Table 1.
Snail species | No. exposed | Miracidia per snail | NS (Day 44 PE) | Infectivity | ||||
---|---|---|---|---|---|---|---|---|
NSC (Day 21 PE) | NWL (44 days PE) | Total infected | % Infectivity | Mortality (%) | ||||
Melanoides spp. —exposed group | 25 | 3–5 | 25 | 3 | 1 | 4 | 16 | 0 |
Melanoides spp. —Control | 25 | N/A | 25 | N/A | N/A | N/A | N/A | 0 |
T. granifera—exposed group | 20 | 3–5 | 20 | 0 | 0 | 0 | 0 | 0 |
T. granifera-control | 20 | N/A | 20 | N/A | N/A | N/A | N/A | 0 |
NS, Number of snails surviving at day 44 post-exposure to miracidia; NSC, Number of snails shedding cercariae at day 21 post-exposure to miracidia; NWL, Number of snails with larvae at day 44 post-exposure to miracidia; N/A, Not applicable.