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Red-light-induced inhibition of DNA replication and amplification by PCR with an Os/Rh supramolecule.
Jing Wang et al.
Angewandte Chemie (International ed. in English), 52(4), 1262-1265 (2012-12-12)
Mojmír Trefulka et al.
Bioelectrochemistry (Amsterdam, Netherlands), 88, 8-14 (2012-07-06)
Glycoproteins participate in various biological events, including disease progression. Currently, there is a pressing need for development of new simple and inexpensive methods for glycoprotein carbohydrate component (mostly oligosaccharides, OLSs) analysis and electrochemical methods were little applied in their analysis....
Kaori Sugizaki et al.
Chemistry & biodiversity, 9(9), 2000-2007 (2012-09-15)
ICON Probes, short DNA strands containing an adenine linked to a bipyridine ligand, formed an interstrand cross-link with 5-methylcytosine located opposite the modified adenine in the presence of an osmium oxidant. The location of a bipyridine-tethered adenine in the probes...
Christian G Hartinger et al.
Current topics in medicinal chemistry, 11(21), 2688-2702 (2011-11-02)
Polynuclear compounds are a relatively new and successful approach in metal-based cancer chemotherapy as typified by the trinuclear Pt compound BBR3464 which was evaluated in clinical trials. In this review, we discuss newer developments of polynuclear ruthenium, osmium and gold...
Alex T Kuvarega et al.
Journal of nanoscience and nanotechnology, 13(7), 5017-5027 (2013-08-02)
Nitrogen, osmium co-doped TiO2 photocatalysts were prepared by a modified sol-gel method using ammonia as the nitrogen source and osmium tetroxide as the source of osmium. The role of rutile phase OsO2 in enhancing the photocatalytic activity of rutile TiO2...
S Goericke-Pesch et al.
Micron (Oxford, England : 1993), 77, 66-73 (2015-07-06)
Membrane vesicles (MV) have been identified in seminal plasma from various species and they are thought to have a significant impact on semen quality and fertilisation. Although recently presence of MV has been also described in the canine ejaculate, detailed...
Arto Heiskanen et al.
Analytical and bioanalytical chemistry, 405(11), 3847-3858 (2013-02-02)
Conventionally, microbial bioelectrochemical assays have been conducted using immobilized cells on an electrode that is placed in an electrochemical batch cell. In this paper, we describe a developed microfluidic platform with integrated microelectrode arrays for automated bioelectrochemical assays utilizing a...
[Results of using the osmium-zinc-iodine method in the "glomus aorticum". References concerning the development of what is known about it].
A P Rodriguez Perez et al.
Trabajos del Instituto Cajal de investigaciones biologicas, 59, 199-241 (1967-01-01)
Kilian Muñiz
Chemical Society reviews, 33(3), 166-174 (2004-03-18)
Imido complexes of osmium tetroxide are versatile compounds for olefin functionalisation. This tutorial review offers a brief historical overview on these compounds and discusses the electronic properties and reactivities of isolated imido osmium compounds in what had been the original...
Juan Salvatierra et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 34(50), 16809-16820 (2014-12-17)
Hypothalamic tanycytes, a radial glial-like ependymal cell population that expresses numerous genes selectively enriched in embryonic hypothalamic progenitors and adult neural stem cells, have recently been observed to serve as a source of adult-born neurons in the mammalian brain. The...
Ruolin Zhao et al.
Journal of Cancer, 6(7), 623-631 (2015-06-17)
Platycodin-D (PD) is an effective triterpene saponin extracted from the root of Platycodon grandiflorum which has been used clinically to treat pulmonary diseases in traditional Chinese medicine. Recently, it has been reported that PD has anti-tumor effects in various cancer...
Masruri et al.
The Journal of organic chemistry, 77(19), 8480-8491 (2012-09-12)
N-(4-toluenesulfonyloxy)carbamates based on a range of common amine protecting groups serve as preformed nitrogen sources in the intermolecular osmium-catalyzed oxyamination reaction of a variety of mono-, di-, and trisubstituted alkenes. The reactions occur with low catalyst loadings and good yields...
Isolda Romero-Canelón et al.
Journal of medicinal chemistry, 56(3), 1291-1300 (2013-02-02)
Organometallic half-sandwich complexes [M(p-cymene)(azo/imino-pyridine)X](+) where M = Ru(II) or Os(II) and X ═ Cl or I, exhibit potent antiproliferative activity toward a range of cancer cells. Not only are the iodido complexes more potent than the chlorido analogues, but they...
Nicolas P E Barry et al.
Chemical Society reviews, 41(8), 3264-3279 (2012-02-07)
This review describes how the incorporation of dicarba-closo-dodecarboranes into half-sandwich complexes of ruthenium, osmium, rhodium and iridium might lead to the development of a new class of compounds with applications in medicine. Such a combination not only has unexplored potential...
Brian Jochems et al.
PloS one, 10(11), e0142783-e0142783 (2015-11-13)
This report is the first characterization of the histology and ultrastructure of the barred owl conjunctiva. The inferior eyelid was dominated by a large disk-shaped plate covered by a non-keratinized stratified squamous or cuboidal epithelium of variable thickness. The apical...
Miguel A Esteruelas et al.
Inorganic chemistry, 51(10), 5975-5984 (2012-05-11)
Complex OsH(6)(P(i)Pr(3))(2) (1) reacts with 1-methylthymine and 1-methyluracil to give OsH(3)(P(i)Pr(3))(2)(nucleobase') (2, 3) containing the deprotonated nucleobases (nucleobase') κ(2)-N,O coordinated by the nitrogen atom at position 3 and the oxygen bonded to the carbon atom of the ring at position...
