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US6001819A Bacterial inhibition with an oligosaccharide compound 失效
用寡糖化合物进行细菌抑制

Bacterial inhibition with an oligosaccharide compound
摘要:
The present invention is directed to compositions for the treatment of respiratory infections caused by a bacteria selected from the group consisting of S. pneumoniae, H. influenzae, H. parainfluenza, Burkholderia (Pseudomonas) cepacia, and a mixture thereof, comprising a binding inhibiting effective amount of the compound of Formula I, ##STR1## where R.sub.1 is H, (.beta.-1)GalNAc-, SO.sub.3 B (where B is H or a cation) or a sialic acid of Formula II; ##STR2## where R.sub.6, R.sub.7, R.sub.8, and R.sub.10 are each independently H, C.sub.1-6 acyl, lactyl, C.sub.1-6 alkyl, sulfate, phosphate, anhydro, a sialic acid of Formula II, (.alpha.-1)Fuc, (.beta.-1)Glc or (.beta.-1)Gal;R.sub.9 is NH--C.sub.1-6 acyl, glycolylamido, amino or hydroxyl; andA is H or a cation;R.sub.2 is H or (.alpha.-1)Fuc-;R.sub.3 and R.sub.4 are each independently OH or NHAc;R.sub.5 is H, SO.sub.3 B (where B is H or a cation), or a sialic acid of Formula II as defined above; ##STR3## Y is a chemical bond or a linking group; Z is H or a multivalent support;m is 0 or 1; andp is an integer of 1 to 1,000; with the proviso that the compound is not Gal.beta.1-4-GlcNAc.beta.1-3-Gal.beta.1-4-Glc.
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