rhodnius

Summary

Summary: A genus of the subfamily TRIATOMINAE. Rhodnius prolixus is a vector for TRYPANOSOMA CRUZI.

Top Publications

  1. Basseri H, Tew I, Ratcliffe N. Identification and distribution of carbohydrate moieties on the salivary glands of Rhodnius prolixus and their possible involvement in attachment/invasion by Trypanosoma rangeli. Exp Parasitol. 2002;100:226-34 pubmed
    ..lectins (WGA, Con A, PNA, HPA, and TPA) were utilized to investigate carbohydrate residues on the surface of Rhodnius prolixus salivary glands...
  2. Nogueira N, Gonzalez M, Gomes J, de Souza W, Garcia E, Azambuja P, et al. Trypanosoma cruzi: involvement of glycoinositolphospholipids in the attachment to the luminal midgut surface of Rhodnius prolixus. Exp Parasitol. 2007;116:120-8 pubmed
    ..surface glycoinositolphospholipids (GIPLs) to the infected bloodmeal inhibits up to 90% parasite infection in Rhodnius prolixus. The parasite behavior was investigated in vitro using fragments of the insect midgut...
  3. Alves C, Albuquerque Cunha J, Mello C, Garcia E, Nogueira N, Bourguingnon S, et al. Trypanosoma cruzi: attachment to perimicrovillar membrane glycoproteins of Rhodnius prolixus. Exp Parasitol. 2007;116:44-52 pubmed
    ..to identify proteins involved in the interface of Trypanosoma cruzi with the perimicrovillar membranes (PMM) of Rhodnius prolixus. Video microscopy experiments demonstrated high level of adhesion of T...
  4. Zeledon R, Marín F, Calvo N, Lugo E, Valle S. Distribution and ecological aspects of Rhodnius pallescens in Costa Rica and Nicaragua and their epidemiological implications. Mem Inst Oswaldo Cruz. 2006;101:75-9 pubmed
    ..were made on the part of Costa Rican and Nicaraguan teams, working separately, to determine the present status of Rhodnius pallescens in areas close to the common border of the two countries, where the insect has appeared within the ..
  5. Te Brugge V, Lombardi V, Schooley D, Orchard I. Presence and activity of a Dippu-DH31-like peptide in the blood-feeding bug, Rhodnius prolixus. Peptides. 2005;26:29-42 pubmed
    The blood-feeding bug, Rhodnius prolixus, ingests large blood meals, then undergoes a period of rapid diuresis which is under neurohormonal control...
  6. Walker F. Nitric oxide interaction with insect nitrophorins and thoughts on the electron configuration of the {FeNO}6 complex. J Inorg Biochem. 2005;99:216-36 pubmed
    ..NO-carrying heme proteins that are found in the saliva of two species of blood-sucking insects, the kissing bug (Rhodnius prolixus) and the bedbug (Cimex lectularius)...
  7. Pavan M, Mesquita R, Lawrence G, Lazoski C, Dotson E, Abubucker S, et al. A nuclear single-nucleotide polymorphism (SNP) potentially useful for the separation of Rhodnius prolixus from members of the Rhodnius robustus cryptic species complex (Hemiptera: Reduviidae). Infect Genet Evol. 2013;14:426-33 pubmed publisher
    ..polymorphism (SNP) with the potential to distinguish the important domestic Chagas disease vector, Rhodnius prolixus, from members of the four sylvatic Rhodnius robustus cryptic species complex...
  8. Arévalo A, Carranza J, Guhl F, Clavijo J, Vallejo G. [Comparison of the life cycles of Rhodnius colombiensis Moreno, Jurberg & Galvão, 1999 and R. prolixus Stal, 1872 (Hemiptera, Reduviidae, Triatominae) under laboratory conditions]. Biomedica. 2007;27 Suppl 1:119-29 pubmed
    b>Rhodnius colombiensis is a sylvatic triatomine associated with wine palm trees (Attalea butyracea) in the high basin of the Magdalena river (Colombia)...
  9. Gomes S, Fonseca de Souza A, Kiffer Moreira T, Dick C, dos Santos A, Meyer Fernandes J. Ecto-phosphatase activity on the external surface of Rhodnius prolixus salivary glands: modulation by carbohydrates and Trypanosoma rangeli. Acta Trop. 2008;106:137-42 pubmed publisher
    The salivary glands of insect's vectors are target organs to study the vectors-pathogens interactions. Rhodnius prolixus an important vector of Trypanosoma cruzi can also transmit Trypanosoma rangeli by bite...

More Information

Publications95

  1. Maes E, Walker F, Montfort W, Czernuszewicz R. Resonance Raman spectroscopic study of nitrophorin 1, a nitric oxide-binding heme protein from Rhodnius prolixus, and its nitrosyl and cyano adducts. J Am Chem Soc. 2001;123:11664-72 pubmed
    The resonance Raman (RR) spectra of nitrophorin 1 (NP1) from the saliva of the blood-sucking insect Rhodnius prolixus, in the absence and presence of nitric oxide (NO) and in the presence of cyanide (CN(-)), have been studied...
  2. Beard C, Dotson E, Pennington P, Eichler S, Cordon Rosales C, Durvasula R. Bacterial symbiosis and paratransgenic control of vector-borne Chagas disease. Int J Parasitol. 2001;31:621-7 pubmed
    ..Using this methodology, we have generated paratransgenic Rhodnius prolixus that are refractory for infection with Trypanosoma cruzi...
