Use of a simple separation column in detection of immunoglobulin M antibody to Epstein-Barr virus

The use of a new commercial separation column on whole test serum improved the method for detecting immunoglobulin M antibody to Epstein-Barr virus. The efficiency of this product in absorbing interfering immunoglobulin G was similar to that of another absorption product, staphylococcal protein A, but it has the advantage of being stable without refrigeration.