| Literature DB >> 649950 |
Abstract
Antisera against live cultures of 20 strains of Bacteroides fragilis produced in rabbits agglutinated homologous whole-cell as well as O-antigen suspensions with several cross-reactions. Pure specific antisera were produced by absorbing cross-reacting antigens. O-antisera reacted against O-antigens but failed to do so against most whole-cell suspensions, suggesting the presence of surface structures which might have blocked the reactions. The titres of the whole-cell antisera were not significantly higher than those of O-antisera, but the reactions were more definite and easier to read. This system may prove useful in serological studies of B. fragilis.Entities:
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Year: 1978 PMID: 649950 PMCID: PMC2129792 DOI: 10.1017/s0022172400024918
Source DB: PubMed Journal: J Hyg (Lond) ISSN: 0022-1724