  3. Eichler S, Schaub G. Development of symbionts in triatomine bugs and the effects of infections with trypanosomatids. Exp Parasitol. 2002;100:17-27 pubmed
    In the intestinal tract of fifth instars of the hematophagous reduviid bugs Rhodnius prolixus and Triatoma infestans blood ingestion induced an initial decrease of the concentration of the respective symbiotic bacteria Rhodococcus rhodnii ..
  4. Gomes F, Oliveira D, Motta L, Ramos I, Miranda K, Machado E. Inorganic polyphosphate inhibits an aspartic protease-like activity in the eggs of Rhodnius prolixus (Stahl) and impairs yolk mobilization in vitro. J Cell Physiol. 2010;222:606-11 pubmed publisher
    ..In the egg yolk granules of Rhodnius prolixus, a cathepsin D is the main protease involved in yolk mobilization and is dependent on an activation by ..
  5. Castro D, Moraes C, Gonzalez M, Ratcliffe N, Azambuja P, Garcia E. Trypanosoma cruzi immune response modulation decreases microbiota in Rhodnius prolixus gut and is crucial for parasite survival and development. PLoS ONE. 2012;7:e36591 pubmed publisher
    Trypanosoma cruzi in order to complete its development in the digestive tract of Rhodnius prolixus needs to overcome the immune reactions and microbiota trypanolytic activity of the gut. We demonstrate that in R...
  6. Harry M, Roose C, Vautrin D, Noireau F, Romana C, Solignac M. Microsatellite markers from the Chagas disease vector, Rhodnius prolixus (Hemiptera, Reduviidae), and their applicability to Rhodnius species. Infect Genet Evol. 2008;8:381-5 pubmed publisher
    Ten microsatellites were isolated and characterized from a partial genomic library of Rhodnius prolixus, the principal Chagas disease vector in Venezuela, Colombia and Central America...
  7. Soares A, Carvalho Tavares J, Gontijo N, dos Santos V, Teixeira M, Pereira M. Salivation pattern of Rhodnius prolixus (Reduviidae; Triatominae) in mouse skin. J Insect Physiol. 2006;52:468-72 pubmed
    The objective of this work was to study the pattern of salivation of triatomines during feeding in mouse skin. Rhodnius prolixus was fed with a solution of the dye acridine orange or fluorescein...
  8. Gomes S, Feder D, Garcia E, Azambuja P. Suppression of the prophenoloxidase system in Rhodnius prolixus orally infected with Trypanosoma rangeli. J Insect Physiol. 2003;49:829-37 pubmed
    Investigations were carried out to compare aspects of the prophenoloxidase (proPO)-activating pathway in Rhodnius prolixus hemolymph in response to oral infection and inoculation of the insects with two developmental forms of Trypanosoma ..
  9. Garcia E, Machado E, Azambuja P. Effects of eicosanoid biosynthesis inhibitors on the prophenoloxidase-activating system and microaggregation reactions in the hemolymph of Rhodnius prolixus infected with Trypanosoma rangeli. J Insect Physiol. 2004;50:157-65 pubmed
    ..microaggregation and prophenoloxidase (proPO)-activating system in the hemolymph, parasitemia and mortality of Rhodnius prolixus infected with Trypanosoma rangeli were performed. Hemocoelic injection of live T...
  10. Garcia E, Ratcliffe N, Whitten M, Gonzalez M, Azambuja P. Exploring the role of insect host factors in the dynamics of Trypanosoma cruzi-Rhodnius prolixus interactions. J Insect Physiol. 2007;53:11-21 pubmed
    ..Finally, the mechanisms of these interactions and their significance for Trypanosoma cruzi transmission are discussed. ..
  11. Meirelles R, Henriques Pons A, Soares M, Steindel M. Penetration of the salivary glands of Rhodnius domesticus Neiva & Pinto, 1923 (Hemiptera: Reduviidae) by Trypanosoma rangeli Tejera, 1920 (Protozoa: Kinetoplastida). Parasitol Res. 2005;97:259-69 pubmed
    Penetration of the heteroxenous protozoan Trypanosoma rangeli into the salivary glands of its invertebrate host Rhodnius domesticus has been investigated here using different approaches...
  12. Garcia E, Machado E, Azambuja P. Inhibition of hemocyte microaggregation reactions in Rhodnius prolixus larvae orally infected with Trypanosoma rangeli. Exp Parasitol. 2004;107:31-8 pubmed
    Hemocoelic inoculation of epimastigotes of Trypanosoma rangeli strain H14 into 5th-instar larvae of Rhodnius prolixus previously fed on blood containing the same parasites, showed reduced number of hemocyte microaggregates in the ..
  13. Motta L, da Silva W, Oliveira D, De Souza W, Machado E. A new model for proton pumping in animal cells: the role of pyrophosphate. Insect Biochem Mol Biol. 2004;34:19-27 pubmed
    The H+-PPase activity was characterized in membrane fractions of ovary and eggs of Rhodnius prolixus. This activity is totally dependent on Mg2+, independent of K+ and strongly inhibited by NaF, IDP and Ca2+...
