Interference in a homogeneous assay for low-density lipoprotein cholesterol by lipoprotein X

Clinical Chemistry and Laboratory Medicine

Volumn 45, Issue 5, 2007, Pages 667-671

  Herzum, Ileana ^a   Giehl, Caprice ^a   Soufi, Muhidien ^a   Junclas, Henrik ^a   Wahl, Hans Guenther ^a  

^a PHILIPPS UNIVERSITY MARBURG   (Germany)

Author keywords

Interference; Lipoprotein X; Low density lipoprotein cholesterol; Negative bias; Ultracentrifugation

Indexed keywords

BILE ACID; BILE SALT; BILIRUBIN; DETERGENT; LIPOPROTEIN X; LOW DENSITY LIPOPROTEIN CHOLESTEROL; TRIACYLGLYCEROL;

ANALYTIC METHOD; ARTICLE; CHOLESTASIS; CHOLESTEROL BLOOD LEVEL; CONCENTRATION (PARAMETERS); CONTROLLED STUDY; CORRELATION ANALYSIS; HUMAN; LIPID ANALYSIS; PRIORITY JOURNAL; PROTEIN BLOOD LEVEL; STATISTICAL ANALYSIS; TRIACYLGLYCEROL BLOOD LEVEL; ULTRACENTRIFUGATION;

CHOLESTEROL, LDL; DETERGENTS; FALSE NEGATIVE REACTIONS; HUMANS; LABORATORY TECHNIQUES AND PROCEDURES; LIPOPROTEIN-X; LIVER DISEASES; REPRODUCIBILITY OF RESULTS; ULTRACENTRIFUGATION;

EID: 34248142948     PISSN: 14346621     EISSN: 14374331     Source Type: Journal    
DOI: 10.1515/CCLM.2007.114     Document Type: Article

References (18)

1. Grundy SM, Cleeman JI, Merz CN, Brewer HB Jr, Clark LT, Hunninghake DB, et al. Implications of recent clinical trials for the National Cholesterol Education Program Adult Treatment Panel III Guidelines. J Am Coll Cardiol 2004;44:720-2.
2. HDL Cholesterol Certification Protocol for Manufacturers, 2002. http://www.cdc.gov/labstandards/pdf/crmln/MFRH DLNov2002final.pdf.
3. LDL Cholesterol Certification Protocol for Manufacturers, 2006. http://www.cdc.gov/labstandards/pdf/crmln/MFRL DLJune2006final.pdf.
4. Rifai N, Warnick GR, McNamara JR, Belcher JD, Grinstead GF, Frantz ID Jr. Measurement of low-density-lipoprotein cholesterol in serum: a status report. Clin Chem 1992;38:150-60.
5. Talafant E, Tovarek J. Turbidimetric determination of lipoprotein-X in serum. Clin Chim Acta 1979;96:261-4.
6. Huang YC, Kao JT, Tsai KS. Evaluation of two homogeneous methods for measuring high-density lipoprotein cholesterol. Clin Chem 1997;43:1048-55.
7. Nauck M, Graziani MS, Bruton D, Cobbaert C, Cole TG, Lefevre F, et al. Analytical and clinical performance of a detergent-based homogeneous LDL-cholesterol assay: a multicenter evaluation. Clin Chem 2000;46:506-14.
8. Nauck M, Rifai N. Analytical performance and clinical efficacy of three routine procedures for LDL cholesterol measurement compared with the ultracentrifugationdextran sulfate-Mg(2+) method. Clin Chim Acta 2000;294:77-92.
9. Ragland BD, Konrad RJ, Chaffin C, Robinson CA, Hardy RW. Evaluation of a homogeneous direct LDL-cholesterol assay in diabetic patients: effect of glycemic control. Clin Chem 2000;46:1848-51.
10. Shirai K, Nema T, Hiroh Y, Itoh Y, Miyashita Y, Watanabe H. Clinical efficacy of the direct assay method using polymers for serum high density lipoprotein cholesterol. J Clin Lab Anal 1997;11:82-6.
11. Esteban-Salan M, Guimon-Bardesi A, de La Viuda-Unzueta JM, Azcarate-Ania MN, Pascual-Usandizaga P, Amoroto-Del-Rio E. Analytical and clinical evaluation of two homogeneous assays for LDL-cholesterol in hyper-lipidemic patients. Clin Chem 2000;46:1121-31.
12. Usui S, Kakuuchi H, Okamoto M, Mizukami Y, Okazaki M. Differential reactivity of two homogeneous LDL-cholesterol methods to LDL and VLDL subfractions, as demonstrated by ultracentrifugation and HPLC. Clin Chem 2002;48:1946-54.
13. Glick MR, Ryder KW, Jackson SA. Graphical comparisons of interferences in clinical chemistry instrumentation. Clin Chem 1986;32:470-5.
14. Narayanan S. Biochemistry and clinical relevance of lipoprotein X. Ann Clin Lab Sci 1984;14:371-4.
15. Seidel D, Alaupovic P, Furman RH. A lipoprotein characterizing obstructive jaundice. I. Method for quantitative separation and identification of lipoproteins in jaundiced subjects. J Clin Invest 1969;48:1211-23.
16. Fei H, Maeda S, Kirii H, Fujigaki S, Maekawa N, Fujii H, et al. Evaluation of two different homogeneous assays for LDL-cholesterol in lipoprotein-X-positive serum. Clin Chem 2000;46:1351-6.
17. Iwasaki Y, Matsuyama H, Nakashima N. Improved specificity of a new homogeneous assay for LDL-cholesterol in serum with abnormal lipoproteins. Clin Chem 2006;52:886-8.
18. Wieland H, Meissner-Heins H, Heins C, Seidel D. [The significance of LP-X cholesterol in the differential diagnosis of cholestasis]. Klin Wochenschr 1982;60:343-8 (in German).