Time- and temperature-dependent stability of troponin standard reference material 2921 in serum and plasma

Clinical Chemistry and Laboratory Medicine

Volumn 50, Issue 9, 2012, Pages 1681-1684

  Mingels, Alma M A ^a   Cobbaert, Christa M ^b   De Jong, Neletta ^c   Van Den Hof, Wim F P M ^a   Van Dieijen Visser, Marja P ^a  

^a MAASTRICHT UNIVERSITY MEDICAL CENTER   (Netherlands)

^b LEIDEN UNIVERSITY MEDICAL CENTER   (Netherlands)

^c AMPHIA HOSPITAL   (Netherlands)

Author keywords

Cardiac troponin; Harmonization; Reference measurement system; Standardization

Indexed keywords

TROPONIN C; TROPONIN I; TROPONIN T;

CONTROLLED STUDY; HUMAN; IMMUNOASSAY; LETTER; MASS SPECTROMETRY; PRIORITY JOURNAL; PROTEIN STABILITY; TEMPERATURE DEPENDENCE; WESTERN BLOTTING;

EID: 84867772446     PISSN: 14346621     EISSN: 14374331     Source Type: Journal    
DOI: 10.1515/cclm-2011-1851     Document Type: Letter

References (10)

1. Tate JR, Bunk DM, Christenson RH, Katrukha A, Noble JE, Porter RA, et al. Standardisation of cardiac troponin I measurement: past and present. Pathology 2010;42:402-8.
2. Panteghini M, Pagani F, Yeo KT, Apple FS, Christenson RH, Dati F, et al. Evaluation of imprecision for cardiac troponin assays at low-range concentrations. Clin Chem 2004;50:327-32.
3. Christenson RH, Duh SH, Apple FS, Bodor GS, Bunk DM, Panteghini M, et al. Toward standardization of cardiac troponin I measurements part II: assessing commutability of candidate reference materials and harmonization of cardiac troponin I assays. Clin Chem 2006;52:1685-92.
4. Bunk DM, Welch MJ. Characterization of a new certified reference material for human cardiac troponin I. Clin Chem 2006;52:212-9.
5. Noble JE, Bunk DM, Christenson RH, Cole KD, He HJ, Katrukha AG, et al. Development of a candidate secondary reference procedure (immunoassay based measurement procedure of higher metrological order) for cardiac troponin I: I. Antibody characterization and preliminary validation. Clin Chem Lab Med 2010;48:1603-10.
6. He HJ, Lowenthal MS, Cole KD, Bunk D, Wang L. An immunoprecipitation coupled with fluorescent Western blot analysis for the characterization of a model secondary serum cardiac troponin I reference material. Clin Chim Acta 2011;412:107-11.
7. Cobbaert CM, Weykamp CW, Michielsen EC, Baadenhuijsen H, van Dieijen-Visser MP. Time-dependent instability of cardiac troponins in human plasma spiked with NIST reference material 2921. Clin Chem 2008;54:2078-9.
8. Katrukha AG, Bereznikova AV, Filatov VL, Esakova TV, Kolosova OV, Pettersson K, et al. Degradation of cardiac troponin I: implication for reliable immunodetection. Clin Chem 1998;44:2433-40.
9. Michielsen EC, Diris JH, Kleijnen VW, Wodzig WK, Van Dieijen-Visser MP. Investigation of release and degradation of cardiac troponin T in patients with acute myocardial infarction. Clin Biochem 2007;40:851-5.
10. Bates KJ, Hall EM, Fahie-Wilson MN, Kindler H, Bailey C, Lythall D, et al. Circulating immunoreactive cardiac troponin forms determined by gel filtration chromatography after acute myocardial infarction. Clin Chem 2010;56:952-8.