  14. Brugge V, Schooley D, Orchard I. Amino acid sequence and biological activity of a calcitonin-like diuretic hormone (DH31) from Rhodnius prolixus. J Exp Biol. 2008;211:382-90 pubmed publisher
    Diuresis in the blood-gorging hemipteran Rhodnius prolixus is under neurohormonal control and involves a variety of processes and tissues...
  15. López Ordóñez T, Rodriguez M, Hernández Hernández F. Characterization of a cDNA encoding a cathepsin L-like protein of Rhodnius prolixus. Insect Mol Biol. 2001;10:505-11 pubmed
    The interaction of Rhodnius prolixus digestive enzymes with Trypanosoma cruzi could be important for parasite survival. We report herein the complete sequence of the messenger of a cathepsin L-like molecule (RpCat)...
  16. Ferreira R, Lazzari C, Lorenzo M, Pereira M. Do haematophagous bugs assess skin surface temperature to detect blood vessels?. PLoS ONE. 2007;2:e932 pubmed
    ..Indeed, heterogeneities along the skin surface might offer exploitable information for guiding insect's bites...
  17. Thekisoe O, Rodriguez C, Rivas F, Coronel Servian A, Fukumoto S, Sugimoto C, et al. Detection of Trypanosoma cruzi and T. rangeli infections from Rhodnius pallescens bugs by loop-mediated isothermal amplification (LAMP). Am J Trop Med Hyg. 2010;82:855-60 pubmed publisher
    ..rangeli infections in comparison with polymerase chain reaction (PCR) for DNA samples extracted from Rhodnius pallescens bugs collected from palm trees in Panama. Out of a total of 52 DNA samples from R...
  18. Paluzzi J, O Donnell M. Identification, spatial expression analysis and functional characterization of a pyrokinin-1 receptor in the Chagas' disease vector, Rhodnius prolixus. Mol Cell Endocrinol. 2012;363:36-45 pubmed publisher
    ..Although the CAPA precursor polypeptide in Rhodnius prolixus yields the anti-diuretic hormone, RhoprCAPA-?2, no function has yet been elucidated for the pyrokinin-1 ..
  19. Moretti A, Zerba E, Alzogaray R. Behavioral and toxicological responses of Rhodnius prolixus and Triatoma infestans (Hemiptera: Reduviidae) to 10 monoterpene alcohols. J Med Entomol. 2013;50:1046-54 pubmed
    ..the repellency, and the knock-down produced by 10 monoterpene alcohols were evaluated on first-instar nymphs of Rhodnius prolixus and Triatoma infestans, vectors of Chagas disease...
  20. Ribeiro J, Andersen J, Silva Neto M, Pham V, Garfield M, Valenzuela J. Exploring the sialome of the blood-sucking bug Rhodnius prolixus. Insect Biochem Mol Biol. 2004;34:61-79 pubmed
    b>Rhodnius prolixus is a Hemiptera that feeds exclusively on vertebrate blood in all life stages...
  21. Te Brugge V, Ianowski J, Orchard I. Biological activity of diuretic factors on the anterior midgut of the blood-feeding bug, Rhodnius prolixus. Gen Comp Endocrinol. 2009;162:105-12 pubmed
    Probing of a host and ingestion of a blood-meal in a fifth instar Rhodnius prolixus results in a cascade of tightly integrated events, including salivary gland secretion, plasticization of the abdominal cuticle, increased ion and water ..
  22. Sarquis O, Carvalho Costa F, Toma H, Georg I, Burgoa M, Lima M. Eco-epidemiology of Chagas disease in northeastern Brazil: Triatoma brasiliensis, T. pseudomaculata and Rhodnius nasutus in the sylvatic, peridomestic and domestic environments. Parasitol Res. 2012;110:1481-5 pubmed publisher
    ..Fifty-three Triatoma brasiliensis, nine T. pseudomaculata and 71 Rhodnius nasutus were collected in their natural habitats as far as 10 m from the houses, and 663, 59 and 8 respectively ..
  23. Grijalva M, Villacis A. Presence of Rhodnius ecuadoriensis in sylvatic habitats in the southern highlands (Loja Province) of Ecuador. J Med Entomol. 2009;46:708-11 pubmed
    The main vectors of Chagas disease in Ecuador are Triatoma dimidiata and Rhodnius ecuadoriensis...
  24. Gilbert C, Schaack S, Pace J, Brindley P, FESCHOTTE C. A role for host-parasite interactions in the horizontal transfer of transposons across phyla. Nature. 2010;464:1347-50 pubmed publisher
    ..We found that Rhodnius prolixus, a triatomine bug feeding on the blood of various tetrapods and vector of Chagas' disease in humans, ..
  25. Machado P, Eger Mangrich I, Rosa G, Koerich L, Grisard E, Steindel M. Differential susceptibility of triatomines of the genus Rhodnius to Trypanosoma rangeli strains from different geographical origins. Int J Parasitol. 2001;31:632-4 pubmed
    The susceptibility of four Rhodnius species to different Trypanosoma rangeli strains was evaluated using both intracoelomic inoculation and oral infection...
  26. Martini S, Goldenberg R, Fortes F, Campos de Carvalho A, Falkenstein D, Morales M. Rhodnius prolixus Malpighian tubule's aquaporin expression is modulated by 5-hydroxytryptamine. Arch Insect Biochem Physiol. 2004;57:133-41 pubmed
    ..a member of the major intrinsic protein (MIP) family, in the Malpighian tubule (MT) of the hematophagous insect Rhodnius prolixus, which excrete a large bulk of fluid after a massive blood meal, and its possible regulation by 5-..
