Rearing and Colonization of Lutzomyia evansi (Diptera: Psychodidae), a Vector of Visceral Leishmaniasis in Colombia

Rearing and Colonization of Lutzomyia evansi (Diptera: Psychodidae), a Vector of Visceral Leishmaniasis in Colombia

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The sandfly Lutzomyia evansi from a focus of visceral leishmaniasis in northern Colombia was reared and maintained under laboratory conditions for five generations.The average time for total development was 41.8 days (range = 35.

1- 49.6) at 25 oC and 89-95% of relative humidity.The mean number of eggs laid was lower in laboratory bred females either SUPER 8 PLUS in pots (13.

2 eggs/female) or vials (29.9 eggs/female) than in wild caught females (33.4 eggs/female).

Immature mortality, mainly due to fungal and mite contamination, was higher during the first two instars than in the remaining immature stages.Adults were robust and healthy although difficult to feed on hamster or chick skin Double UPH Bench (1/CN) membrane.In summary, Lu.

evansi is a colonizable species but requires specific conditions.