PROBLEM TO BE SOLVED: To provide an agent having an action of modulating TNF-α production and normalizing immunity.SOLUTION: A biogenic immunoregulation agent comprises Koubakunikujuyou (scientific name: Cistanche deserticola Y. C. Ma) extract as an active ingredient, promoting TNF-α secretion by immune cells in the absence of immune stimulation, and inhibiting TNF-α secretion in the presence of immune stimulation.COPYRIGHT: (C)2014,JPO&INPIT【課題】TNF-α産生を調節し、免疫を正常化方向に働く作用を有する剤を提供すること。【解決手段】コウバクニクジュヨウ(学名:Cistanche deserticola Y. C. Ma)エキスを有効成分とする、免疫刺激のない場合には免疫細胞のTNF-α分泌を促進し、免疫刺激のある場合にはTNF-α分泌を抑制する生体免疫調整剤。【選択図】図1
