Origin, total growth on all nutrients, niche width, and changes in niche width in the presence and absence of SICA.

Origin, total growth on all nutrients, niche width (number of nutrients used), and changes in niche width in the presence and absence of SICA. Values for total growth and niche width with SICA are the means for each isolate among all five antibiotic treatments. Changes in niche width are reported as percent change in total growth in the presence vs. the absence of each antibiotic. Significant differences in total growth or niche width in the presence and absence of antibiotics are indicated by (*) (t-test, p