专利汇可以提供Preparation of physiologically active substance专利检索,专利查询,专利分析的服务。并且PURPOSE: To prepare a novel physiologically active substance useful as a preventive and remedy for infectious diseases of healthy animals caused by various kinds of microorganisms and as a carcinostatic agent, by treating a raw material substance obtained from the blood or cells of various kinds of mammals with an enzyme.
CONSTITUTION: The plasma or the serum obtained from various kinds of mammals which are overimmunized by protozoa, the supernatant liquid of the culture of the spleen cell of the overimmunized animal, or the supernatant liquid of the culture of the spleen cell of a normal animal which is cultivated in the presence of the supernatant liquid of the culture or a specific antigen or a nonspecific mitogen is treated with one or more of proteases such as pronase, papain, chymotrypsin, etc. The raw material substance is heat-treated, if necessary, to give a physiologically active substance having no specificity of species, having growth inhibiting action on protozoa in the cell of different species, having growth inhibiting action on not only protozoa but also on other viruses and cells, etc.
COPYRIGHT: (C)1982,JPO&Japio,下面是Preparation of physiologically active substance专利的具体信息内容。
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