TABLE 1.
Overview of bacteria found as coinfecting agents in COVID-19 patients and their NAD biosynthesis
| Bacterial coinfection identified in COVID-19 patients | Family | Gram positive or negative | Presence of bacteria lacking de novo NAD biosynthesis (reference) | Reference(s) |
|---|---|---|---|---|
| Acinetobacter baumannii | Moraxellaceae | Negative | No | 62, 63 |
| Chlamydia spp. | Chlamydiaceae | Negative | Yes (69) | 62, 63 |
| Enterobacter spp. | Enterobacteriaceae | Negative | No | 62, 63 |
| Enterococcus faecium | Enterococcaceae | Positive | No | 62, 63 |
| Haemophilus influenzae | Pasteurellaceae | Negative | Yes (68) | 61, 63 |
| Klebsiella pneumoniae | Enterobacteriaceae | Negative | No | 62, 63 |
| Mycoplasma pneumoniae | Mycoplasmataceae | Lack of a cell wall | No | 62, 63 |
| Pseudomonas aeruginosa | Pseudomonadaceae | Negative | No | 63 |
| Serratia marcescens | Yersiniaceae | Negative | No | 62, 63 |
| Staphylococcus aureus | Staphylococcaceae | Positive | No | 61 – 63 |
| Streptococcus pneumoniae | Streptococcaceae | Positive | No | 61 |