نتایج جستجو برای: 5 feand mn

تعداد نتایج: 1248988  

2016
Jaime F Modiano

Jaime F. Modiano 1,2,3,4,5,6 1 Animal Cancer Care and Research Program, University of Minnesota, St. Paul, MN 55108, USA; [email protected]; Tel.: +1-612-625-7436 2 Department of Veterinary Clinical Sciences, College of Veterinary Medicine, University of Minnesota, St. Paul, MN 55108, USA 3 Masonic Cancer Center, University of Minnesota, Minneapolis, MN 55455, USA 4 Center for Immunology, Univers...

Journal: :Pharmacological reports : PR 2009
Adam Kwieciński Przemysław Nowak

In the present study, the effects of prenatal manganese (Mn) intoxication on the anxiolytic-like effects of diazepam and the 5-HT(1A) receptor agonist R-(+)-8-hydroxy-dipropylaminotetralin (8-OH-DPAT) were examined.Wistar dams were exposed to MnCl(2).4H(2)O at 5,000 ppm in the drinking water for the duration of pregnancy. On the day of parturition, Mn was discontinued as an additive in the drin...

Journal: Journal of Nanoanalysis 2018
Alireza Razeghizadeh Elham Elahi Vahdat Rafee,

The aim of this paper is to study the effect of Mn concentration on the structural, magneticand optical properties of TiO2 nanoparticles. TiO2 nanopowders with Mn concentration of 0%,0.2%, 1% and 5% were synthesized by the sol-gel method. The structural, surface morphologyand average crystal grain size, optical, magnetic properties and chemical compounds of thesamples are studied using XRD, FE-...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2011
gholamreza karimipour morteza montazerozohori nasrin haghighat naeini

in this study, bis(salicylaldehyde)-4-methyl-1,2-phenylenediimine (bsmp) as a schiff base ligand of n2o2-type and its mn and fe complex as m-bsmp catalyst were synthesized and characterized by uv-vis, ir spectroscopy and elemental analysis. the efficiency of fe- and mn-bsmp catalysts was evaluated in the oxidative decarboxylation of arylacetic acids with tetra-butylammonium periodate (n-bu4nio4...

Journal: :Dalton transactions 2012
József Kalmár Bernadett Biri Gábor Lente István Bányai Ana Budimir Mladen Biruš Ines Batinić-Haberle István Fábián

The in vitro autoxidation of N-hydroxyurea (HU) is catalyzed by Mn(III)TTEG-2-PyP(5+), a synthetic water soluble Mn(III) porphyrin which is also a potent mimic of the enzyme superoxide dismutase. The detailed mechanism of the reaction is deduced from kinetic studies under basic conditions mostly based on data measured at pH = 11.7 but also including some pH-dependent observations in the pH rang...

ژورنال: :تحقیقات آب و خاک ایران 2011
نصرت اله نجفی منصور پارسازاده سیدجلال طباطبائی شاهین اوستان

برای بررسی تأثیر phو نسبت نیترات به آمونیوم محلول غذایی بر جذب و غلظت fe، mn، zn و cu ریشه ها و بخش هوایی اسفناج، آزمایشی به صورت فاکتوریل و در قالب طرح پایه کاملاً تصادفی با دو فاکتور شامل ph محلول غذایی در سه سطح 5/4، 5/6، 8 و نسبت نیترات به آمونیوم محلول غذایی در پنج سطح 100:0، 75:25، 50:50، 25:75، 0:100 و با 4 تکرار در بستر پرلیت انجام شد. نتایج نشان داد که تأثیر ph محلول غذایی بر غلظت fe و ...

2014
Charles V. Vorhees Devon L. Graham Robyn M. Amos-Kroohs Amanda A. Braun Curtis E. Grace Tori L. Schaefer Matthew R. Skelton Keith M. Erikson Michael Aschner Michael T. Williams

Developmental exposure to manganese (Mn) or stress can each be detrimental to brain development. Here, Sprague-Dawley rats were exposed to two housing conditions and Mn from postnatal day (P)4-28. Within each litter two males and 2 females were assigned to the following groups: 0 (vehicle), 50, or 100 mg/kg Mn by oral gavage every other day. Half the litters were reared in cages with standard b...

Journal: :The Journal of chemical physics 2005
Martin A Collier John G McCaffrey

This study collects information from absorption and luminescence excitation spectra recorded for Mn atoms isolated in the solid rare gases Ar, Kr, and Xe and presents an analysis of the site occupancy, based on the polarizabilities of the rare gases and the observed spectral shifts. Two thermally stable sites of isolation exist for atomic Mn in solid Ar and Kr, while a single thermally stable s...

2012
Valentyna V. Semenaka Oksana V. Nesterova Vladimir N. Kokozay Irina V. Omelchenko Oleg V. Shishkin

The title compound, [Mn(C(3)H(7)NO)(6)][Cr(NCS)(5)(C(3)H(7)NO)], was obtained unintentionally as a product of an attempted synthesis of heterometallic complexes based on Reineckes anion using manganese powder, Reineckes salt and 1-(2-hy-droxy-eth-yl)tetra-zole as starting materials. The crystal structure of the complex consists of an [Mn(dmf)(6)](2+) cation and a [Cr(NCS)(5)(dmf)](2-) anion (dm...

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