Biotech Values

[aslan2772]

Re Talecris:

"Individuals with selective IgA deficiencies who have known antibody against IgA should not receive Prolastin®, since these patients may experience severe reactions, including anaphylaxis, to IgA which may be present. "

What is their process for purification of plasma AAT, immunoprecipitation? Affinity chromatography? To know to degree to which they can expand the current supply, we need to know the current efficiency of purification.