Literature DB >> 12526506

Aquacobalamin (vitamin B12a) does not bind NO in aqueous solution. Nitrite impurities account for observed reaction.

M Wolak1, G Stochel, M Hamza, R van Eldik.   

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Year:  2000        PMID: 12526506     DOI: 10.1021/ic991266d

Source DB:  PubMed          Journal:  Inorg Chem        ISSN: 0020-1669            Impact factor:   5.165


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  10 in total

1.  The reaction of HOCl and cyanocobalamin: corrin destruction and the liberation of cyanogen chloride.

Authors:  Husam M Abu-Soud; Dhiman Maitra; Jaeman Byun; Carlos Eduardo A Souza; Jashoman Banerjee; Ghassan M Saed; Michael P Diamond; Peter R Andreana; Subramaniam Pennathur
Journal:  Free Radic Biol Med       Date:  2011-11-10       Impact factor: 7.376

2.  Nitroxylcob(III)alamin: synthesis and X-ray structural characterization.

Authors:  Luciana Hannibal; Clyde A Smith; Donald W Jacobsen; Nicola E Brasch
Journal:  Angew Chem Int Ed Engl       Date:  2007       Impact factor: 15.336

3.  Mechanistic Studies on the Reaction of Nitrocobalamin with Glutathione: Kinetic evidence for formation of an aquacobalamin intermediate.

Authors:  David T Walker; Rohan S Dassanayake; Kamille A Garcia; Riya Mukherjee; Nicola E Brasch
Journal:  Eur J Inorg Chem       Date:  2013-06-01       Impact factor: 2.524

4.  Mechanistic studies on the reaction between R2N-NONOates and aquacobalamin: evidence for direct transfer of a nitroxyl group from R2N-NONOates to cobalt(III) centers.

Authors:  Hanaa A Hassanin; Luciana Hannibal; Donald W Jacobsen; Mohamed F El-Shahat; Mohamed S A Hamza; Nicola E Brasch
Journal:  Angew Chem Int Ed Engl       Date:  2009       Impact factor: 15.336

5.  NMR spectroscopy and molecular modelling studies of nitrosylcobalamin: further evidence that the deprotonated, base-off form is important for nitrosylcobalamin in solution.

Authors:  Hanaa A Hassanin; Luciana Hannibal; Donald W Jacobsen; Kenneth L Brown; Helder M Marques; Nicola E Brasch
Journal:  Dalton Trans       Date:  2008-12-05       Impact factor: 4.390

6.  Mechanistic information on the nitrite-controlled reduction of aquacob(III)alamin by ascorbate at physiological pH.

Authors:  Justyna Polaczek; Łukasz Orzeł; Grażyna Stochel; Rudi van Eldik
Journal:  J Biol Inorg Chem       Date:  2015-08-06       Impact factor: 3.358

7.  Can nitrocobalamin be reduced by ascorbic acid to nitroxylcobalamin? Some surprising mechanistic findings.

Authors:  Justyna Polaczek; Łukasz Orzeł; Grażyna Stochel; Rudi van Eldik
Journal:  J Biol Inorg Chem       Date:  2018-02-12       Impact factor: 3.358

8.  Nitrosyl- versus nitroxyl-cobalamin?

Authors:  Justyna Polaczek; Łukasz Orzeł; Grażyna Stochel; Rudi van Eldik
Journal:  J Biol Inorg Chem       Date:  2019-04-12       Impact factor: 3.358

9.  Biphasic modulation of NOS expression, protein and nitrite products by hydroxocobalamin underlies its protective effect in endotoxemic shock: downstream regulation of COX-2, IL-1β, TNF-α, IL-6, and HMGB1 expression.

Authors:  André L F Sampaio; Jesmond Dalli; Vincenzo Brancaleone; Fulvio D'Acquisto; Mauro Perretti; Carmen Wheatley
Journal:  Mediators Inflamm       Date:  2013-05-28       Impact factor: 4.711

10.  The return of the Scarlet Pimpernel: cobalamin in inflammation II - cobalamins can both selectively promote all three nitric oxide synthases (NOS), particularly iNOS and eNOS, and, as needed, selectively inhibit iNOS and nNOS.

Authors:  Carmen Wheatley
Journal:  J Nutr Environ Med       Date:  2007-09
  10 in total

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