TABLE 1.
G. lamblia infections in immunodeficient mice
| Expt | Mice | Day 7
|
Day 14
|
Day 28
|
|||
|---|---|---|---|---|---|---|---|
| Infecteda | Intensityb | Infected | Intensity | Infected | Intensity | ||
| 1 | C57BL/6J | 3/3 | 7.1 ± 4.4 | 1/3 | 0.3 ± 0.6 | 0/3 | NDg |
| B6 Igh-6 | 3/3 | 22.1 ± 6.3cd | 1/3 | 0.3 ± 0.6d | 0/3 | ND | |
| B6 SCID | 3/3 | 164.2 ± 62.1c | 3/3 | 197.1 ± 100.3c | 3/3e | 150.8 ± 15.8 | |
| B6 TCRβ | 3/3 | 45.0 ± 8.2cd | 3/3 | 51.7 ± 12.1cd | 3/3e | 53.8 ± 17.7d | |
| 2 | C57BL/6J | 3/3 | 13.3 ± 11.1 | 2/3 | 1.3 ± 1.2 | 1/3 | 0.3 ± 0.6 |
| B6 SCID | 3/3 | 79.2 ± 37.4c | 3/3 | 185.0 ± 73.7c | 3/3 | 140.0 ± 47.7c | |
| B6 TCRβ | 3/3 | 185.0 ± 50.7cd | 3/3 | 91.7 ± 36.2cdf | 3/3 | 50.0 ± 10.0cdf | |
a
The number of mice with detectable parasites in the gut/total number of mice analyzed on the day indicated postinfection.
b
The average ± standard deviation of the number of parasites/mouse × 104.
c
P < 0.01 versus the value for C57BL/6J mice.
d
P < 0.01 versus the value for B6 SCID mice.
e
P < 0.08 versus the value for C57BL/6J mice.
f
P < 0.01 versus the value on day 7.
g
ND, none detected.