Fig. 4From: A novel fungal beta-propeller phytase from nematophagous Arthrobotrys oligospora: characterization and potential application in phosphorus and mineral release for feed processingPurification of r-Aophytase by Ni NTA agarose affinity chromatography and its SDS-PAGE and western blotting analysis. a The r-Aophytase fraction was obtained by Ni NTA agrose affinity chromatography following elution with 100–250 mM imidazole buffer; b SDS-PAGE analysis of the purified r-Aophytase; c Western blotting of the purified r-AophytaseBack to article page