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Parasitology Research

, Volume 77, Issue 3, pp 271–272 | Cite as

Evidence for the release of 20-hydroxyecdysone 25-glucoside by adult femaleParascaris equorum (Nematoda) in vitro

  • G. M. O'Hanlon
  • J. G. Mercer
  • H. H. Rees
Short Communications

References

  1. Barker GC, Chitwood DJ, Rees HH (1990) Ecdysteroids in helminths and annelids. Invertebr Reprod Dev 18:1–11Google Scholar
  2. Cleator M, Delves CJ, Howells RE, Rees HH (1987) Identity and tissue localisation of free and conjugated ecdysteroid in adults ofDirofilaria immitis andAscaris suum. Mol Biochem Parasitol 25:93–105Google Scholar
  3. Evershed RP, Mercer JG, Rees HH (1987) Capillary gas chromatography-mass spectrometry of ecdysteroids. J Chromatogr 390:357–369Google Scholar
  4. Fleming MW (1985)Ascaris suum: role of ecdysteroids in molting. Exp Parasitol 60:207–210Google Scholar
  5. O'Hanlon GM, Howarth OW, Rees HH (1987) Identification of ecdysone 25-O-β-d-glucopyranoside. Biochem J 248:305–307Google Scholar
  6. O'Hanlon GM, Cleator M, Mercer JG, Howells RE, Rees HH (1991) Metabolism and fate of ecclysteroids in the nematodesAscaris suum andParascaris equorum. Mol Biochem Parasitol (in press)Google Scholar
  7. Soumoff C, Horn DHS, O'Connor JD (1981) Production of a new antiserum to arthropod moulting hormone and comparison with two other antisera. J Steroid Biochem 14:429–435Google Scholar
  8. Spindler K-D (1988) Parasites and hormones. In: Mehlhorn H (ed) Parasitology in focus: facts and trends. Springer, Berlin Heidelberg New York, pp 465–476Google Scholar
  9. Spindler K-D, Beckers C, Groschel-Stewart U, Emmerich H (1978) A radioimmunoassay for arthropod moulting hormones, introducing a novel method of immunogen coupling. Hoppe-Seylers Z Physiol Chem 359:1269–1275Google Scholar

Copyright information

© Springer-Verlag 1991

Authors and Affiliations

  • G. M. O'Hanlon
    • 1
  • J. G. Mercer
    • 1
  • H. H. Rees
    • 1
  1. 1.Department of BiochemistryUniversity of LiverpoolLiverpoolUK

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