Rhodnius prolixus
Nitric oxide loading of the salivary nitric oxide carrying hemoproteins (nitrophorins) in the blood sucking bug Rhodnius prolixus
... much greater. Accordingly, it has been postulated that NO could partition and diffuse with higher efficiency in lipid membranes than in the aqueous cytoplasm (Kiechle and Malinski, 1993). If this is the case, then an ...
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Mass feeding of Rhodnius prolixus Stal (Hemiptera: Triatomidae): An experimental approach to the study of drugs in invertebrate systems using a cholesterol biosynthesis inhibitor.
... In our laboratory Rhodnius prolixus has been reared from second instars, through the normal life cycle to the adult stage. Using this artificial technique, it was noted that animals ingesting one times ...
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The Role of the Salivary Glands in Feeding in Rhodnius Prolixus
... The small haemorrhages seen when normal insects probe host skin, together with our recent finding of platelet-anti-aggregating activity in the salivary secretion of Rhodnius prolixus Rib[r] ...
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Learning and memory in Rhodnius prolixus: habituation and aversive operant conditioning of the proboscis extension response
... It has been largely accepted that the cognitive abilities of disease vector insects may have drastic consequences on parasite transmission. However, despite the research effort that has been invested in the study of ...
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Elimination of Rhodnius prolixus in Central America
... Rhodnius prolixus is one of the main vectors of Trypanosoma cruzi, causative agent of Chagas ...R. prolixus from the ...R. prolixus since June ...R. prolixus may now been eliminated ...
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The Physiology Of Excretion In A Blood Sucking Insect, Rhodnius Prolixus (Hemiptera, Reduviidae)
... Physiology of Excretion in a Blood-sucking Insect, Rhodnius prolixus 421 COMPOSITION OF THE URATIC SPHERES AND THE FORM IN WHICH URIC ACID IS EXCRETED.. From a glance at Fig.[r] ...
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Bioluminescent imaging of Trypanosoma cruzi infection in Rhodnius prolixus
... Previous studies, reported the use of parasites expres- sing fluorescent proteins to track the fate of the parasite inside the vector. Rhodnius prolixus infected with DsRed-labeled T.cruzi was used as a ...
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Rhodnius prolixus and R robustus (Hemiptera: Reduviidae) nymphs show different locomotor patterns on an automated recording system
... species, Rhodnius prolixus and Triatoma ...of Rhodnius prolixus and Rhodnius robustus in order to unveil possible behavioral differences between these cryptic ...
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5 Hydroxytryptamine: a second diuretic hormone in Rhodnius prolixus
... OVERTON 1 1 Department of Zoology, Downing Street, Cambridge, CB2 3EJ, England, 2 Department of Genetics and Cell Biology, University of Minnesota, St Paul, MN 55414, USA and 3'School of[r] ...
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Haemolymph Volume Changes in Rhodnius Prolixus During Flight
... These consisted of three types: insects sampled after their removal from rearing jars 'untreated controls'; insects exposed to the air stream in the same manner as experimental insects b[r] ...
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Haemolymph Proteins and Yolk Formation in Rhodnius Prolixus Stål
... To demonstrate whether the adult-specific proteins found in the eggs are absorbed from the blood, female Rhodnius haemolymph was labelled with fluorescein and injected into female insect[r] ...
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Copulation and Egg Production in Rhodnius Prolixus: the Role of the Spermathecae
... Treatment Unmated Normal mating Males lacking seminal vesicles Males lacking opaque accessory glands Virgin females—no spermathecae Mated females—no spermathecae Unmated females receivin[r] ...
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Excretion in the Blood Sucking Bug, Rhodnius Prolixus Stål
... The profuse diuresis of freshly fed 5th-stage larvae of Rhodnius is caused by the release into the haemolymph of a diuretic hormone from the fused ganglionic mass in the mesothorax, prob[r] ...
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Excretion in the Blood Sucking Bug, Rhodnius Prolixus Ståal
... The possibilities that the different sets of tubules were interacting chemically or were producing a substance that neutralized the diuretic hormone could be discounted, because haemolym[r] ...
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Excretion in the Blood Sucking Bug, Rhodnius Prolixus Stål
... The posterior neurosecretory cells in the mass contain a very high concentration of the diuretic activity that is to be found in all parts of the central nervous system.. If, as seems po[r] ...
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The Role of the Symbiotic Bacteria in the Nutrition of Rhodnius Prolixus (Hemiptera)
... Similar symbiote-free fifth-instar nymphs fed on rabbits' blood always failed to moult Table 1 and the period between feed and moult in the third and fourth instars was also longer than [r] ...
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Wound Healing in an Insect (Rhodnius Prolixus Hemiptera)
... A, 6 days after excision, showing epidermal cells spreading over the excised area; B, 14 days, new cuticle just appearing over the excised area; C, 1 month, showing thick layer of a new [r] ...
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The Determination of Characters at Metamorphosis in Rhodnius Prolixus (Hemiptera)
... In order to prove that these differences are due to the presence of the "inhibitory hormone" a number of 5th stage nymphs were decapitated 24 hours after feeding and caused to moult by j[r] ...
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The Corpus Allatum and Oogenesis in Rhodnius Prolixus (Stål )
... Thus, in a starved, re-fed female, the resumption of vitellogenesis is delayed until 4-5 days after the meal, whereas the synthesis and/or release of the yolk protein is sufficiently gre[r] ...
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The Regeneration of Legs in Rhodnius Prolixus (Hemiptera)
... In order to investigate the relation of the amputation level to the regenerative growth, the legs of a number of fourth instar nymphs were amputated at different levels of the tibia at t[r] ...
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