Membrane polysaccharides which are useful as immunostimulants
AssigneeP.F. Medicament
InventorsLucien Dussourd D'Hinterland, Gerard Normier, Anne-Marie Pinel
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Abstract
The present invention relates to a membrane polysaccharide of bacterial origin having the following quantitative analytical composition: ______________________________________ galactose content 66 .+-. 6% content of hexoses other than galactose <1% hexosamine (glucosamine) content 8.5 .+-. 2% amino acid content 5 .+-. 2% fatty acid content <1% nucleic acid content <0.005% protein content <0.03% and molecular weight: 90,000 .+-. 10,000. ______________________________________
Claims5
Membrane polysaccharide of bacterial origin useful as a immunostiulant and having the following quantitative analytical composition:
- ______________________________________ galactose content 66 .+-. 6% content of hexoses other than galactose <1% hexosamine (glucosamine) content 8.5 .+-. 2% amino acid content 5 .+-. 2% fatty acid content <1% nucleic acid content <0.005% protein content <0.3% and molecular weight:
- 90,000 .+-. 10,000. ______________________________________
Polysaccharide of molecular weight of about 60,000.+-.10,000 daltons and having a polymeric structure comprising of about 40.+-.7 repeating units of the monomer:
- ##STR3## where Gal.sub.f =galactofuranose
- Gal.sub.p =galactopyranose (in .alpha. and .beta. form).
Dependencies are inferred from the claim text.