Table 1.

Heterologous bacteria tested (all were PCR negative)

OrganismNo. of strains tested
Streptococcal species
S. mitis 7
S. oralis 5
S. parasanguinis 3
S. sanguinis 3
S. crista 4
S. gordonii 5
S. vestibularis 2
S. salivarius 2
Beta-hemolytic streptococci
S. pyogenes 1
 Group C3
 Group F1
 Group G5
Nonstreptococcal organisms
Pseudomonas aeruginosa 1
 Chlamydia pneumoniae 1
 Mycoplasma pneumoniae 1
 Mycobacterium fortuitum 1
 Nocardia farcinica 1
 Rhodococcus equi 1
 Staphylococcus aureus 8
 Staphylococcus epidermidis 1
 Enterococcus faecalis 2
 Corynebacterium minutissimum 1
 Corynebacterium pseudodiphtheriticum 1
 Corynebacterium xerosis 1
 Corynebacterium pseudotuberculosis 1
 Klebsiella pneumoniae 1
 Escherichia coli 2
 Moraxella catarrhalis 1
 Haemophilus influenzae 1