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379212

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Mohannad Nassar et al.
Journal of endodontics, 41(2), 242-247 (2014-12-03)
The objectives of this study were to investigate the effect of phytic acid, inositol hexakisphosphate (IP6), as a final rinse on the surface of instrumented root canals and smear-layered flat dentin surfaces treated with sodium hypochlorite (NaOCl) and to evaluate...
Lauren K Woolley et al.
Vaccine, 32(34), 4333-4341 (2014-06-17)
Pig responses to recombinant subunit vaccines containing fragments of eight multifunctional adhesins of the Mycoplasma hyopneumoniae (Mhp) P97/P102 paralog family formulated with Alhydrogel(®) or Montanide™ Gel01 were compared with a commercial bacterin following experimental challenge. Pigs, vaccinated intramuscularly at 9...
Nina Parmar et al.
Tissue engineering. Part C, Methods, 21(4), 404-412 (2014-09-11)
Muscle degeneration is a prevalent disease, particularly in aging societies where it has a huge impact on quality of life and incurs colossal health costs. Suitable donor sources of smooth muscle cells are limited and minimally invasive therapeutic approaches are...
Qamar Zia et al.
International journal of nanomedicine, 10, 1769-1790 (2015-03-19)
In the present study, we developed a self-assembled biodegradable polyglutamic acid (PGA)-based formulation of amphotericin B (AmB) and evaluated its in vitro antifungal potential against Candida albicans. The AmB-loaded PGA nanoparticles were prepared in-house and had a mean size dimension...
Luigi Iuliano et al.
Steroids, 99(Pt B), 189-193 (2015-02-11)
The human brain contains approximately 25% of the body's cholesterol. The brain is separated from the circulation by the blood brain barrier. While cholesterol will not passes this barrier, oxygenated forms of cholesterol can cross the barrier. Here by measuring...
Jie-Ren Li et al.
ACS nano, 9(7), 6738-6746 (2015-06-10)
A recent finding reports that co-stimulation of the high-affinity immunoglobulin E (IgE) receptor (FcεRI) and the chemokine receptor 1 (CCR1) triggered formation of membrane nanotubes among bone-marrow-derived mast cells. The co-stimulation was attained using corresponding ligands: IgE binding antigen and...
G Chiavari et al.
Journal of chromatography. A, 922(1-2), 235-241 (2001-08-07)
Alpha-amino acids were pyrolysed at 600 degrees C in the presence of hexamethyldisilazane (HMDS) and the formed volatile products were analysed on line by gas chromatography-mass spectrometry (GC-MS). Glycine, alanine, valine, leucine, isoleucine, norleucine, methionine, phenylalanine yielded principally the trimethylsilyl...
Farzad Foroutan et al.
Biomedical materials (Bristol, England), 10(4), 045025-045025 (2015-08-27)
In the present study, we report a new and facile sol-gel synthesis of phosphate-based glasses with the general formula of (P2O5)55-(CaO)25-(Na2O)(20-x)-(TiO2) x , where x = 0, 5, 10 or 15, for bone tissue engineering applications. The sol-gel synthesis method...
Ying Zhang et al.
Biomaterials, 64, 88-97 (2015-07-01)
Autologous stem cells are a promising cell source for cartilage regeneration; however, cell replicative senescence and joint posttraumatic inflammation provide challenges in bringing this treatment modality to fruition. In this study, we hypothesized that preconditioning with p38 MAPK inhibitor (sb203580)...
Christoph Schell et al.
PloS one, 10(6), e0129424-e0129424 (2015-06-16)
The coxsackie- and adenovirus receptor (CXADR) is a member of the immunoglobulin protein superfamily, present in various epithelial cells including glomerular epithelial cells. Beside its known function as a virus receptor, it also constitutes an integral part of cell-junctions. Previous...
Alba C De Luca et al.
Journal of biomedical materials research. Part A, 103(8), 2689-2700 (2015-01-30)
Microgrooved surfaces have been used extensively to influence cell contact guidance. Guiding cell growth, extracellular matrix deposition, and mineralization is important for bone implant longevity. In this study, we investigated the osteoblast response to microgrooved metallic surfaces in serum-supplemented medium....
S V Buravkov et al.
Bulletin of experimental biology and medicine, 151(3), 378-382 (2012-03-28)
We compared conventional method for specimen (cell cultures, tissue specimens) preparation for scanning electron microscopy and a method without sputtering and critical-point drying. OTO-method (osmium-thiocarbohydrazide-osmium) with sample impregnation with hexamethyldisilazane followed by air drying was used as an alternative method....
Dylan S Mackay et al.
The American journal of clinical nutrition, 101(3), 432-439 (2015-03-04)
Benefits of plant sterols (PS) for cholesterol lowering are compromised by large variability in efficacy across individuals. High fractional cholesterol synthesis measured by deuterium incorporation has been associated with nonresponse to PS consumption; however, prospective studies that show this association...
Mario Janjetovic et al.
Chemical communications (Cambridge, England), 49(18), 1826-1828 (2013-01-30)
Sm(HMDS)(2) in n-hexane mediates fast cleavage of primary, secondary and tertiary alkyl fluorides in good to excellent yields. In n-hexane Sm(HMDS)(2) exhibits uniquely enhanced reductive ability towards the C-F bond compared to when using THF as solvent.
Mahdis Shayan et al.
Journal of materials science. Materials in medicine, 25(12), 2721-2730 (2014-07-31)
Osteoblast response was evaluated with polymethylmethacrylate (PMMA)/titanium dioxide (TiO2) nanocomposite thin films that exhibit the controllable wettability with ultraviolet (UV) treatment. In this study, three samples of PMMA/TiO2 were fabricated with three different compositional volume ratios (i.e., 25/75, 50/50, and...
