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Showing 1-30 of 235 results for "128910" within Papers
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
A Hynowska et al.
Journal of biomedical materials research. Part B, Applied biomaterials, 103(8), 1569-1579 (2014-12-24)
The microstructure, mechanical behaviour, and biocompatibility (cell culture, morphology, and cell adhesion) of nanostructured Ti45 Zr15 Pd35- x Si5 Nbx with x = 0, 5 (at. %) alloys, synthesized by arc melting and subsequent Cu mould suction casting, in the form of
Li-Chun Cui et al.
Vaccine, 33(27), 3092-3099 (2015-05-20)
Spring viremia of carp virus (SVCV) and koi herpesvirus (KHV) are highly contagious and pathogenic to cyprinid fish, causing enormous economic losses in aquaculture. Although DNA vaccines reported in recent years could induce protective immune responses in carps against these
Wendy A Kellner et al.
Genome research, 25(11), 1600-1609 (2015-08-16)
CpG islands (CGIs) are associated with over half of human gene promoters and are characterized by a unique chromatin environment and high levels of bidirectional transcriptional activity relative to surrounding genomic regions, suggesting that RNA polymerase (Pol II) progression past
Laura T Beringer et al.
Journal of biomedical materials research. Part A, 103(9), 3026-3033 (2015-02-18)
Chitosan is a naturally occurring polysaccharide, which has proven to be an attractive candidate for bone tissue engineering, due to its ability to promote osteoblast mineralization. Electrospinning has become a well-established cell scaffold processing technique, as it produces a high
Mathilde Couteaudier et al.
Stem cell research, 14(2), 224-237 (2015-02-24)
A common challenge in avian cell biology is the generation of differentiated cell-lines, especially in the keratinocyte lineage. Only a few avian cell-lines are available and very few of them show an interesting differentiation profile. During the last decade, mammalian
Clara Sciorati et al.
Arthritis & rheumatology (Hoboken, N.J.), 67(3), 809-822 (2014-12-17)
Muscle regeneration is a hallmark of the idiopathic inflammatory myopathies (IIMs), a group of autoimmune disorders that are characterized by leukocyte infiltration and dysfunction of the skeletal muscle. Despite detailed studies describing the clinical and histopathologic features of IIMs, the
U Henriksen
Nucleosides, nucleotides & nucleic acids, 19(7), 1093-1100 (2000-09-22)
N-(1-alkenyl) derivatives of 2,4-pyrimidinediones (6-9) were prepared in a one pot synthesis from aldehydes and the nucleobases using trimethylsilyl trifluoromethanesulfonate (TfOTMS) as coupling reagent. Presilylation of the above nucleobases, and N6-benzoyladenine, with excess N,O-bis(trimethylsilyl)acetamide (BSA) followed by addition of one
Jia-mou Li et al.
PloS one, 9(9), e106598-e106598 (2014-09-06)
Ossification of the posterior longitudinal ligament of the cervical spine (OPLL) is characterized by the replacement of ligament tissues with ectopic bone formation, and this result is strongly affected by genetic and local factors. Two single nucleotide polymorphisms (SNPs) of
Jie He et al.
Analytical chemistry, 87(22), 11407-11414 (2015-10-24)
For applications ranging from medical diagnostics and drug screening to chemical and biological warfare detection, inexpensive, rapid-readout, portable devices are required. Localized surface plasmon resonance (LSPR) technologies show substantial promise toward meeting these goals, but the generation of portable, multiplexed
Margaux Monot et al.
Journal of virology, 89(16), 8462-8473 (2015-06-05)
Ovine pulmonary adenocarcinoma is a naturally occurring lung cancer in sheep induced by the Jaagsiekte sheep retrovirus (JSRV). Its envelope glycoprotein (Env) carries oncogenic properties, and its expression is sufficient to induce in vitro cell transformation and in vivo lung
Carina Hillgruber et al.
The Journal of experimental medicine, 212(8), 1255-1266 (2015-07-15)
Spontaneous organ hemorrhage is the major complication in thrombocytopenia with a potential fatal outcome. However, the exact mechanisms regulating vascular integrity are still unknown. Here, we demonstrate that neutrophils recruited to inflammatory sites are the cellular culprits inducing thrombocytopenic tissue
Marjorie A Kiechel et al.
Journal of biomedical materials research. Part A, 103(10), 3201-3211 (2015-03-17)
Biopolymer-ceramic composites are thought to be particularly promising materials for bone tissue engineering as they more closely mimic natural bone. Here, we demonstrate the fabrication by electrospinning of fibrous chitosan-hydroxyapatite composite scaffolds with low (1 wt %) and high (10
Michael John Robert Previte et al.
Nature communications, 6, 5936-5936 (2015-01-24)
Next-generation sequencing (NGS) has transformed genomic research by decreasing the cost of sequencing. However, whole-genome sequencing is still costly and complex for diagnostics purposes. In the clinical space, targeted sequencing has the advantage of allowing researchers to focus on specific
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.
Anna Hjelm et al.