  27. Caiaffa C, Stiebler R, Oliveira M, Lara F, Paiva Silva G, Oliveira P. Sn-protoporphyrin inhibits both heme degradation and hemozoin formation in Rhodnius prolixus midgut. Insect Biochem Mol Biol. 2010;40:855-60 pubmed publisher
    Hematophagy is a feeding habit that involves the ingestion of huge amounts of heme. The hematophagous hemipteran Rhodnius prolixus evolved many genetic resources to protect cells against heme toxicity...
  28. Chiang R, Chiang J. Feeding through artificial membranes reduces fecundity for females of the blood-feeding insect, Rhodnius prolixus. Arch Insect Biochem Physiol. 2010;74:103-13 pubmed publisher
    The blood-feeding insect, Rhodnius prolixus, has been raised in the laboratory for close to 100 years...
  29. Gómez Palacio A, Jaramillo Ocampo N, Triana Chavez O, Saldaña A, Calzada J, Perez R, et al. Chromosome variability in the Chagas disease vector Rhodnius pallescens (Hemiptera, Reduviidae, Rhodniini). Mem Inst Oswaldo Cruz. 2008;103:160-4 pubmed
    b>Rhodnius pallescens is the main vector of Trypanosoma cruzi in Panama and one of the most relevant secondary vectors in Colombia...
  30. Castro D, Figueiredo M, Genta F, Ribeiro I, Tomassini T, Azambuja P, et al. Physalin B inhibits Rhodnius prolixus hemocyte phagocytosis and microaggregation by the activation of endogenous PAF-acetyl hydrolase activities. J Insect Physiol. 2009;55:532-7 pubmed publisher
    ..from Physalis angulata, Solanaceae) on phagocytosis and microaggregation by hemocytes of 5th-instar larvae of Rhodnius prolixus were investigated...
  31. Paluzzi J, Russell W, Nachman R, Orchard I. Isolation, cloning, and expression mapping of a gene encoding an antidiuretic hormone and other CAPA-related peptides in the disease vector, Rhodnius prolixus. Endocrinology. 2008;149:4638-46 pubmed publisher
    After a blood meal, Rhodnius prolixus undergoes a rapid diuresis to eliminate excess water and salts. During the voiding of this primary urine, R...
  32. Batista T, Gurgel Goncalves R. Ecological niche modelling and differentiation between Rhodnius neglectus Lent, 1954 and Rhodnius nasutus Stål, 1859 (Hemiptera: Reduviidae: Triatominae) in Brazil. Mem Inst Oswaldo Cruz. 2009;104:1165-70 pubmed
    Ecological niche modelling was used to predict the potential geographical distribution of Rhodnius nasutus Stål and Rhodnius neglectus Lent, in Brazil and to investigate the niche divergence between these morphologically similar ..
  33. Vinauger C, Buratti L, Lazzari C. Learning the way to blood: first evidence of dual olfactory conditioning in a blood-sucking insect, Rhodnius prolixus. I. Appetitive learning. J Exp Biol. 2011;214:3032-8 pubmed publisher
    ..Adapting a classical conditioning approach to our haematophagous model, we trained larvae of Rhodnius prolixus to associate L-lactic-acid, an odour perceived by these bugs but behaviourally neutral when presented ..
  34. Pontes G, Lorenzo M. Female metasternal gland odours mediate male aggregation in Rhodnius prolixus, a triatomid bug. Med Vet Entomol. 2012;26:33-6 pubmed publisher
    We investigated whether metasternal gland (MG) products mediate male aggregation during mating in Rhodnius prolixus (Heteroptera: Reduviidae) Stål, 1859, through selective occlusion of female MGs...
  35. Yoshioka K, Tercero D, Pérez B, Lugo E. [Rhodnius prolixus in Nicaragua: geographical distribution, control, and surveillance, 1998-2009]. Rev Panam Salud Publica. 2011;30:439-44 pubmed
    Present an overview of the control of Rhodnius prolixus, the principal vector in the transmission of Chagas' disease in Central America, during the period 1998-2009 in Nicaragua...
  36. Henriques C, Castro D, Gomes L, Garcia E, de Souza W. Bioluminescent imaging of Trypanosoma cruzi infection in Rhodnius prolixus. Parasit Vectors. 2012;5:214 pubmed publisher
    ..The development of techniques that allow the imaging of animals infected with parasites expressing luciferase open up possibilities to follow the fate of bioluminescent parasites in infected vectors...
  37. Vassena C, Picollo M, Zerba E. Insecticide resistance in Brazilian Triatoma infestans and Venezuelan Rhodnius prolixus. Med Vet Entomol. 2000;14:51-5 pubmed
    ..vectors were assessed in two species of bugs (Hemiptera: Reduviidae): Triatoma infestans (Klug) from Brazil and Rhodnius prolixus Stål from Venezuela...
  38. Oliveira M, Kycia S, Gomez A, Kosar A, Bohle D, Hempelmann E, et al. Structural and morphological characterization of hemozoin produced by Schistosoma mansoni and Rhodnius prolixus. FEBS Lett. 2005;579:6010-6 pubmed
    ..We have recently described heme crystals in the blood fluke, Schistosoma mansoni, and in the kissing bug, Rhodnius prolixus...
