| 摘要 |
<p>Immunogenic polyvalent vaccine comprises relatively pure capsular polysaccharides of serotypes 2, 3, 5, 9, 10, 15, 16, 17, 18, 21, 22, 25, 28, 30, 43, 52, 53, 55, 60, 61, 62, 63 and 64. (First major country equivalent to PT--82373-A) (33pp) USAB- US4755381 A Prepn. of vaccines for protection against Klebsiella infection comprises isolation of capsular polysaccharides from one or more Klebsiella serotypes; treatment with a deacetylating agent; and dispersion of the deacetylated polysaccharides with carriers and opt. additives.</p> |
