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Home › Immunomodulators obtained semisynthetically from a bacterial polysaccharide isolated from a non-encapsulated mutant strain of Klebsiella pneumoniae

Immunomodulators obtained semisynthetically from a bacterial polysaccharide isolated from a non-encapsulated mutant strain of Klebsiella pneumoniae

US Patent 4933440 · Granted Jun 12, 1990

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