(a.) Pertaining to, or containing, uranium; designating those compounds in which uranium has a lower valence as contrasted with the uranic compounds.
Example Sentences:
(1) An intensely Cr-PTA reactive band approximately 0.1 micron thick appeared along the surface layer of enamel at the transitional stage, and at the very beginning of the maturation stage another intensely Cr-PTA reactive band which was seen by uran-lead stain to be a delicate electron-dense membranous structure appeared as well between enamel and ameloblasts.
(2) Thus acoustic excitation of the an uran's inner ear depends on a complex interaction between tympanic and extratympanic sound transmission.
(3) The uranic acid content of the slime layer ranged from 2% to 6% in the MR mutants and from 1.3% to 5.1% in the MS substrains.
(4) The authors represent the time course of irradiation of the personnel of uran-graphite reactors in the period of starting up the first one in 1947 up to 1988 and atomic power stations of various types over the period of 1978-1987.
(5) Uranly, copper, and zinc salts inhibited the transformation of the EAC1-9inserted intermediate to E ghosts.
(6) This summer, BHP Billiton, the giant Anglo-Australian mining group, shelved plans for the world's largest open-pit copper and uran, and announced it has no plans to build or acquire other uranium minesium mine in south Australia.
Uranyl
Definition:
(n.) The radical UO2, conveniently regarded as a residue of many uranium compounds.
Example Sentences:
(1) Chemical binding studies showed that the teichoic acid was the major uranyl binding component in isolated walls, from which it might be inferred that teichoic acid was located in the densely staining regions.
(2) Several attempts to use a complementary oligodeoxynucleotide to direct a uranyl "warhead" against an oligodeoxynucleotide target were unsuccessful.
(3) Sixteen chelating agents were examined to determine their relative efficacy as antidotes in acute uranyl acetate intoxication in mice after subcutaneous administration.
(4) When negatively stained with uranyl acetate, LPSI was ribbon-like but LPSII exhibited hexagonal lattice structures.
(5) The aim of the present study was to determine whether the nephrotoxicity of the uranium-containing compound uranyl fluoride (UO2F2) is enhanced after unilateral nephrectomy.
(6) It uses carbohydrazide as an osmium bridging agent and both osmium tetroxide and uranyl acetate as electron staining agents.
(7) Polymerization of azole-activated nucleotides was conducted in an aqueous medium with uranyl ion as a catalyst.
(8) A combination of 2% osmium tetroxide-2% uranyl acetate or 2% gallic acid alone resulted in optimum fixation as ascertained by least extraction of radiolabels.
(9) DNA breakage in spermiogenic stages of mice treated with enriched uranyl fluoride (UO2F2) was studied using an alkaline elution technique.
(10) Prefixed virus was round with peak diameters of 141 and 130 nm, respectively, in phosphotungstate, and 148 and 117 nm, respectively, in uranyl acetate.
(11) Electron microscopic examination of embryos stained en bloc with uranyl acetate, and the study of junction permeability using horseradish peroxidase and lanthanum nitrate provided information on structure, intermembrane spacing and permeability of the junctional complexes.
(12) The absorption of U within the male Wistar rat was determined following oral gavage with uranyl nitrate solutions at seven different dosages.
(13) This capsule stained with lead citrate and uranyl acetate, but not with ruthenium red.
(14) Uranyl formate-contrasted specimens displayed an elongated hexagonal nucleocapsid with a neck region; the cross-striated tail possessed a starlike base plate.
(15) Finally, uranyl photocleavage of the internal control region (ICR) of the 5S-RNA gene yields a cleavage modulation pattern fully compatible with that obtained by DNase I which also--in a more complex way--senses DNA minor groove width.
(16) Dense laminae were revealed in sections of osmium-fixed walls stained with ruthenium red which corresponded to similar regions stained by uranyl and lead.
(17) At 3 h total cortical RBF decreased to 35% of control values and the ration of blood flow in outer to inner cortical zones also decreased, reflecting outer cortical ischaemia, PRA increased in the first hour after uranyl nitrate and slowly declined therafter, though not to control values.
(18) To investigate a capsular swelling reaction of the strain K-9 of Klebsiella pneumoniae, possessor of large capsule, ultra-thin sections of the organisms were stained with uranyl acetate and lead citrate and were treated with rabbit antiserum.
(19) Results confirm the recommendations of ICRP that uranyl nitrate and bicarbonate should be treated as class D compounds; but imply that some of the parameters used in the ICRP lung model are not applicable to soluble uranium compounds.
(20) Cd2+ increased both amplitude and duration of the contractile response to direct stimulation in either 0.25 mM Ca2+ Krebs or 2.5 mM Ca2+ Krebs containing the K+-channel blockers, 4-aminopyridine, uranyl nitrate or tetraethylammonium ion.