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commensalism |
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commensalismIn biology, a relationship between two species whereby one (the commensal) benefits from the association, whereas the other neither benefits nor suffers. For example, certain species of millipede and silverfish inhabit the nests of army ants and live by scavenging on the refuse of their hosts, but without affecting the ants. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Bacteria with increased mutation frequency and antibiotic resistance are enriched in the commensal flora of patients with high antibiotic usage. Gordts et al recovered organisms in 75% of the their patients, but growth was often poor and the predominant species suggested a commensal flora. Prevalence, expressed as percentage, of healthy children carrying antimicrobial drug-resistant Escherichia coli as part of their commensal flora and of children in whom resistant E. |
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