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dc.contributor.author
Rodriguez, Claudia Susana
dc.contributor.author
Lobbia, Patricia Alejandra
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Nattero, Julieta
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Catala, Silvia Susana
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Crocco, Liliana
dc.date.available
2017-01-27T20:10:27Z
dc.date.issued
2014-07
dc.identifier.citation
Rodriguez, Claudia Susana; Lobbia, Patricia Alejandra; Nattero, Julieta; Catala, Silvia Susana; Crocco, Liliana; Effect of feeding frequencies on the reproductive efficiency for two species of Triatoma of different epidemiological importance; Soc Brasileira Medicina Tropical; Revista Da Sociedade Brasileira de Medicina Tropical; 47; 4; 7-2014; 430-436
dc.identifier.issn
0037-8682
dc.identifier.uri
http://hdl.handle.net/11336/12096
dc.description.abstract
Introduction: In Triatominae, reproductive efficiency is an important factor influencing population dynamics, and a useful parameter in measuring a species' epidemiological significance as a vector of Trypanosoma cruzi (Chagas,1909).The reproductive efficiency of triatomines is affected by food availability; hence, we measured and compared the effects of feeding frequencyon the reproductive parameters of Triatoma patagonica (Del Ponte, 1929) and Triatoma infestans (Klug, 1934), and the effects of starvation on T. patagonica. Methods: Couples from both species were fed weekly, or every 3 weeks; in addition, femalesin couples of T. patagonica were not fed. Each couple was observed weekly and reproductive efficiency was assessed on the following parameters: fecundity(eggs/female),fertility (eggs hatched/eggs laid), initiation and end of oviposition, initiation of mating,number of matings/week, and number of reproductive weeks. Relative meal size index (RMS), blood consumption index (CI), and E values (eggs/mg blood) were also calculated. Results: Changes in feeding frequency affected the reproductive parameters of T. patagonica only, with a decrease in fecundity and number of reproductive weeks forthosefedevery 3 weeks,or not fed. The reproductive period, RMS index, and CI were lower for T. patagonicathan T. infestans. However, despite the lower fecundity of T. patagonica,this species required less blood to produce eggs, with an E-value of 2 compared to 2.94 for T. infestans. Conclusions: Our results suggest thatthe differences in fecundity observed between species reflect the availability of food in their natural ecotopes.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Soc Brasileira Medicina Tropical
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Blood-Sucking Insect
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Chagas Disease
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Fecundity
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Fertility
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Triatominae
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Zoología, Ornitología, Entomología, Etología
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Ciencias Biológicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Effect of feeding frequencies on the reproductive efficiency for two species of Triatoma of different epidemiological importance
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-01-27T13:49:52Z
dc.identifier.eissn
1678-9849
dc.journal.volume
47
dc.journal.number
4
dc.journal.pagination
430-436
dc.journal.pais
Brasil
dc.description.fil
Fil: Rodriguez, Claudia Susana. Universidad Nacional de Cordoba. Facultad de Cs.exactas Fisicas y Naturales. Departamento de Biologia; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.fil
Fil: Lobbia, Patricia Alejandra. Hospital Colonia de Santa María de Punilla; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Ministerio de Salud. Direccion de Enfermedades Transmisibles Por Vectores. Centro de Referencia de Vectores; Argentina
dc.description.fil
Fil: Nattero, Julieta. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
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Fil: Catala, Silvia Susana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Regional de Investigaciones Cientificas y Transferencia Tecnológica de Anillaco; Argentina
dc.description.fil
Fil: Crocco, Liliana. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales; Argentina
dc.journal.title
Revista Da Sociedade Brasileira de Medicina Tropical
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://ref.scielo.org/y82gyp
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1590/0037-8682-0111-2014
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