• Title/Summary/Keyword: Anopheles sinensis (Culicidae)

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Vector competence of Anopheles lesteri, Baisas and Hu (Diptera: Culicidae) to Plasmodium vivax in Korea

  • E-Hyun SHIN;Tong-Soo KIM;Hyeong-Woo LEE
    • Parasites, Hosts and Diseases
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    • v.40 no.1
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    • pp.41-44
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    • 2002
  • Three anopheline mosquitoes in Korea were studied for their abilities as vectors for Plasmodium vivax. The female mosquitoes of Anopheles lesteri. An. pullus and An. sinensis were allowed to suck malaria patient blood until fully fed, and they were then bred for 2 weeks to develop from malaria parasites to sporozoites. The result from the above confirmed the sporozoites in one An. lesteri of one individual and five An. sinensis of six individuals. We also confirmed that An. sinensis was the main vector to transmit malaria and An. lesteri as well as An. sinensis were able to carry Korean malaria parasites. Therefore. we propose that diversified study is needed to manage malaria projects.

Ultrastructure of the Midgut Epithelial Cells in the Mosquito Larvae, Anopheles sinensis Wiedemann (중국얼룩날개모기 유충내에 있는 중장 상피세포들의 미세구조)

  • Yu, Chai-Hyeock
    • Applied Microscopy
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    • v.34 no.3
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    • pp.199-209
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    • 2004
  • The migut epitheluim of the last instar larva in the mosquito larvae, Anopheles sinensis was observed with electron microscopes. The midgut epitheluim of the mosquito larva is composed of a single-layered columnar absorptive cells, regenerative cells and secretory granular cells. The free surface of the columnar absorptive cells has a regular array of microvilli 'brush border', while cell membranes close to the basal lamina are extrmely infolded and a lot of mitochondria are concentrated in those processes. The columnar absorptive cells also contain cell organelles expected to be found in absorptive cell. Midgut regenerative cells which are positioned basally in the epithelium form the groups, which are called 'nidi', composed of 1 or $2{\sim}3$ cells, they show darker appearance than the columnar absoptive cells. The secretory granular cells contain numerous electron dense granules, $200{\sim}400$ nm in diameter. The cone shaped secretory granular cells are located in the basal portion of the midgut epitheluim. The epithelium is surrounded by the subepithelial space and muscle bundles. The subepithelial space, which is filled with fibrous connective tissue, is innervated by many axon cells and tracheoles.

Fauna of Arthropods of Medical Importance in Chindo Island , Korea (전남 진도의 위생 절지동물상)

  • han-II Ree
    • Animal Systematics, Evolution and Diversity
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    • v.11 no.1
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    • pp.87-100
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    • 1995
  • Fauna of medically important arthropods in Chindo Island was studied in July 1994. Among eight speices of mosquitoes (Diptera : Culicidae), Culex tritenirohyunchus was predomiant (46.5% of the total0, and Anopheles sinensis the next. Seven specimens of the unidentified Culex sp. which seemed to be new were also collected. Total 23 species of non-biting midges(Diptera : Chiornomidae) were found in Chindo Is. Of them , Chironomus kiiensis was the predominant species (67.3%) , and Ch.flaviplumus the next (15.6%). Three species, Cladopelma viridula, Dicrotendipes septemmaculatus and Harnischia urtilamellata are reported for the first time in Korea, and they are fully re-described with illustrations. Among five species of biting midges (Diptera : Ceraopogenidae) collected, Culicoides punctatus was predominant (88.7%). A species of Foreipomia was also collected, and this genus is not recorded in Korean fauna. Only two species of domiciliary cockroaches, Periplaneta japonica and P.americana were collected in small numbers and Blatella germanica which is known as the most predominant speices in Korea was not found. The predominant speices of field rodents was Apodemus agrarius and thier ectoparasites were Leptotrombidium orientale (Acarina : Tromicibulidae), Lxodes nipponensis (Acarina : Ixodidae) ; Laelaps jettmani and Eulaelaps stabularis (Acarina : Laelapidae).

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