Microbiological assay for vitamin B12 with use of a colistin-sulfate-resistant organism.
Data up to Jan 2025
Total Citations Per Year
Abstract
References (12)
Measurement of Serum Vitamin B12 Level Using Radioisotope Dilution and Coated Charcoal
1965 • 386 citations
Cobalamin Analogues Are Present in Human Plasma and Can Mask Cobalamin Deficiency because Current Radioisotope Dilution Assays Are Not Specific for True Cobalamin
1978 • 262 citations
An improved method for the rapid estimation of vitamin B12 in serum.
1955 • 172 citations
THE DETERMINATION OF VITAMIN B12 ACTIVITY IN HUMAN SERUM
1952 • 101 citations
Evidence That Some Patients with Pernicious Anemia Are Not Recognized by Radiodilution Assay for Cobalamin in Serum
1978 • 86 citations
An automated method for the measurement of folate activity
1970 • 84 citations
Status of laboratory testing in the diagnosis of megaloblastic anemia
1983 • 75 citations
Radioisotopic assay of serum vitamin B 12 with the use of DEAE cellulose.
1966 • 52 citations
The Serum Vitamin B12 Level: Its Assay and Significance
1976 • 45 citations
Commercially-supplied binders for plasma cobalamin (vitamin B12), analysis--"purified" intrinsic factor, “cobinamide"-blocked R-protein binder, and non-purified intrinsic factor-R-protein binder--compared to microbiological assay.
1980 • 32 citations
Clinical significance of serum vitamin B12 measured by radioassay using pure intrinsic factor.
1981 • 11 citations
The need for a sufficient number of low level sera in comparisons of different serum vitamin B12 assays
1983 • 7 citations