Read e-book online Advances in Disease Vector Research PDF

By Yasuo Chinzei, DeMar Taylor (auth.), Kerry F. Harris (eds.)

ISBN-10: 1461225906

ISBN-13: 9781461225904

ISBN-10: 1461275962

ISBN-13: 9781461275961

Volume 10 of Advances in ailment Vector study includes seven chapters on vectors that impact human or animal future health and 6 chapters on plant pathogens and their vectors. In bankruptcy 1, Yasuo Chinzei and DeMar Taylor speak about hormonal law of vitellogenesis in ticks. Many blood sucking bugs and ticks transmit pathogens by way of engorgement, which induces vitellogenesis and oviposition in grownup animals. to enquire the pathogen transmission mechanism in vector animals, info at the host physiological and endocrinological stipulations after engorgement comes in handy and demanding simply because pathogen improvement or proliferation happens within the vector hosts even as the host replica. Chinzei and Taylor have proven that during ticks, juvenile hormone (JH) isn't occupied with the endocrinological tactics inducing vitellogenin biosynthesis. Synganglion (tick mind) factor(s) (vitellogenesis inducing issue, VIF) is extra vital to begin vitellogenesis after engorgement, and ecdysteroids also are on the topic of induction of vitellogenin synthesis. of their bankruptcy, dependent mostly all alone experimental facts, the authors talk about the characterization of major yolk protein, vitellogenin (Vg) , biosynthesis and processing within the fats physique, and hormonal rules of Vg synthesis in tick structures, together with ixodid and argasid ticks.

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Young T. taurotragi will infect cattle, sheep, and goats as well as most wild artiodactyls tested (111) and T. ) (111, 132). The Theileria species of sheep, goats, and domestic buffalo have been less studied. In Africa and Asia, T. avis, T. seperata, and T. hirci have been recognized as parasites of small ruminants (117). For biological and transmission reasons certain Babesia species such as B. P. Allsopp, personal communication) . The original method of identifying and differentiating Theileria species relied almost exclusively on the morphology of the parasite in stained blood and tissue smears from mammalian host.

1972. Structure of the circulatory, nervous, and neuroendocrine systems of ticks. D. Obenchain and R. , Physiology of Ticks. Pergamon Press, Oxford, pp. 351-398. 7. C. 1986. Ultrastructure of the tick neuroendocrine system. R. A. , Morphology, Physiology and Behavioral Biology of Ticks. Ellis Horwood Limited, West Sussex, pp. 152-164. 8. Bownes, M. 1986. Expression of the genes coding for vitellogenin (yolk protein). Annu. Rev. Entomol. 31:507-531. 9. Y. 1976. Purification and characterization of two lipovitellins from eggs of the tick, Dermacentor andersoni.

85-294. 1. Hormonal Regulation of VitellogeniI1 Biosynthesis in Ticks 19 28. , and Aeschlimann, A. 1986. Some aspects of the control of the gonotrophic cycle in the tick Ornithodoros moubata (Ixodoidea, Argasidae). R. A. , Morphology, Physiology and Behavioral Biology of Ticks. Ellis Horwood Limited, West Sussex, pp. 194-232. 29. e. 1990. Effects of different anti-juvenile hormone agents on the fecundity of the female tick Ornithodoros moubata. Pestic. Biochem. Physiol. 37:266-274. 30. D. 1982.

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Advances in Disease Vector Research by Yasuo Chinzei, DeMar Taylor (auth.), Kerry F. Harris (eds.)

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