Archive | 2019
Especies crípticas Lutzomyia longipalpis (Diptera: Phlebotominae) y sus implicaciones en la en la transmisión de leishmaniasis en Panamá
Abstract
[Cryptic Species Lutzomyia longipalpis (Diptera: Phlebotominae) and its Implications in the Transmission of Leishmaniasis in Panama] RESUMEN Lutzomyia longipalpis es el principal vector de una importante enfermedad desatendida en America. La diversidad genetica de este vector se estimo en la poblacion colectada en dos areas geograficas separadas por hasta 37 km. Analizamos la secuencia CB3-PDR / N1N-PDR de 22 individuos obteniendo un parametro de: h = 0.43 y π = 0.0017 (Bo-na), h = 0.89, π = 0.004 (El Limon) con una diferenciacion genetica de kst = 0.03; p> 0.05 entre ellos. Ocho haplotipos fueron detectados, de los cuales fue compartido. Se detecto una diferenciacion significativa entre las poblaciones Panama-Colombia (kst = 0.98), Panama-Costa Rica (kst = 0.98) y Panama-Brasil (kst = 0.72) bajo el modelo de aislamiento. Las inferencias geneticas de esta poblacion pueden complementar la informacion de la capacidad de dispersion y brindar pistas importantes para comprender la ecologia de\xa0 Lu .\xa0 longiplapis en Panama. ABSTRACT Lutzomyia longipalpis is the main vector-borne of important neglected disease in America. The genetic diversity of this vector was estimated in population collected from two geographic area separated by up to\xa0 37 km. We analyzed the sequence CB3-PDR/N1N-PDR of 22 individuals and the resulted of parameter was: h = 0.43 and π = 0.0017 (Bona), h = 0.89, π = 0.004 (El Limon) and genetic differentiation was kst = 0.03; p > 0.05 among them. Eight haplotypes were detected, and one was shared. Significant differentiation was detected among populations Panama-Colombia (kst = 0.98), Panama-Costa Rica (kst = 0.98) and Panama-Brazil (kst = 0.72) and these were genetically isolated by distance. The existence of shared haplotypes among the populations suggests a gene flow despite the distance and geographic separation. Nevertheless, showed isolation it contrasted with individuals very distant. The genetic inferences of this population can supplement the information of dispersal capacity and provided important clues to understand the ecology of sandflies.