  39. Rocha D, dos Santos C, Cunha V, Jurberg J, Galvao C. [Life cycle of Rhodnius brethesi Matta, 1919 (Hemiptera, Reduviidae, Triatominae), a potential vector of Chagas disease in the Amazon region]. Mem Inst Oswaldo Cruz. 2004;99:591-5 pubmed
    ..The total percentual of mortality was 16%. This results suggests that this species presents a good exploitation of blood meals and a brief nymphal development in laboratory conditions reflecting its behavior in sylvatic environments...
  40. Oliveira F, Alves C, Souza Silva F, Calvet C, Côrtes L, Gonzalez M, et al. Trypanosoma cruzi heparin-binding proteins mediate the adherence of epimastigotes to the midgut epithelial cells of Rhodnius prolixus. Parasitology. 2012;139:735-43 pubmed publisher
    ..role of the HBP-GAG interaction in the recognition and adhesion of epimastigotes to midgut epithelial cells of Rhodnius prolixus...
  41. Berenger J, Pluot Sigwalt D. Rhodnius amazonicus Almeida, Santos & Sposina, 1973, bona species, close to R. pictipes Stål, 1872 (Heteroptera, Reduviidae, Triatominae). Mem Inst Oswaldo Cruz. 2002;97:73-7 pubmed
    The discovery of two atypical specimens of Rhodnius pictipes Stål, 1872 in French Guiana and the examination of the female holotype of R...
  42. Uehara L, Moreira O, Oliveira A, Azambuja P, Lima A, Britto C, et al. Cruzipain promotes Trypanosoma cruzi adhesion to Rhodnius prolixus midgut. PLoS Negl Trop Dis. 2012;6:e1958 pubmed publisher
    ..peptidase inhibitors (cystatin, antipain, E-64, leupeptin, iodocetamide or CA-074-OMe) on parasite adhesion to Rhodnius prolixus posterior midgut ex vivo...
  43. Espino C, Gomez T, Gonzalez G, do Santos M, Solano J, Sousa O, et al. Detection of Wolbachia bacteria in multiple organs and feces of the triatomine insect Rhodnius pallescens (Hemiptera, Reduviidae). Appl Environ Microbiol. 2009;75:547-50 pubmed publisher
    At least two types of Wolbachia bacteria were detected in wild and insectarium-raised Rhodnius pallescens, a natural vector of Trypanosoma cruzi and Trypanosoma rangeli...
  44. Riaño H, Jaramillo N, Dujardin J. Growth changes in Rhodnius pallescens under simulated domestic and sylvatic conditions. Infect Genet Evol. 2009;9:162-8 pubmed publisher
    b>Rhodnius pallescens Barber 1932 is a silvatic species of Triatominae living in palm trees in Colombia and part of Central America...
  45. Araujo R, Soares A, Paim R, Gontijo N, Gontijo A, Lehane M, et al. The role of salivary nitrophorins in the ingestion of blood by the triatomine bug Rhodnius prolixus (Reduviidae: Triatominae). Insect Biochem Mol Biol. 2009;39:83-9 pubmed publisher
    To assist haematophagy, Rhodnius prolixus produces several bioactive molecules in its saliva which it injects into the host skin. The most abundant of these molecules are the nitrophorins (NPs)...
  46. Gazos Lopes F, Mesquita R, Silva Cardoso L, Senna R, Silveira A, Jablonka W, et al. Glycoinositolphospholipids from Trypanosomatids subvert nitric oxide production in Rhodnius prolixus salivary glands. PLoS ONE. 2012;7:e47285 pubmed publisher
    b>Rhodnius prolixus is a blood-sucking bug vector of Trypanosoma cruzi and T. rangeli. T. cruzi is transmitted by vector feces deposited close to the wound produced by insect mouthparts, whereas T...
  47. Berry R, Shokhireva T, Filippov I, Shokhirev M, Zhang H, Walker F. Effect of the N-terminus on heme cavity structure, ligand equilibrium, rate constants, and reduction potentials of nitrophorin 2 from Rhodnius prolixus. Biochemistry. 2007;46:6830-43 pubmed
    ..5. This work suggests that care must be taken in interpreting data obtained from proteins that carry the expression-initiation M0...
  48. Grillo L, Majerowicz D, Gondim K. Lipid metabolism in Rhodnius prolixus (Hemiptera: Reduviidae): role of a midgut triacylglycerol-lipase. Insect Biochem Mol Biol. 2007;37:579-88 pubmed
    The utilization of dietary lipids was studied in adult females of Rhodnius prolixus with the use of radiolabeled triacylglycerol (TAG)...
  49. Azambuja P, Garcia E, Ratcliffe N. Gut microbiota and parasite transmission by insect vectors. Trends Parasitol. 2005;21:568-72 pubmed
  50. Montfort W, Weichsel A, Andersen J. Nitrophorins and related antihemostatic lipocalins from Rhodnius prolixus and other blood-sucking arthropods. Biochim Biophys Acta. 2000;1482:110-8 pubmed
    ..such lipocalins are described in this review, with a particular focus on the heme-containing nitrophorins from Rhodnius prolixus, which transport nitric oxide, sequester histamine, and disrupt blood coagulation...
