исследовательская статья
Purification of Immunoglobulin Y (IgY) from the Ostrich (Struthio camelus) by Staphylococcal Protein A (SpA) Affinity Chromatography
Angel Alberto Justiz Vaillant, Patrick Eberechi Akpaka, Norman McFarlane-Anderson, Monica P Smikle and Brian Wisdom