Hung-Che Chou et al.
Colloids and surfaces. B, Biointerfaces, 73(2), 244-249 (2009-06-24)
This paper utilizes a silver electrode quartz crystal microbalance (QCM) mass sensor to detect the physiology of cells. This study also investigates the plasma surface modification of silver electrode QCMs through deposition of hexamethyldisilazane (HMDSZ) films as a protection film....
Matthew J Lawrence et al.
Atherosclerosis, 240(2), 402-407 (2015-04-19)
Changes in clot microstructure are increasingly implicated in the pathology of atherosclerosis although most data are from techniques in the remote laboratory using altered blood. We validate the novel biomarker Gel Point in STEMI patients and assess therapeutic interventions. Gel...
Ceren Kutlu et al.
Journal of microencapsulation, 31(7), 700-707 (2014-06-26)
The chitosan scaffold, which has both of anticancer and antivascularization effects, was developed for using in local therapy of brain tumours. This is why, poly-lactic-co-glycolic acid (50:50) nanoparticles (~200 nm) including an anticancer drug, 5-fluorouracil (5-FU), were prepared by emulsion-solvent...
Young-Jae Jo et al.
Journal of periodontal & implant science, 41(2), 67-72 (2011-05-11)
The aim of this study is to determine whether certain biomaterials have the potential to support cell attachment. After seeding bone marrow stromal cells onto the biomaterials, we investigated their responses to each material in vitro. Rat bone marrow derived...
Nur Hazlin Hazrin-Chong et al.
Journal of microbiological methods, 90(2), 96-99 (2012-05-09)
The use of hexamethyldisilazane (HMDS) as a drying agent was investigated in the specimen preparation for scanning electron microscopy (SEM) imaging of bacterial surface colonization on sub-bituminous coal. The ability of microbes to biofragment, ferment and generate methane from coal...
Sabrina Valente et al.
Ultrastructural pathology, 39(2), 88-94 (2014-10-01)
Cells use several mechanisms to transfer information to other cells. In this study, we describe micro/nanotubular connections and exosome-like tubule fragments in multipotent mesenchymal stem cells (MSCs) from human arteries. Scanning and transmission electron microscopy allowed characterization of sinusoidal microtubular...
Siyoung Choi et al.
Acta biomaterialia, 24, 333-342 (2015-06-15)
Breast microcalcifications are routinely explored for mammographic detection of breast cancer and are primarily composed of non-stoichiometric hydroxyapatite (Ca10-x(PO4)6-x(CO3)x(OH)2-x) (HA). Interestingly, HA morphology and carbonate substitution vary in malignant vs. benign lesions. However, whether or not these changes (i) are...
Brigitte S Kopf et al.
Journal of biomedical materials research. Part A, 103(8), 2661-2672 (2015-01-30)
Protein adsorption and blood coagulation play important roles in the early stages of osseointegration and are strongly influenced by surface properties. We present a systematic investigation of the influence of different surface properties on the adsorption of the blood proteins...
Doory Kim et al.
PloS one, 10(4), e0124581-e0124581 (2015-04-16)
Correlative fluorescence light microscopy and electron microscopy allows the imaging of spatial distributions of specific biomolecules in the context of cellular ultrastructure. Recent development of super-resolution fluorescence microscopy allows the location of molecules to be determined with nanometer-scale spatial resolution....
Chinnasamy Gandhimathi et al.
International journal of nanomedicine, 9, 4709-4722 (2014-10-23)
Nanotechnology and tissue engineering have enabled engineering of nanostructured strategies to meet the current challenges in skin tissue regeneration. Electrospinning technology creates porous nanofibrous scaffolds to mimic extracellular matrix of the native tissues. The present study was performed to gain...
Elena B Lomakina et al.
Biophysical journal, 107(6), 1302-1312 (2014-09-18)
Adhesive interactions between neutrophils and endothelium involve chemokine-induced neutrophil spreading and subsequent crawling on the endothelium to sites of transmigration. We investigated the importance of cell topography in this process using immunofluorescence, scanning electron microscopy, and live-cell imaging using total...
Gordon John et al.
Clinical implant dentistry and related research, 17(3), 461-468 (2013-08-29)
Peri-implant mucositis and peri-implantitis are a raising issue in dental implantology. Peri-implant infections are mainly caused by the formation of biofilm. Different surface textures exhibit various conditions for biofilm formation resulting in several speed of maturation and development. On three...
Cristiano Farace et al.
PloS one, 10(7), e0134111-e0134111 (2015-08-01)
The presence of cancer stem cells (CSCs) or tumor-initiating cells can lead to cancer recurrence in a permissive cell-microenvironment interplay, promoting invasion in glioblastoma (GBM) and neuroblastoma (NB). Extracellular matrix (ECM) small leucine-rich proteoglycans (SLRPs) play multiple roles in tissue...
Ruth Rollason et al.
The Journal of cell biology, 184(5), 721-736 (2009-03-11)
CD317/tetherin is a lipid raft-associated integral membrane protein with a novel topology. It has a short N-terminal cytosolic domain, a conventional transmembrane domain, and a C-terminal glycosyl-phosphatidylinositol anchor. We now show that CD317 is expressed at the apical surface of...
Qing Li et al.
Journal of biomechanics, 48(8), 1364-1370 (2015-03-31)
This study aimed to quantify the biomechanical properties of murine meniscus surface. Atomic force microscopy (AFM)-based nanoindentation was performed on the central region, proximal side of menisci from 6- to 24-week old male C57BL/6 mice using microspherical tips (Rtip≈5µm) in...
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