Table 1. Number of samples that cultured positive for each type of aerobic bacterial species isolated from uterine samples on the day of calving (sample 1), the day of follicular fluid aspiration ± 1 (sample 2), and on 35 ± 1 days postpartum (sample 3).
| Phylum | Genus | Sub-classification | Species | Sample 1 (n = 53) | Sample 2 (n = 52) | Sample 3 (n = 52) |
|---|---|---|---|---|---|---|
| Actinobacteria | Trueperella | Trueperella pyogenes | 4 | 16 | 3 | |
| Corynebacteria | spp. | 1 | 2 | 4 | ||
| Firmicutes | Bacillus | spp. | 1 | 0 | 2 | |
| Staphylococcus | spp. | 0 | 2 | 1 | ||
| Coagulase-negative | Coagulase-negative Staphylococcus | 1 | 0 | 1 | ||
| Staphylococcus haemolyticus | 0 | 1 | 0 | |||
| Coagulase positive | Staphylococcus intermedius | 1 | 0 | 0 | ||
| Enterococcus | Enterococcus faecium | 4 | 0 | 0 | ||
| Streptococcus | spp. | 3 | 0 | 0 | ||
| α-hemolytic | α-hemolytic Streptococcus | 28 | 4 | 10 | ||
| β-hemolytic | Streptococcus dysgalactiae | 0 | 2 | 0 | ||
| Streptococcus bovis | 1 | 0 | 0 | |||
| Non-hemolytic | Streptococcus uberis | 4 | 4 | 3 | ||
| Proteobacteria | Escherichia | Not pathotyped | Escherichia coli | 1 | 2 | 1 |
| Pathotype A | Escherichia coli | 1 | 0 | 0 | ||
| Pathotype B1 | Escherichia coli | 22 | 7 | 1 | ||
| Pathotype B2 | Escherichia coli | 2 | 1 | 0 | ||
| Pathotype D | Escherichia coli | 2 | 2 | 1 | ||
| Escherichia fergusonii | 2 | 0 | 0 | |||
| Proteus | Proteus mirabilis | 0 | 2 | 0 | ||
| Serratia | Serratia plymuthica | 0 | 0 | 0 | ||
| Actinobacillus | spp. | 1 | 0 | 0 | ||
| Histophilus | Histophilus somni | 0 | 0 | 1 | ||
| Mannheimia | Mannheimia haemolytica | 2 | 0 | 0 | ||
| Pasteurella | spp. | 1 | 1 | 1 | ||
| Moraxella | Moraxella osloensis | 0 | 1 | 1 | ||
| No growth of aerobic bacteria | 4 (7.5%) | 13 (25%) | 29 (55.8%) | |||