نتایج جستجو برای: molybdenum vi complexes

تعداد نتایج: 191792  

2011
Ling Sheng Jennifer Szymanowski Jeremy B. Fein

We measured the kinetics of U(VI) reduction by Shewanella oneidensisMR-1 under anaerobic conditions in the presence of variable concentrations of either EDTA or dissolved Ca. We measured both total dissolved U and U(VI) concentrations in solution as a function of time. In separate experiments, we also measured the extent of U(VI) adsorption onto S. oneidensis in order to quantify the thermodyna...

Journal: :The Journal of biological chemistry 2006
Betty Reinboth John Thomas Eric Hanssen Mark A Gibson

Recombinant human beta ig-h3 was found to bind 125I-labeled small leucine-rich proteoglycans (SLRPs), biglycan, and decorin, in co-immunoprecipitation experiments. In each instance the binding could be blocked by an excess of the unlabeled proteoglycan, confirming the specificity of the interaction. Scatchard analysis showed that biglycan bound beta ig-h3 more avidly than decorin with Kd values...

Journal: :caspian journal of chemistry 2012
hadi beitollahit hassan karimi-maleh iran sheikhshoaie

this paper describes the development, electrochemical characterization and utilization of novel modified molybdenum (vi) complex-carbon nanotube paste electrode for the electrocatalytic determination of ascorbic acid (aa). the electrochemical profile of the proposed modified electrode was analyzed by cyclic voltammetry (cv) that showed a shift of the oxidation peak potential of aa about 235 mv ...

Journal: :Dalton transactions 2014
Henning Broda Svea Hinrichsen Jan Krahmer Christian Näther Felix Tuczek

Two molybdenum dinitrogen complexes with a novel pentaphosphine environment have been synthesised and structurally characterised. A combination of the tripodal alkylphosphine ligand tris(dimethylphosphinomethyl)methylsilane (SiP3) and the coligands dppm/dmpm has been employed to tune the activation of the N2 ligand.

Journal: :Journal of the American Chemical Society 2012
Erik M Townsend Richard R Schrock Amir H Hoveyda

Molybdenum or tungsten monoaryloxide pyrrolide (MAP) complexes that contain OHIPT as the aryloxide (hexaisopropylterphenoxide) are effective catalysts for homocoupling of simple (E)-1,3-dienes to give (E,Z,E)-trienes in high yield and with high Z selectivities. A vinylalkylidene MAP species was shown to have the expected syn structure in an X-ray study. MAP catalysts that contain OHMT (hexameth...

2013
Fatemeh Kafshgari Ali Reza Keshtkar Mohammad Ali Mousavian

Molybdenum (VI) biosorption process was investigated by marine algae Cystoseria indica pretreated with 0.1 M CaCl2 solution in a packed bed column. The biosorbent was characterized by FTIR, BET and SEM analyses. The results showed that Mo (VI) ions should be chelated with the hydroxyl, carboxyl and amine groups of the biomass. The effects of inlet metal concentration and flow rate on biosorptio...

Journal: :Annual review of biochemistry 1993
G Dreyfuss M J Matunis S Piñol-Roma C G Burd

VI. THE ARRANGEMENT OF PROTEINS AND RNA IN hnRNP COMPLEXES 308 Studies of hnRNP Complexes Isolated from Nuclei .................... 308 In vitro Assembly of hnRNP Complexes .......................... 310 Differential Association of hnRNP Proteins with Nascent hnRNAs .......... 311 hnRNP Complexes are Dynamic Structures ........................ 311 The General Structure of hnRNP Complexes .........

2007
Adam S. Hock Richard R. Schrock

A Our eyesight is a test to see if we can see beyond it. Matter is here as a test for our curiosity. Examine the nature of everything you observe. List of Abbreviations Used in Text Chapter 1. Synthesis and Reactivity of Molybdenum Alkyl Complexes Supported by a Diamidoamine Ligand Chapter 2.

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