Antibodies.(anti-parvovirus B19 plasma and anti-human platelet antigen 5b)

The Committee noted inconsistencies in the designation and activity assignment to antibody reference materials and requested the Secretariat to investigate this issue and make proposals for amendments at a future meeting.

Anti-parvovirus B19 plasma

The Committee was informed that measurement of levels of parvovirus in plasma is an important diagnostic procedure and that stocks of the current International Standard for parvovirus B19 are almost exhausted. The Committee noted a proposal to establish a replacement reference material for anti-parvovirus B19 plasma, (BS/ 03.1960), based on a collaborative study performed by nine laboratories in eight countries. …