Table 4.
Res growth and Nadi phenotypes of various R. capsulatus strains grown in minimal or enriched media at 35°C supplemented with increasing concentrations (mM) of a mixture of cysteine/cystine.
| aStrains | 35°C/Minimal medium | 35°C/Enriched medium | ||||||
|---|---|---|---|---|---|---|---|---|
| Cysteine/Cystine mixture (mM) | 0 | 0.33/0.165 | 0.5/0.25 | 1.0/0.5 | 0 | 0.33/0.165 | 0.5/0.25 | 1.0/0.5 |
| WT |
bRes+ cNadi+ |
Res+ Nadi+ |
Res+ Nadi+ |
Res+ Nadi+ |
Res+ Nadi+ |
Res+ Nadi+ |
Res+ Nadi+ |
Res+ Nadi+ |
| ΔdsbA | Res+ Nadi+ |
Res+ Nadi+ |
Res+ Nadi+ |
Res+ Nadi+ |
bNG dna |
Res+ Nadi− |
Res+ Nadi+ |
Res+ Nadi+ |
a
All strains are Ps+ in all media.
b
Res+ and NG refers to normal or no respiratory growth, respectively.
c
Nadi+ or Nadi− refers to the presence or absence of cbb3-Cox activity of colonies as revealed by Nadi staining, respectively.
d
na, not applicable.