Volume 15, Number 5—May 2009
Human Streptococcus agalactiae Isolate in Nile Tilapia (Oreochromis niloticus)
|Dose (CFU/fish)||No. (%)† deaths|
|Tryptic soy broth (control)||0a|
*Ten fish per dose group were intraperitoneally injected with human S. agalactiae/fish or tryptic soy broth and observed for 14 days postchallenge at a water temperature of 32°C.
†Superscript letters indicate significant differences (p<0.05) in percentage mortality rates between groups, determined by using the SAS program (SAS Institute, Cary, NC, USA) lifetest procedure (Kaplan-Meier method).
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