TABLE 4.
Season | Sampling (Julian) day | Relative abundance of the str(B) gene targeta |
|||||
---|---|---|---|---|---|---|---|
Control |
Swine |
Dairy |
|||||
Mean | SD | Mean | SD | Mean | SD | ||
Spring 2012 | 101 | BLD | 0.02097 | 0.00483 | 0.00012 | 0.00009 | |
108 | BLD | 0.02136 | 0.00835 | 0.00009 | 0.00004 | ||
131 | BLD | 0.00678 | 0.00194 | 0.00002 | 0.00002 | ||
200 | 0.00002 | 0.00001 | 0.00376* | 0.00302 | 0.00081* | 0.00045 | |
221 | BLD | 0.00241 | 0.00039 | 0.00046 | 0.00022 | ||
229 | BLQ | 0.00048 | 0.00022 | BLQ | |||
254 | 0.00002 | 0.00002 | 0.00079* | 0.00025 | 0.00001 | 0.00002 | |
176 | BLD | 0.00051 | 0.00027 | 0.00002 | 0.00005 | ||
210 | BLQ | 0.00044 | 0.00017 | BLQ | |||
303 | BLD | 0.00010 | 0.00006 | BLD | |||
Fall 2012 | 275 | BLD | 0.00008 | 0.00001 | 0.00046 | 0.00010 | |
282 | BLQ | 0.00032 | 0.00001 | 0.00098 | 0.00006 | ||
306 | BLQ | 0.00040 | 0.00004 | 0.00274 | 0.00039 | ||
176 | BLD | 0.00002 | 0.00000 | 0.00007 | 0.00004 | ||
210 | BLD | 0.00002 | 0.00001 | 0.00003 | 0.00001 | ||
303 | BLD | 0.00002 | 0.00001 | 0.00006 | 0.00003 | ||
Spring 2013 | 127 | BLD | 0.000005 | 0.000005 | 0.000001 | 0.000001 | |
134 | BLD | 0.000009 | 0.000004 | 0.000003 | 0.000002 | ||
158 | BLD | 0.000012 | 0.000007 | 0.000010 | 0.000002 | ||
210 | BLD | 0.000013 | 0.000008 | 0.000002 | 0.000002 | ||
267 | BLD | BLQ | BLD | ||||
304 | BLD | BLQ | BLD |
The relative abundance of the gene target is referenced to the total rrnS gene copy number. BLD, below limit of detection; BLQ, below limit of quantification; *, significant difference at P values of <0.05.