WHO/BS/10.2154 ENGLISH ONLY

Both reference standards are value assigned relative to the 4 th International Standard for Blood Coagulation Factor IX, Concentrate, with the 5 th International Standard for

Primary: The collaborative study will value assign the functional activity of the proposed 1 st International Standard for Activated Blood Coagulation Factor XI,

Results shown in this study indicate that the candidate serum samples, particularly 14/140, are suitable as reference standards to measure the neutralization activity in human sera

Because of the assay method bias observed with Candidate A and recombinant thromboplastin reagents, and the larger discrepancy between clotting and chromogenic methods for

A laboratory geometric mean was calculated for each laboratory’s results (based on data from samples A and B) and an overall geometric mean of laboratory means was used to

A new preparation of rhFSH has been filled into ampoules (NIBSC Code 08/282), following procedures recommended by WHO (1) and an international collaborative study has been

The study results show that the candidate reference panel was suitable for determination of the analytical HBsAg sensitivity for different HBV subgenotypes and that, for some

Individual laboratory mean relative potency estimates for samples 06/102 (a) and 06/100 (b) relative to 96/798 from quantitative and qualitative NAT assays from both 2007 and