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US5294700A Immunosuppressive agents 失效
免疫抑制剂

Immunosuppressive agents
摘要:
The disclosure describes novel immunosuppressive agents isolated from syncytiotrophoblast microvilli membranes by preparing a minutely subdivided and solubilized preparation of said membranes and isolating the unreduced N-linked oligosaccharides from an extract of said preparation.
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