Yang Yan
Abstract
The spores of Aspergillus niger AN00101 producing phytase was induced mutagenesis by Ultraviolet and N-methyl -N′-nitro-nitrosoguanedine. Then N28 strain was obtained. Its phytase activity increased 47 percent than that of A. niger AN00101, and the ability of producing phytase was stable.
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The spores of Aspergillus niger AN00101 producing phytase was induced mutagenesis by Ultraviolet and N-methyl -N′-nitro-nitrosoguanedine. Then N28 strain was obtained. Its phytase activity increased 47 percent than that of A. niger AN00101, and the ability of producing phytase was stable.
Key concepts: Phytase, Aspergillus niger, Mutagenesis, Aspergillus, Chemistry, Strain (injury), Food science, Spore