Effect of storage temperature or collection tube type on blood methylmalonic acid concentrations measured by gas chromatography-mass spectrometry

Clinical Chemistry and Laboratory Medicine

Volumn 48, Issue 9, 2010, Pages 1351-1353

  Reineks, Edmunds Z ^a   Hughes, Anita ^a   Wang, Sihe ^a  

^a LERNER RESEARCH INSTITUTE   (United States)

Author keywords

methylmalonic acid; stability; storage temperature; tube type

Indexed keywords

METHYLMALONIC ACID;

ANION EXCHANGE; DEGRADATION; FREEZING; GAS CHROMATOGRAPHY; HUMAN; LETTER; MASS SPECTROMETRY; PRIORITY JOURNAL; ROOM TEMPERATURE; STORAGE TEMPERATURE;

BLOOD CHEMICAL ANALYSIS; BLOOD SPECIMEN COLLECTION; GAS CHROMATOGRAPHY-MASS SPECTROMETRY; HUMANS; METHYLMALONIC ACID; TEMPERATURE;

EID: 77957301723     PISSN: 14346621     EISSN: 14374331     Source Type: Journal    
DOI: 10.1515/CCLM.2010.257     Document Type: Letter

References (5)

1. Shenkin A, Baines M, Fell GS, Lyon TD. Vitamins and trace elements. In: Burtis CA, Ashwood ER, Bruns DE, editors. Tietz textbook of clinical chemistry and molecular diagnostics, 4th ed. St. Louis, MO: Elsevier Saunders, 2006.
2. Pfeiffer CM, Smith SJ, Miller DT, Gunter EW. Comparison of serum and plasma methylmalonic acid measurements in 13 laboratories: an international study. Clin Chem 1999;45:2236-42.
3. Komaromy-Hiller G, Nuttall K, Ashwood E. Effect of storage on serum vitamin B12 and folate stability. Ann Clin Lab Sci 1997;27:249-53. (Pubitemid 27276824)
4. Rasmussen K. Solid-phase sample extraction for rapid-determination of methylmalonic acid in serum and urine by a stableisotope-dilution method. Clin Chem 1989;35:260-4. (Pubitemid 19075603)
5. Bland JM, Altman DG. Measuring agreement in method comparison studies. Stat Methods Med Res 1999;8:135-60. (Pubitemid 29425900)