Katie M Litts et al.
Investigative ophthalmology & visual science, 56(4), 2243-2253 (2015-03-12)
To quantify impressions of mitochondrial translocation in degenerating cones and to determine the nature of accumulated material in the subretinal space with apparent inner segment (IS)-like features by examining cone IS ultrastructure. Human donor eyes with advanced age-related macular degeneration...
Anna Shivinsky et al.
Biomedical microdevices, 17(4), 69-69 (2015-06-06)
Studies with AZD2171-a new anti-angiogenic inhibitor of tyrosine kinases associated with VEGF signaling-have shown great promise for treating glioblastoma. Unfortunately, AZD2171 success is limited by low permeability through the blood-brain barrier. Due to AZD2171's short half-life and high toxicity, its...
Jorge Montesinos et al.
Brain, behavior, and immunity, 45, 233-244 (2014-12-09)
The adolescent brain undergoes important dynamic and plastic cell changes, including overproduction of axons and synapses, followed by rapid pruning along with ongoing axon myelination. These developmental changes make the adolescent brain particularly vulnerable to neurotoxic and behavioral effects of...
Hiroshi Nogawa et al.
Journal of oral science, 57(1), 17-24 (2015-03-27)
The purpose of the present study is evaluation of bonding durability of tri-n-butylborane (TBB) initiated resin without 4-methacryloyloxyethyl trimellitate anhydride (4-META) joined to human enamel. Ground human enamel was bonded with TBB resin under six surface conditions: 1) as ground...
R-Marc Pelletier et al.
American journal of physiology. Regulatory, integrative and comparative physiology, 309(3), R255-R276 (2015-05-29)
Gap junction-mediated communication helps synchronize interconnected Sertoli cell activities. Besides, coordination of germ cell and Sertoli cell activities depends on gap junction-mediated Sertoli cell-germ cell communication. This report assesses mechanisms underlying the regulation of connexin 46 (Cx46) and Cx50 in...
Qianyi Zhao et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 18(37), 11597-11603 (2012-08-15)
We report herein the first example of the conversion of metallabenzyne II and isometallabenzene III. The osmium hydride vinylidene complex 1 reacts with HC≡CCH(OEt)(2) to give osmabenzyne 3 via isoosmabenzene 2. Compound 3 exhibits high thermal stability in air. Nonetheless...
Basma M Khoury et al.
Connective tissue research, 56(2), 106-119 (2015-02-04)
Advances in computed tomography (CT) imaging are opening new avenues toward more precise characterization and quantification of connective tissue microarchitecture. In the last two decades, micro-computed tomography (microCT) has significantly augmented destructive methods for the 3D micro-analysis of tissue structure...
Manas Kumar Biswas et al.
Inorganic chemistry, 51(12), 6687-6699 (2012-06-06)
The reaction of 9,10-phenanthrenequinone (PQ) with [M(II)(H)(CO)(X)(PPh(3))(3)] in boiling toluene leads to the homolytic cleavage of the M(II)-H bond, affording the paramagnetic trans-[M(PQ)(PPh(3))(2)(CO)X] (M = Ru, X = Cl, 1; M = Os, X = Br, 3) and cis-[M(PQ)(PPh(3))(2)(CO)X] (M...
Daniel E Bugaris et al.
Inorganic chemistry, 54(16), 8049-8057 (2015-08-05)
Single crystals of two novel quaternary metal borides, LaOs2Al2B and La2Os2AlB2, have been grown from La/Ni eutectic fluxes. LaOs2Al2B crystallizes in tetragonal space group P4/mmm with the CeCr2Si2C-type structure, and lattice parameters a = 4.2075(6) Å and c = 5.634(1)...
Beatrice M Tam et al.
Experimental eye research, 136, 86-90 (2015-05-27)
Transmission electron microscopy is the gold standard for examination of photoreceptor outer segment morphology and photoreceptor outer segment abnormalities in transgenic animal models of retinal disease. Small vertebrates such as zebrafish and Xenopus laevis tadpoles have been used to generate...
Teresa Valdes-Sánchez et al.
Journal of tissue engineering and regenerative medicine, 9(6), 734-739 (2013-03-28)
Spinal cord injury (SCI) is a cause of paralysis. Although some strategies have been proposed to palliate the severity of this condition, so far no effective therapies have been found to reverse it. Recently, we have shown that acute transplantation...
Bastien Boff et al.
Inorganic chemistry, 52(5), 2705-2715 (2013-02-23)
A library of 29 organoosmium compounds has been built up with known and novel cyclometalated compounds obtained with C-N, N(∧)C(∧)N, and C(∧)N(∧)N ligands. All compounds have been tested for their in vitro cytotoxic properties against A172, a tumor cell line...
Violeta Velikova et al.
Plant physiology, 168(3), 859-870 (2015-05-16)
Isoprene is a small lipophilic molecule with important functions in plant protection against abiotic stresses. Here, we studied the lipid composition of thylakoid membranes and chloroplast ultrastructure in isoprene-emitting (IE) and nonisoprene-emitting (NE) poplar (Populus × canescens). We demonstrated that...
Nina Burger et al.
Nanomedicine : nanotechnology, biology, and medicine, 10(6), 1365-1373 (2014-03-29)
Gold nanoparticles (GNP) enhance the absorbance of photons thereby increasing emission of Auger-/photoelectrons in the nm-μm range. Yet, a major disadvantage is their diameter-dependent cellular uptake with an optimum of ~50 nm which may not offer optimal radiosensitization. A method...
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