Table 4.
Skeletal and visceral malformations or anomalies of fetuses from dams treated with Tityus bahiensis venom (2.5 mg/kg), on the 5th (GD5) or 10th (GD10) gestational day
| Parameter | Control | GD5 | p values | GD10 | p values |
|---|---|---|---|---|---|
|
External malformations | |||||
| Number of affected fetuses |
0/133 |
2/115 |
0.2140 |
0/129 |
– |
| Number of affected offspring |
0/10 |
1/10 |
1.0000 |
0/10 |
– |
|
External anomalies | |||||
| Number of affected fetuses |
0/133 |
0/115 |
– |
0/129 |
– |
| Number of affected offspring |
0/10 |
0/10 |
– |
0/10 |
– |
|
Skeletal malformations
| |||||
| Number of affected fetuses |
0/66 |
0/46 |
– |
0/53 |
– |
| Number of affected offspring |
0/10 |
0/10 |
– |
0/10 |
– |
|
Skeletal anomalies
| |||||
| Number of affected fetuses |
10/66 |
11/46 |
0.3255 |
36/53* |
< 0.0001 |
| Number of affected offspring |
4/10 |
5/10 |
1.0000 |
10/10* |
0.0108 |
| Deformity of interparietal bone |
10/66 |
11/46 |
0.3255 |
36/53* |
< 0.0001 |
| Fused ribs |
1/66 |
1/46 |
1.0000 |
2/53 |
0.5848 |
| Shared vertebra |
1/66 |
3/46 |
0.3036 |
0/53 |
1.0000 |
| Rudimentary rib |
0/66 |
0/46 |
– |
1/53 |
0.4454 |
|
Visceral malformations
| |||||
| Number of affected fetuses |
0/67 |
2/57 |
0.2093 |
0/64 |
– |
| Number of affected offspring |
0/10 |
1/10 |
1.000 |
0/10 |
– |
|
Visceral anomalies
| |||||
| Number of affected fetuses |
1/67 |
2/57 |
0.5936 |
3/64 |
0.3579 |
| Number of affected offspring |
1/10 |
2/10 |
0.2727 |
3/10 |
0.3636 |
| Cerebral hemorrhage | 1/67 | 3/57 | 0.3328 | 3/64 | 0.3579 |
*Significantly different from control; p < 0.05, Fisher exact test.