Applied and environmental microbiology, 81(2), 726-735 (2014-11-16)
Bacterial ghosts are empty cell envelopes of Gram-negative bacteria that can be used as vehicles for antigen delivery. Ghosts are generated by releasing the bacterial cytoplasmic contents through a channel in the cell envelope that is created by the controlled
Satoshi Shirao et al.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism, 35(5), 835-842 (2015-01-22)
Hyperlipidemia is a risk factor for abnormal cerebrovascular events. Rafts are cholesterol-enriched membrane microdomains that influence signal transduction. We previously showed that Rho-kinase-mediated Ca(2+) sensitization of vascular smooth muscle (VSM) induced by sphingosylphosphorylcholine (SPC) has a pivotal role in cerebral
Mohammad Saraji et al.
Journal of separation science, 29(9), 1223-1229 (2006-07-13)
A simple analytical procedure based on single-drop microextraction combined with in-syringe derivatization and GC-MS was developed for determination of some phenolic acids in fruits and fruit juices. Cinnamic acid, o-coumaric acid, caffeic acid, and p-hydroxybenzoic acid were used as model
Naeem Khan et al.
Clinical and vaccine immunology : CVI, 22(1), 99-107 (2014-11-21)
The shortcomings of the licensed polysaccharide-based pneumococcal vaccine are driving efforts toward development of a protein-based vaccine that is serotype independent and effective in all age groups. An opsonophagocytic killing assay (OPKA) is used to evaluate the antibody response against
Yuzhen Guo et al.
Lab on a chip, 15(7), 1759-1764 (2015-02-17)
A simple method to fabricate microchannels is demonstrated based on an inkjet printing liquid template. The morphology of the liquid template can be well controlled by using ink with viscosity sensitive to temperature. The as-prepared Y-shape microchannel is used as
Lorena S Ver et al.
Journal of virology, 89(19), 10023-10030 (2015-07-24)
Transcription and replication of influenza A virus are carried out in the nuclei of infected cells in the context of viral ribonucleoproteins (RNPs). The viral polymerase responsible for these processes is a protein complex composed of the PB1, PB2, and
Carsten Tischbirek et al.
Proceedings of the National Academy of Sciences of the United States of America, 112(36), 11377-11382 (2015-08-26)
In vivo Ca2+ imaging of neuronal populations in deep cortical layers has remained a major challenge, as the recording depth of two-photon microscopy is limited because of the scattering and absorption of photons in brain tissue. A possible strategy to
Osiris Marroquin Belaunzaran et al.
PloS one, 10(6), e0130811-e0130811 (2015-07-01)
HLA-B27 is a common genetic risk factor for the development of Spondyloarthritides (SpA). HLA-B27 can misfold to form cell-surface heavy chain homodimers (B272) and induce pro-inflammatory responses that may lead to SpA pathogenesis. The presence of B272 can be detected
Jessica Mayeux et al.
Journal of immunology (Baltimore, Md. : 1950), 195(5), 1955-1963 (2015-07-26)
Tight control of B cell differentiation into plasma cells (PCs) is critical for proper immune responses and the prevention of autoimmunity. The Ets1 transcription factor acts in B cells to prevent PC differentiation. Ets1(-/-) mice accumulate PCs and produce autoantibodies.
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)
Elena Pascual et al.
Journal of virology, 89(5), 2563-2574 (2014-12-19)
Bioengineering of viruses and virus-like particles (VLPs) is a well-established approach in the development of new and improved vaccines against viral and bacterial pathogens. We report here that the capsid of a major avian pathogen, infectious bursal disease virus (IBDV)
Chad J Roy et al.
Proceedings of the National Academy of Sciences of the United States of America, 112(12), 3782-3787 (2015-03-17)
Ricin toxin (RT) is the second most lethal toxin known; it has been designated by the CDC as a select agent. RT is made by the castor bean plant; an estimated 50,000 tons of RT are produced annually as a
Meizi Zhang et al.
PloS one, 10(7), e0133788-e0133788 (2015-07-29)
FTO (fat mass and obesity associated gene) was genetically identified to be associated with body mass index (BMI), presumably through functional regulation of energy homeostasis. However, the cellular and molecular mechanisms by which FTO functions remain largely unknown. Using 3T3-L1
Peggy Scholtysek et al.
Soft matter, 11(30), 6106-6117 (2015-07-03)
Cholesterol (Ch) linked to a linear-hyperbranched block copolymer composed of poly(ethylene glycol) (PEG) and poly(glycerol) (hbPG) was investigated for its membrane anchoring properties. Two polyether-based linear-hyperbranched block copolymers with and without a covalently attached rhodamine fluorescence label (Rho) were employed
Atsushi Kameyama et al.
Bio-medical materials and engineering, 25(3), 279-288 (2015-09-26)
The aim of this study was to investigate bonding effectiveness in direct restorations. A two-step self-etch adhesive and a light-cure resin composite was compared with luting with a conventional dual-cure resin cement and a two-step etch and rinse adhesive. Class-I
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