Table 1. Numbers of blood-fed Phlebotomus perniciosus females per dog.

Week	Group 1	Group 2	Group 3	Group 4
1	221±5	49±15	173±8	27±4
2	191±47	125±69	155±18	11±6
3	188±7	61±20	125±6	36±15
4	156±4	39±11	169±12	20±3
5	195±9	83±36	158±11	8±1
average	190±10	71±16	156±6	20±4

(average ± standard error; groups 1, 3 – high-exposed dogs; groups 2, 4 – low-exposed dogs).