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Measurement of blood acetoacetate and beta-hydroxybutyrate in an automatic analyser.
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MedLine Citation:
PMID:  18924878     Owner:  NLM     Status:  In-Data-Review    
Abstract/OtherAbstract:
g-hydroxybutyrate and acetoacetate as well as lactate and pyruvate are intermediary metabolites normally present in blood. The g-hydroxybutyrate/acetoacetate ratio is an expression of the mitochondrial oxido-reduction state. This ketone body ratio can provide a clue to diagnosis and metabolic status in congenital errors of the electron transport chain and pyruvate metabolism. The standardization of these analytical procedures improves the interpretation of the results helping in the difficult diagnosis of mitochondrial diseases in children. This study describes an adaptation to a Dimension R 2 L (Dade Behring, Newark, Delaware, USA) automatic analyser for a method to measure blood ketone bodies (g-hydroxybutyrate and acetoacetate). The method allows the metabolites to be measured directly in nondeproteinized plasma (fluoride/ethylenediaminetetraacetic acid). This adaptation simplifies the analytical procedure and limits the turnaround time to 20 minutes. With a sample volume of 200 mu l metabolite concentrations ranging from 12 to 1300 mu molL(-1) of g-hydroxybutyrate and from 10 to 450 mu molL(-1) of acetoacetate may be measured with a reliable analytical response.
Authors:
A Galán; J Hernández; O Jimenez
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Publication Detail:
Type:  Journal Article    
Journal Detail:
Title:  Journal of automated methods & management in chemistry     Volume:  23     ISSN:  1463-9246     ISO Abbreviation:  J Autom Methods Manag Chem     Publication Date:  2001  
Date Detail:
Created Date:  2008-10-17     Completed Date:  -     Revised Date:  -    
Medline Journal Info:
Nlm Unique ID:  100885454     Medline TA:  J Autom Methods Manag Chem     Country:  United States    
Other Details:
Languages:  eng     Pagination:  69-76     Citation Subset:  -    
Affiliation:
Clinical Biochemistry Service Hospital Universitario Germans Trias i Pujol Carretera del Canyet s/n Badalona Barcelona Spain.
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Full Text
Journal Information
Journal ID (nlm-ta): J Autom Methods Manag Chem
ISSN: 1463-9246
ISSN: 1464-5068
Publisher: Hindawi Publishing Corporation
Article Information
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Copyright ? 2001 Hindawi Publishing Corporation.
open-access: This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Print publication date: Year: 2001
Volume: 23 Issue: 3
First Page: 69 Last Page: 76
ID: 2548350
PubMed Id: 18924878
Publisher Item Identifier: S1463924601000086
DOI: 10.1155/S1463924601000086

Measurement of blood acetoacetate and ?-hydroxybutyrate in an automatic analyser
Amparo Gal?n Address: agalan@ns.hugtip.scs.es
Jos?m. Hern?ndez
Orlando Jimenez
Clinical Biochemistry ServiceHospital Universitario Germans Trias i PujolCarretera del Canyet s/nBadalonaBarcelonaSpain


Article Categories:
  • Research Article


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