abstract：:Mouse peritoneal exudate cells were cultured on coverslips in Eagle's Basal Essential Medium. The adhering cells were infected with promastigotes of three different species of Leishmania. After 8 h incubation, the macrophages were fixed and stained, and a total of one hundred cells were counted. The rates of infection...

journal_title：Acta tropica

authors： Ardehali SM,Khoubyar K,Rezai HR

更新日期：1979-03-01 00:00:00

abstract：:First stage nymphs of Triatoma infestans and Dipetalogaster maximus which had never fed after egg hatching, were allowed to ingest by artificial feeding a blood-free suspension of Trypanosoma cruzi trypomastigotes collected from experimentally infected mice. A high percentage of the vectors acquired a normal infection...

journal_title：Acta tropica

authors： Alvarenga NJ,Brener Z

更新日期：1978-12-01 00:00:00

abstract：:A case of ectopic lesion of Schistosoma haematobium of the penis with extensive tissue destruction, simulating an early carcinoma of the penis and almost resulting in an autoamputation of the crown of the penis, is presented. The penis was surgically repaired and the patient treated with ambilhar. In schistosoma endem...

journal_title：Acta tropica

authors： Badejo OA,Soyinka F,Laja AO

更新日期：1978-09-01 00:00:00

abstract：:Anopheles balabacensis balabacensis and Anopheles minimus are the main malaria vectors in Thailand. In a cleared forested foothill area in the central part of the country A. minimus was the most prevalent anopheline species found, only 6 specimens of A. b. balabacensis being collected over a 3-year period. Cattle were...

journal_title：Acta tropica

authors： Ismail IA,Phinichpongse S,Boonrasri P

更新日期：1978-03-01 00:00:00

abstract：:There is considerable evidence that trypanosomatid species vary in their metabolic characteristics, that they vary in the mechanisms by which they control these characteristics, and that a single species may vary metabolically without varying structurally. Studies to date from a number of laboratories also indicate th...

journal_title：Acta tropica

authors： Janovy J Jr

更新日期：1977-06-01 00:00:00

abstract：:Four strains of Trypanosoma cruzi (Y, BG, M and Peru) retain their ability to infect Rhodnius prolixus and to produce virulent infections in mice for from 12 to 39 years. About 60 or more metacyclic trypomastigotes were consistently lethal to mice. The mean number of metacyclics per bug ranged from 1.2 to 17.3 x 10(3)...

journal_title：Acta tropica

authors： Neal RA,McHardy N

更新日期：1977-03-01 00:00:00

abstract：:Ixodes trianguliceps, parasite of insectivores and rodent mammals seems to be distributed throughout France, except in the mediterranean low altitude areas. This tick which does not manifest any parasitic specificty, has meanwhile preferred hosts (Clethrionomys glareolus, especially). At low altitudes, it likes forest...

journal_title：Acta tropica

authors： Gilot B,Beaucournu JC,Pautou G,Fayard A,Moncada E

更新日期：1976-01-01 00:00:00

abstract：:In the present investigation, it has been demonstrated that cattle become resistant to ticks after several heavy infestations, particularly with B. microplus. During development of the infestations, antibodies against salivary glands of B. microplus were detected using 2 techniques: indirect immunofluorescence and imm...

journal_title：Acta tropica

authors： Brossard M

更新日期：1976-01-01 00:00:00

abstract：:The incidence of Echis carinatus (saw-scaled or carpet viper) bite and its mortality have been investigated in the Nigerian savanna region. A geographical area was defined in which the snake was particularly abundant and bites were frequent. Perennial and seasonal fluctuations in incidence and mortality, the circumsta...

journal_title：Acta tropica

authors： Warrell DA,Arnett C

更新日期：1976-01-01 00:00:00

abstract：:A simple method for the preparation of Toxocara canis antigen for the indirect immunofluorescent test is described: Embryonated Toxocara eggs are treated for 12 hours at room temperature with a 1:1 mixture of 2% NaHO and sodium hypochlorite (NaClO) solution with a concentration of 2% free chlorine in order to remove t...

journal_title：Acta tropica

authors： Annen JM,Eckert J,Hess U

更新日期：1975-01-01 00:00:00

abstract：:Ultracytochemistry of polysaccharides and specific sugar residues reveals differences in the surface staining pattern between developmental forms of Trypanosoma brucei. The techniques used were the PA (periodic acid)-TCH (thiocarbohydrazide)-silver albumose reaction for the polysaccharides, and the Concanavalin A (Con...

journal_title：Acta tropica

authors： Steiger RF

更新日期：1975-01-01 00:00:00

abstract：:Exposure of 2 day old virgin females of Glossina fuscipes fuscipes, G. pallidipes, G. brevipalpis, and G. morsitans centralis to carbon dioxide anaesthesia for 15 sec has the effect of suppressing their subsequent insemination frequency. This insemination-inhibitory effect of the gas is more pronounced in G. f. fuscip...

journal_title：Acta tropica

authors： Moloo SK,Kutuza SB

更新日期：1975-01-01 00:00:00