TABLE 1.
Growth, biochemical, and susceptibility patterns of frequently isolated Streptococcus-like bacteriaa
| Bacteria | Growth on: |
Reaction to biochemical: |
Susceptibilityb to: |
||||||
|---|---|---|---|---|---|---|---|---|---|
| BAP | CHOC | Staph satellite streak | NaCl | PYR | LAP | PCN | CEF | VANC | |
| A. defectiva | − | + | + | − | + | + | R | S | S |
| G. adiacens | − | + | + | − | + | + | V | V | S |
| G. elegans | − | + | + | − | + | + | S | S | S |
| Aerococcus | + | + | − | + | +/−c | +/−c | S | S | S |
| Gemella | + | + | − | − | + | +/−c | S | S | S |
| Globicatella | + | + | − | + | + | − | Vd | Vd | Sc |
| Leuconostoc | + | + | − | +/− | − | − | S | Vd | R |
| Pediococcus | + | + | − | +/− | − | + | S | Sd | R |
| Viridans streptococci | + | + | − | − | +/−c | + | V | V | S |
a
Based on data from references 1 and 2. Abbreviations: BAP, blood agar; CHOC, chocolate agar; NaCl, 6.5% NaCl broth; PYR, pyrrolidonyl arylamidase activity; LAP, leucine aminopeptidase activity; PCN, penicillin; CEF, ceftriaxone; VANC, vancomycin; S, susceptible; V, variable; R, resistant; +, positive; −, no growth or reaction.
bGeneralized susceptibility patterns. Refer to organism-specific resources or antibiograms for more specific information.
cSpecies-dependent variability.
dNo CLSI interpretative criteria.