| 摘要 |
A compound essentially free of compounds of molecular weight above 10,000, the compound characterized in that it is water soluble, it has a molecular weight between about 1,000 and 10,000, it suppresses immunoglobulin synthesis in pokeweed mitogen-stimulated human lymphocytes, it does not inhibit proliferation of human lymphocytes induced by concanavalin A or pokeweed mitogen, it inhibits phytohemmaglutinin-induced proliferation of human T4 cells, and it inhibits IL-2 production of human T4 cells.
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