摘要 |
PROBLEM TO BE SOLVED: To provide an immunoglobulin A production promoter excellent in immunoglobulin A production promotion. SOLUTION: The immunoglobulin A production promoter contains an extract of Nostoc flagelliforme as the major component. The immunoglobulin A production promoter is applied as, for example, an anti-avian influenza viral agent. COPYRIGHT: (C)2010,JPO&INPIT |