TABLE 1.
Trypanosome infection outcome in tsetse fly midguts (MG) and salivary glands (SG) of symbiotic (GmmSod+) and S. glossinidius-free (GmmSod–) flies that were given a Trypanosoma brucei brucei-parasitized blood meal when they were newly emerged, 1 day post-eclosion.
| Symbiont status fly | # MG infected/total flies | Infection rate MG (%) | Chi-sq/p-value | # SG infected/MG-infections | Infection rate SG (%) | Chi-sq/p-value | |
| Experiment 1 | GmmSod+ | 29/73 | 39.7 | 0.18 | NA | NA | NA |
| GmmSod– | 22/68 | 32.4 | NA | NA | |||
| Experiment 2 | GmmSod+ | 6/71 | 8.5 | 0.72 | 4/6 | 66.7 | 0.93 |
| GmmSod– | 7/70 | 10.0 | 4/7 | 57.1 | |||
| Experiment 3 | GmmSod+ | 20/83 | 24.1 | 0.12 | 12/20 | 60.0 | 0.31 |
| GmmSod– | 12/83 | 14.5 | 5/12 | 41.7 |
NA, not applicable.