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Volume 10, Number 3—March 2004

Research

Genomic Changes of Chagas Disease Vector, South America

Francisco Panzera*Comments to Author , Jean Pierre Dujardin†, Paula Nicolini*, María Noel Caraccio*, Virginia Rose*, Tatiana Tellez‡, Hernán Bermúdez‡, María Dolores Bargues§, Santiago Mas-Coma§, José Enrique O’Connor§, and Ruben Pérez*
Author affiliations: *Universidad Mayor de la República, Montevideo, Uruguay; †Institut de Recherche pour le Développement, Montpellier, France; ‡Universidad Mayor de San Simón, Cochabamba, Bolivia; §Universidad de Valencia, Valencia, Spain

Main Article

Table 1

Analyzed material of Triatoma infestans classified by procedence, biogeographic region, altitude, number of specimens analyzed (n) with C-banding, and number of autosomes with C-bands (mean and standard deviation)a

Country Department, province, locality; habitatb;
y collected Biogeographic regionc Altitude (m) N (M,F)d No. of
C-autosomes
mean and SD
Bolivia
La Paz, Murillo, Palomar. D. 1997
Andes [1]
3,000
3 M
18.00 + 2.00
Bolivia
La Paz, La Paz, Río Abajo. D. 1997
Andes [2]
2,900
16 M
17.00 + 1.03
Bolivia
Cochabamba, Esteban Arze, Jamach´Uma. D. 1997
Andes [3]
2,700
15 M, 3 F
15.72 + 1.49
Bolivia
Cochabamba, Esteban Arze, Jamach´Uma. S. 1997
Andes [3]
2,700
7 M, 2 F
16.00 + 0.87
Bolivia
Chuquisaca, Yamparaez, Uyuní. D. 1997
Andes [4]
2,542
9 M
17.44 + 0.88
Peru
Arequipa , Arequipa city. D. 1997
Andes [5]
2,336
8 M
16.63 + 1.06
Bolivia
Cochabamba, Campero, Peña Colorada. D. 1997
Andes [6]
1,890
3 M
16.00 + 0.00
Bolivia
Santa Cruz, Florida, Pampa Grande. D. 1997
Andes [7]
1,250
4 M
16.75 + 0.50
Argentine
La Rioja, Anillaco. P. 1997
Austral Chaco [8]
1,400
5 M
6.20 + 0.45
Brazil
Bahia, Paratinga. D. 1995
Caatinga [9]
500
9 M
6.00 + 0.00
Brazil
Piaiu, Caracol. D. 1996
Caatinga [10]
450
6 M, 8 F
6.00 + 0.00
Bolivia
Santa Cruz, Cordillera, Izozog. D. 1997
Boreal Chaco [11]
350
2 M
7.00 + 0.00
Bolivia
Santa Cruz, Cordillera, Izozog. S. “Dark morphs.” 1997
Boreal Chaco [11]
350
8 M
6.00 + 0.00
Paraguay
Chaco, Río Negro. D. 1997
Boreal Chaco [12]
350
6 M, 3 F
6.33 + 0.50
Argentine
Córdoba, Cruz del Eje, Los Leones. D & P. 2000
Austral Chaco [13]
250
12 M
5.17 + 0.58
Argentine
Santiago del Estero, Moreno, San Pablo. P. 1999
Austral Chaco [14]
200
7 M, 3 F
5.50 + 0.85
Uruguay Several populations from Southern and Northern. D & P. 1988–1995 Pampeana [15,16] 0–200 44 M, 26 F 5.99 + 0.12

aAll specimens came from natural populations. Statistically significant differences (p < 0.001) were detected in the number of C-autosomes between Andean (16.54 + 1.29) and non-Andean (5.93 + 0.45) grouped samples.
bP, peridomiciliary; D, domiciliary; S, sylvatic.
cNumbers in brackets refer to the location of the populations in Figure 1
dM, males; F, females.

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