Evaluation of an ELISA method for the measurement of chromogranin a and comparison with an immunoradiometric method

International Journal of Biological Markers

Volumn 28, Issue 1, 2013, Pages 114-116

  Dittadi, Ruggero ^a   Bertoli, Isabella ^a  

^a OSPEDALE DELL'ANGELO   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

CHROMOGRANIN A;

ADULT; ANALYTICAL PARAMETERS; CONTROLLED STUDY; ENZYME LINKED IMMUNOSORBENT ASSAY; FEMALE; HUMAN; IMMUNORADIOMETRIC ASSAY; LETTER; LINEARITY TEST; MALE; NEUROENDOCRINE TUMOR; NORMAL HUMAN;

CALIBRATION; CHROMOGRANIN A; ENZYME-LINKED IMMUNOSORBENT ASSAY; FALSE NEGATIVE REACTIONS; HUMANS; IMMUNORADIOMETRIC ASSAY; LIMIT OF DETECTION; NEUROENDOCRINE TUMORS; REFERENCE STANDARDS; TUMOR MARKERS, BIOLOGICAL;

EID: 84876743517     PISSN: 03936155     EISSN: 17246008     Source Type: Journal    
DOI: 10.5301/JBM.2012.9586     Document Type: Letter

References (8)

1. Taupenot L, Harper KL, O'Connor DT. The chromograninsecretogranin family. N Engl J Med 2003; 348: 1134-1149.
2. Verderio P, Dittadi R, Marubini E, et al. An Italian program of External Quality Control for chromogranin A (CgA) assay: performance evaluation of CgA determination. Clin Chem Lab Med 2007; 45: 1244-1250.
3. Degorce F, Goumon Y, Jacquemart L. A new human chromogranin A (CGA) immunoradiometric assay involving monoclonal antibodies raised against the unprocessed central domain. British Journal of Cancer 1999; 79: 65-71.
4. Clinical and Laboratory Standards Institute. User verification of performance for precision and trueness; approved guideline - Second Edition. EP15-A2 vol. 25 n.17. Wayne: National Committee for Clinical Laboratory Standards; 2005.
5. Clinical and Laboratory Standards Institute. How to define and determine reference intervals in the clinical laboratory; approved guideline - Second Edition. C28-A2 vol. 20 n.13. Wayne: National Committee for Clinical Laboratory Standards; 2000.
6. Italian Network for Quality Assessment of Tumor Biomarkers (INQAT) Group. An Italian program of external quality control for chromogranin A (CgA) assay: state of the art of CgA measurement. Int J Biol Markers 2005; 20: 264-268.
7. Woltering EA, Hilton RS, Zolfoghary CM, et al. Validation of serum versus plasma measurements of chromogranin a levels in patients with carcinoid tumors: lack of correlation between absolute chromogranin a levels and symptom frequency. Pancreas 2006; 33: 250-254.
8. Reiffen FU and Gratzal M. Chromogranins, widespread in endocrine and nervous tissue bind Ca2+. FEBS Letters 1986; 195: 327-330.