Results 161 to 170 of about 1,153 (178)

Nota sobre a diferenciação de ovos de Rhodnius neglectus e R. prolixus [PDF]

open access: yesRevista De Saude Publica, 1974
Descreve-se característica morfológica diferencial que permite distinguir os ovos de Rhodnius neglectus e R. prolixus. Trata-se de formação saliente ao redor da região pré-opercular disposta à maneira de "colarinho", existente na primeira e ausente na segunda dessas espécies.
Forattini, Oswaldo Paulo   +1 more
exaly   +3 more sources

Scanning electron microscopy of the Rhodnius neglectus (Hemiptera) labial salivary glands after starvation

Annals of Anatomy - Anatomischer Anzeiger, 1993
Labial salivary glands are found in the majority of insects. They are relatively large, extend back into the thorax, and in Rhodnius, they are cherry red in color due to a pigment derived from traces of hemoglobin absorbed form the gut. In most insects they are acinous shaped, with long excretion channels that present differentiated regions which from ...
Konig, B., Masuko, T. S., Rosenberg, B.
openaire   +3 more sources

Comparative morphology of eggs of Rhodnius domesticus Neiva & Pinto, Rhodnius neglectus Lent and Rhodnius prolixus Stål (Hemiptera: Reduviidae: Triatominae)

Parasitology International
Rhodnius species are potential vectors of the etiological agent of Chagas disease (CD), the protozoan Trypanosoma cruzi. CD impacts around seven million people in Latin America, resulting in approximately fourteen thousand deaths per year. Several species of Rhodnius are notable not only for their epidemiological relevance, but also for the challenging
Allan Pitta, Seabra   +2 more
openaire   +2 more sources

Assessment of the Insecticidal Potential of Eucalyptus urograndis Essential Oil Against Rhodnius neglectus Lent (Hemiptera: Reduviidae)

Neotropical Entomology, 2013
The resistance of triatomines to pyrethroids has been reported in several Latin American countries, including Brazil, indicating the need for the development of new approaches for the control of vectors of the Chagas disease. In here, we evaluated the insecticidal potential of the essential oil of Eucalyptus urograndis (Myrtaceae) against unsexed third
S P, Gomes, S, Favero
openaire   +2 more sources

Sampling Rhodnius neglectus in Mauritia flexuosa palm trees: a field study in the Brazilian savanna

Medical and Veterinary Entomology, 2003
Abstract.  Two sampling methods (manual capture and live‐baited adhesive traps) were compared for collecting the bug Rhodnius neglectus Lent (Hemiptera: Reduviidae: Triatominae) from palm trees, Mauritia flexuosa L.
R, Gurgel-Gonçalves   +4 more
openaire   +2 more sources

Predicting the potential geographical distribution of Rhodnius neglectus (Hemiptera, Reduviidae) based on ecological niche modeling.

Journal of medical entomology, 2009
Rhodnius neglectus is frequently found in palm trees and bird nests in sylvatic environments. However, adult specimens infected by Trypanosoma cruzi have been invading houses in central Brazil. Analyzing and predicting the geographical distribution of this species may improve vector surveillance strategies for Chagas disease.
Rodrigo, Gurgel-Goncalves   +1 more
openaire   +1 more source

Use of the median process of the pygophore in the identification ofRhodnius nasutus, R. neglectus, R. prolixusandR. robustus(Hemiptera: Reduviidae)

Annals of Tropical Medicine & Parasitology, 1993
The morphometrics of the median process of the male pygophore of four species of blood-sucking bugs (Rhodnius prolixus, R. robustus, R. nasutus and R. neglectus) were compared using one-way analysis of variance. Although there were no significant differences in the pygophoral patterns within the R. nasutus-R. neglectus or R. prolixus-R.
openaire   +3 more sources

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