  51. Schilman P, Lazzari C. Temperature preference in Rhodnius prolixus, effects and possible consequences. Acta Trop. 2004;90:115-22 pubmed
    The present work examines the thermal preference of adult Rhodnius prolixus along a temperature gradient. The mean preferred temperature differed slightly between sexes: 25.0 degrees C for males versus 25.4 degrees C for females...
  52. Vallejo G, Guhl F, Carranza J, Moreno J, Triana O, Grisard E. Parity between kinetoplast DNA and mini-exon gene sequences supports either clonal evolution or speciation in Trypanosoma rangeli strains isolated from Rhodnius colombiensis, R. pallescens and R. prolixus in Colombia. Infect Genet Evol. 2003;3:39-45 pubmed
    ..rangeli strains isolated from the salivary glands of naturally infected Rhodnius colombiensis, R. pallescens and R. prolixus by using two independent set of molecular markers...
  53. Figueiredo M, Genta F, Garcia E, Azambuja P. Lipid mediators and vector infection: Trypanosoma rangeli inhibits Rhodnius prolixus hemocyte phagocytosis by modulation of phospholipase A2 and PAF-acetylhydrolase activities. J Insect Physiol. 2008;54:1528-37 pubmed publisher
    ..rangeli infection through a blood meal on the hemocyte phagocytosis in experiments using the 5th instar larvae of Rhodnius prolixus. Hemocyte phagocytic activity was strongly blocked by oral infection with the parasites...
  54. Vinauger C, Lallement H, Lazzari C. Learning and memory in Rhodnius prolixus: habituation and aversive operant conditioning of the proboscis extension response. J Exp Biol. 2013;216:892-900 pubmed publisher
    ..and butterflies, we demonstrate here that the proboscis extension response (PER) of the haematophagous insect Rhodnius prolixus can be modulated by non-associative (habituation) and associative (aversive conditioning) learning forms...
  55. Barrozo R, Couton L, Lazzari C, Insausti T, Minoli S, Fresquet N, et al. Antennal pathways in the central nervous system of a blood-sucking bug, Rhodnius prolixus. Arthropod Struct Dev. 2009;38:101-10 pubmed publisher
    The haematophagous bug Rhodnius prolixus has been a model system in insect physiology for a long time. Recently, several studies have been devoted to its sensory systems, including olfaction...
  56. Ennes Vidal V, Menna Barreto R, Santos A, Branquinha M, D Ávila Levy C. MDL28170, a calpain inhibitor, affects Trypanosoma cruzi metacyclogenesis, ultrastructure and attachment to Rhodnius prolixus midgut. PLoS ONE. 2011;6:e18371 pubmed publisher
    ..Peptidases are relevant for crucial steps of T. cruzi life cycle; as such, it is conceivable that they may participate in the metacyclogenesis and interaction with the invertebrate host...
  57. Pineda V, Montalvo E, Alvarez D, Santamaria A, Calzada J, Saldaña A. Feeding sources and trypanosome infection index of Rhodnius pallescens in a Chagas disease endemic area of Amador County, Panama. Rev Inst Med Trop Sao Paulo. 2008;50:113-6 pubmed
    The sylvatic triatomine Rhodnius pallescens is considered to be the most important and widespread vector of Trypanosoma cruzi and Trypanosoma rangeli in Panama...
  58. Folly E, Cunha e Silva N, Lopes A, Silva Neto M, Atella G. Trypanosoma rangeli uptakes the main lipoprotein from the hemolymph of its invertebrate host. Biochem Biophys Res Commun. 2003;310:555-61 pubmed
    ..In conclusion, this study raises a novel set of molecular events which takes place during vector-parasite interaction...
  59. Te Brugge V, Schooley D, Orchard I. The biological activity of diuretic factors in Rhodnius prolixus. Peptides. 2002;23:671-81 pubmed
    The rapid post-feeding diuresis of Rhodnius prolixus is under neurohormonal control and involves the integrated activity of the crop, Malpighian tubules and hindgut...
  60. Fitzpatrick S, Feliciangeli M, Sanchez Martin M, Monteiro F, Miles M. Molecular genetics reveal that silvatic Rhodnius prolixus do colonise rural houses. PLoS Negl Trop Dis. 2008;2:e210 pubmed publisher
    b>Rhodnius prolixus is the main vector of Chagas disease in Venezuela. Here, domestic infestations of poor quality rural housing have persisted despite four decades of vector control...
  61. Ramos I, Campos C, Sorgine M, de Souza W, Machado E. Calreticulin expression levels and endoplasmic reticulum during late oogenesis and early embryogenesis of Rhodnius prolixus Stahl. Mol Biol Rep. 2011;38:1757-67 pubmed publisher
    ..calreticulin (CRT) in the endoplasmic reticulum (ER) during late oogenesis and early embryogenesis of the insect Rhodnius prolixus. CRT was cloned and sequenced from cDNA extracted from unfertilized eggs...
  62. Gómez Palacio A, Jaramillo O N, Caro Riaño H, Diaz S, Monteiro F, Perez R, et al. Morphometric and molecular evidence of intraspecific biogeographical differentiation of Rhodnius pallescens (HEMIPTERA: REDUVIIDAE: RHODNIINI) from Colombia and Panama. Infect Genet Evol. 2012;12:1975-83 pubmed publisher
    b>Rhodnius pallescens is considered the main vector of Chagas disease in Panama and a relevant secondary vector in northern Colombia...
