Assessment of a radioisotopic assay for vitamin B12 using an intrinsic factor preparation with R proteins blocked by vitamin B12 analogues.

Autor: Bain B, Broom GN, Woodside J, Litwinczuk RA, Wickramasinghe SN
Jazyk: angličtina
Zdroj: Journal of clinical pathology [J Clin Pathol] 1982 Oct; Vol. 35 (10), pp. 1110-3.
DOI: 10.1136/jcp.35.10.1110
Abstrakt: A competitive protein binding radioassay kit for serum vitamin B(12) has been assessed. Precision, linearity, sensitivity, and specificity have been found to be satisfactory. Falsely-normal assay results in patients with vitamin B(12) deficiency have not been observed.
Databáze: MEDLINE