in juvenile and adult animals.
Gustavo H C Varca et al.
Drug development and industrial pharmacy, 41(3), 430-435 (2014-01-15)
The performance of the standardized extrusion-spheronization technique, operational conditions, formulation parameters and storage of the final product over the bioactivity of papain containing pellets has been evaluated to obtain an insight into the potential of the technique for the manufacture
Sabine Hauptstein et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 63, 132-139 (2014-07-16)
The study was aimed to developed and investigate a novel polymer for intestinal drug delivery with improved mucoadhesive properties. Therefore Eudragit® L 100-55 (poly(methacrylic acid-co-ethyl acrylate)) was thiolated by covalent attachment of L-cysteine. The immobilized thiol groups were preactivated by
Dennis Åsberg et al.
Journal of chromatography. A, 1362, 206-217 (2014-09-06)
This is the first investigation in a series that aims to enhance the scientific knowledge needed for reliable analytical method transfer between HPLC and UHPLC using the quality by design (QbD) framework. Here, we investigated the differences and similarities from
Kishore Cholkar et al.
AAPS PharmSciTech, 15(6), 1454-1467 (2014-07-02)
The purpose of this study was to develop a clear aqueous mixed nanomicellar formulation (MNF) of dexamethasone utilizing both D-α-tocopherol polyethylene glycol-1000 succinate (Vit E TPGS) and octoxynol-40 (Oc-40). In this study, Vit E TPGS and Oc-40 are independent variables.
Raquel dos Santos et al.
Journal of chromatography. A, 1355, 115-124 (2014-06-21)
In this work, phenylboronic acid (PBA) was thoroughly investigated as a synthetic ligand for the purification of an immunoglobulin G (IgG) from a clarified cell supernatant from Chinese Hamster Ovary (CHO) cell cultures. In particular, the study was focused on
Leslie C Dickson
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 967, 203-210 (2014-08-16)
This paper describes an extension and performance characterization of a quantitative confirmatory multi-residue liquid chromatography-tandem mass spectrometric method for residues of macrolide and lincosamide antibiotics, originally validated for application to bovine kidney tissues, to tissues of salmon, shrimp and tilapia.
L Horev et al.
Journal of the European Academy of Dermatology and Venereology : JEADV, 29(4), 761-766 (2014-09-02)
Preservatives are important and frequent skin sensitizers, found in a wide range of products for personal and occupational use. According to the European legislation, some cosmetic ingredients are restricted in terms of quantity and a detailed list of ingredients must
Joyce Trujillo et al.
Toxicology mechanisms and methods, 24(7), 520-528 (2014-07-24)
Cisplatin (CP) is an antineoplastic agent that induces nephrotoxicity and oxidative stress. It is unknown whether renal tight junction (TJ) proteins expression and localization are modified in CP-induced nephrotoxicity. To study if the expression of the TJ proteins occludin, claudin-2
Sonam Gupta et al.
Mutation research. Genetic toxicology and environmental mutagenesis, 778, 22-36 (2015-03-03)
The present study was conducted to investigate the effect of the neurotoxins 6-hydroxydopamine and lipopolysaccharide on astrocytes. Rat astrocyte C6 cells were treated with different concentration of 6-hydroxydopamine (6-OHDA)/lipopolysaccharides (LPS) for 24 h. Both neurotoxins significantly decreased the viability of
Samuel Adler et al.
Gastrointestinal endoscopy, 76(6), 1170-1174 (2012-10-03)
Colon capsule endoscopy (CCE) is a noninvasive technique for the detection of colorectal lesions. However, for CCE to be offered as an out-of-clinic procedure, the system needs to automatically alert the patient when to ingest the laxative (booster). We tested
Sunaro C Ngourn et al.
Langmuir : the ACS journal of surfaces and colloids, 28(33), 12151-12158 (2012-07-27)
A quartz crystal microbalance (QCM) sensor was developed for the quantitation of calcium phosphate mineralization and the assessment of DNA as a template molecule. Inherent advantages of QCM, such as nanogram sensitivity, temporal resolution, surface-based measurements, and flow capabilities, were
Daisuke Horita et al.
Biochimica et biophysica acta, 1848(5), 1196-1202 (2015-02-24)
Ethanol (EtOH) is one of the bases in topically applied medicines that promote the skin permeation of drugs. Although the effects of EtOH have been attributed to structural modifications in the stratum corneum, the underlying mechanisms, especially the influence of
Alan Tseng et al.
Cartilage, 5(4), 241-251 (2015-06-13)
Our goal was to engineer cartilage in vivo using auricular chondrocytes that underwent clinically relevant expansion and using methodologies that could be easily translated into health care practice. Sheep and human chondrocytes were isolated from auricular cartilage biopsies and expanded
Xiaoning Li et al.
Bioconjugate chemistry, 26(3), 520-528 (2015-02-26)
Subcutaneous delivery is one of the preferred administration routes for therapeutic monoclonal antibodies (mAbs). High antibody dosing requirements and small injection volumes necessitate formulation and delivery of highly concentrated mAb solutions. Such elevated antibody concentrations can lead to undesirable solution
Aysegul Kutluay et al.
Analytica chimica acta, 839, 59-66 (2014-07-30)
Multi-walled carbon nanotubes (MWCNTs) functionalized by cobalt nanoparticles were obtained using a single step chemical deposition method in an ultrasonic bath. The composite material was characterized using scanning electron microscopy (SEM) and energy dispersive X-ray analysis (EDX). The electroactivity of
Barrett Rabinow et al.
Inflammation, 38(1), 40-60 (2014-09-06)
Current therapeutic treatment options for osteoarthritis entail significant safety concerns. A novel ropivacaine crystalline microsuspension for bolus intra-articular (IA) delivery was thus developed and studied in a peptidoglycan polysaccharide (PGPS)-induced ankle swelling rat model. Compared with celecoxib controls, both oral
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