  63. Sanchez Martin M, Feliciangeli M, Campbell Lendrum D, Davies C. Could the Chagas disease elimination programme in Venezuela be compromised by reinvasion of houses by sylvatic Rhodnius prolixus bug populations?. Trop Med Int Health. 2006;11:1585-93 pubmed
    ..In Venezuela, this aim could be compromised by reinvasion of houses by palm tree populations of the major vector Rhodnius prolixus...
  64. Urrea D, Carranza J, Cuba C, Gurgel Goncalves R, Guhl F, Schofield C, et al. Molecular characterisation of Trypanosoma rangeli strains isolated from Rhodnius ecuadoriensis in Peru, R. colombiensis in Colombia and R. pallescens in Panama, supports a co-evolutionary association between parasites and vectors. Infect Genet Evol. 2005;5:123-9 pubmed
    ..present data on the molecular characterisation of strains of Trypanosoma rangeli isolated from naturally infected Rhodnius ecuadoriensis in Peru, from Rhodnius colombiensis, Rhodnius pallescens and Rhodnius prolixus in Colombia, and ..
  65. Zimmermann L, Folly E, Gomes M, Alviano D, Alviano C, Silva Filho F, et al. Effects of platelet-activating factor on the interaction of Trypanosoma cruzi with Rhodnius prolixus. Parasitol Res. 2011;108:1473-8 pubmed publisher
    We investigated the effects of platelet-activating factor (PAF) on the interaction of Trypanosoma cruzi with Rhodnius prolixus...
  66. Nakagawa J, Cordon Rosales C, Juarez J, Itzep C, Nonami T. Impact of residual spraying on Rhodnius prolixus and Triatoma dimidiata in the department of Zacapa in Guatemala. Mem Inst Oswaldo Cruz. 2003;98:277-81 pubmed
    As a vector control program to control Chagas disease in Guatemala, residual spraying of Rhodnius prolixus and Triatoma dimidiata was performed, and its impact was measured in the department of Zacapa...
  67. Grijalva M, Palomeque Rodríguez F, Costales J, Davila S, Arcos Teran L. High household infestation rates by synanthropic vectors of Chagas disease in southern Ecuador. J Med Entomol. 2005;42:68-74 pubmed
    ..7%), Panstrongylus rufotuberculatus (Champion, 1899) (0.7%), Rhodnius ecuadoriensis (Lent & León, 1958) (27%), and/or Triatoma carrioni (Larrousse, 1926) (7%) was found...
  68. Bjornsson C, Huebner E. Extracellular H+ dynamics during oogenesis in Rhodnius prolixus ovarioles. J Exp Biol. 2004;207:2835-44 pubmed
    ..hydrogen ion (H+) fluxes during oogenesis were investigated in the telotrophic ovarioles of the insect, Rhodnius prolixus...
  69. Hashimoto K, Alvarez H, Nakagawa J, Juarez J, Monroy C, Cordon Rosales C, et al. Vector control intervention towards interruption of transmission of Chagas disease by Rhodnius prolixus, main vector in Guatemala. Mem Inst Oswaldo Cruz. 2012;107:877-87 pubmed
    ..b>Rhodnius prolixus is one of the principal vectors and is targeted for elimination...
  70. Guevara P, Dias M, Rojas A, Crisante G, Abreu Blanco M, Umezawa E, et al. Expression of fluorescent genes in Trypanosoma cruzi and Trypanosoma rangeli (Kinetoplastida: Trypanosomatidae): its application to parasite-vector biology. J Med Entomol. 2005;42:48-56 pubmed
    ..Tagged flagellates of both species were used to experimentally infect Rhodnius prolixus Stal, 1953. In infected bugs, single or mixed infections of T. cruzi and T...
  71. Fresquet N, Lazzari C. Response to heat in Rhodnius prolixus: the role of the thermal background. J Insect Physiol. 2011;57:1446-9 pubmed publisher
    Heat is the principal host-associated cue for the blood-sucking bug Rhodnius prolixus...
  72. Azambuja P, Feder D, Garcia E. Isolation of Serratia marcescens in the midgut of Rhodnius prolixus: impact on the establishment of the parasite Trypanosoma cruzi in the vector. Exp Parasitol. 2004;107:89-96 pubmed
    The effects of resident bacteria in the stomach of 5th-instar larvae of Rhodnius prolixus on the erythrocyte lysis and Trypanosoma cruzi infection were studied. The bacteria population increased approximately 10,000-fold after feeding...
  73. Fieck A, Hurwitz I, Kang A, Durvasula R. Trypanosoma cruzi: synergistic cytotoxicity of multiple amphipathic anti-microbial peptides to T. cruzi and potential bacterial hosts. Exp Parasitol. 2010;125:342-7 pubmed publisher
    The parasite Trypanasoma cruzi is responsible for Chagas disease and its triatomine vector, Rhodnius prolixus, has a symbiotic relationship with the soil bacterium, Rhodococcus rhodnii. R...
  74. Orchard I. Peptides and serotonin control feeding-related events in Rhodnius prolixus. Front Biosci (Elite Ed). 2009;1:250-62 pubmed
    b>Rhodnius prolixus periodically gorges on a blood meal that could compromise salt and water balance. This, however, is prevented by rapid production of urine within minutes of feeding...
