23s rrna gene-based enterococci community signatures in lake pontchartrain, louisiana, usa, following urban runoff inputs after hurricane katrina.little is known about the impacts of fecal polluted urban runoff inputs on the structure of enterococci communities in estuarine waters. this study employed a 23s rrna gene-based polymerase chain reaction (pcr) assay with newly designed genus-specific primers, ent127f-ent907r, to determine the possible impacts of hurricane katrina floodwaters via the 17th street canal discharge on the community structure of enterococci in lake pontchartrain. a total of 94 phylotypes were identified through the r ...201223269456
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