  75. Gurgel Goncalves R, Palma A, Menezes M, Leite R, Cuba C. Sampling Rhodnius neglectus in Mauritia flexuosa palm trees: a field study in the Brazilian savanna. Med Vet Entomol. 2003;17:347-50 pubmed
    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...
  76. Ursic Bedoya R, Buchhop J, Joy J, Durvasula R, Lowenberger C. Prolixicin: a novel antimicrobial peptide isolated from Rhodnius prolixus with differential activity against bacteria and Trypanosoma cruzi. Insect Mol Biol. 2011;20:775-86 pubmed publisher
    ..the activity of prolixicin, a novel antimicrobial peptide (AMP) isolated from the hemipteran insect, Rhodnius prolixus...
  77. Villacis A, Arcos Teran L, Grijalva M. Life cycle, feeding and defecation patterns of Rhodnius ecuadoriensis (Lent & León 1958) (Hemiptera: Reduviidae: Triatominae) under laboratory conditions. Mem Inst Oswaldo Cruz. 2008;103:690-5 pubmed
    b>Rhodnius ecuadoriensis is the second most important vector of Chagas Disease (CD) in Ecuador...
  78. Vallejo G, Guhl F, Carranza J, Triana O, Perez G, Ortiz P, et al. [Trypanosoma rangeli parasite-vector-vertebrate interactions and their relationship to the systematics and epidemiology of American trypanosomiasis]. Biomedica. 2007;27 Suppl 1:110-8 pubmed
    ..cruzi, that is infective to humans in Latin America. Variability in the biological, biochemical and molecular characteristics between different isolates isolates of this parasite have been recorded...
  79. Pontes E, Leite P, Majerowicz D, Atella G, Gondim K. Dynamics of lipid accumulation by the fat body of Rhodnius prolixus: the involvement of lipophorin binding sites. J Insect Physiol. 2008;54:790-7 pubmed publisher
    In insects, lipids are stored in the fat body, mainly as triacylglycerol (TAG). In Rhodnius prolixus, a hematophagous hemipteran, lipids are accumulated after blood meal to be used later on...
  80. Zandawala M, Lytvyn Y, Taiakina D, Orchard I. Cloning of the cDNA, localization, and physiological effects of FGLamide-related allatostatins in the blood-gorging bug, Rhodnius prolixus. Insect Biochem Mol Biol. 2012;42:10-21 pubmed publisher
    ..Here we determine, for the first time in a hemipteran, the complete 1013 bp cDNA sequence encoding the Rhodnius prolixus FGLa/ASTs (Rhopr-FGLa/ASTs), and confirm the transcript size using northern blot...
  81. Vasquez A, Samudio F, Saldaña A, Paz H, Calzada J. Eco-epidemiological aspects of Trypanosoma cruzi, Trypanosoma rangeli and their vector (Rhodnius pallescens) in Panama. Rev Inst Med Trop Sao Paulo. 2004;46:217-22 pubmed
    ..However, the area is an imminent risk of infection for its population, consequently it is important to implement a community educational program regarding disease knowledge and control measures...
  82. Lee D, Paluzzi J, Orchard I, Lange A. Isolation, cloning and expression of the Crustacean Cardioactive Peptide gene in the Chagas' disease vector, Rhodnius prolixus. Peptides. 2011;32:475-82 pubmed publisher
    The blood-gorging bug, Rhodnius prolixus, is a major vector of Chagas' disease in Central and South America. We have cloned and characterized the crustacean cardioactive peptide (CCAP) gene in R. prolixus...
  83. Dias F, Diotaiuti L, Romanha A, Bezerra C, Machado E. First report on the occurrence of Trypanosoma rangeli Tejera, 1920 in the state of Ceará, Brazil, in naturally infected triatomine Rhodnius nasutus Stål, 1859 (Hemiptera, Reduviidae, Triatominae). Mem Inst Oswaldo Cruz. 2007;102:643-5 pubmed
    ..work was to identify and report the occurrence of Trypanosoma rangeli and Trypanosoma cruzi in naturally infected Rhodnius nasutus (Hemiptera, Reduviidae, Triatominae) in the state of Ceará, Brazil...
  84. Garcia E, Castro D, Ribeiro I, Tomassini T, Azambuja P. Trypanosoma rangeli: effects of physalin B on the immune reactions of the infected larvae of Rhodnius prolixus. Exp Parasitol. 2006;112:37-43 pubmed
    ..Herein, we tested Physalis angulata L purified physalin B as an immunomodulatory compound in 5th-instar larvae of Rhodnius prolixus, which were systemically infected with the H14 Trypanosoma rangeli strain protozoan...
  85. Abbruzzetti S, He C, Ogata H, Bruno S, Viappiani C, Knipp M. Heterogeneous kinetics of the carbon monoxide association and dissociation reaction to nitrophorin 4 and 7 coincide with structural heterogeneity of the gate-loop. J Am Chem Soc. 2012;134:9986-98 pubmed publisher
  86. Bodin A, Barrozo R, Couton L, Lazzari C. Temporal modulation and adaptive control of the behavioural response to odours in Rhodnius prolixus. J Insect Physiol. 2008;54:1343-8 pubmed publisher
    ..To shed some light on this problem, we studied in Rhodnius prolixus the daily dynamics of their responsiveness to CO(2) (host-associated cue) and aggregation cues (refuge-..