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Related Experiment Videos

Research on avian coccidia: an update.

M W Shirley1

  • 1Institute for Animal Health, Compton Laboratory, Nr Newbury, Berkshire.

The British Veterinary Journal
|November 1, 1992
PubMed
Summary

Drug resistance to anticoccidial medications is increasing, impacting the poultry industry. Research is exploring new vaccines and understanding parasite biology for future control strategies against Eimeria infections.

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Parasitology·2006

Area of Science:

  • Poultry Health
  • Parasitology
  • Veterinary Medicine

Background:

  • Coccidiosis, caused by Eimeria species, poses significant economic threats to the poultry industry.
  • Widespread use of ionophorous antibiotics has led to increasing drug resistance in Eimeria parasites.
  • Current chemotherapy faces limitations, especially for replacement flocks, necessitating alternative control methods.

Purpose of the Study:

  • To review current research on Eimeria species and coccidiosis control.
  • To explore the potential of vaccines as an alternative to chemotherapy.
  • To highlight ongoing investigations into parasite biology for future control strategies.

Main Methods:

  • Review of existing literature on Eimeria biology and coccidiosis control.
  • Analysis of research on parasite life cycles, molecular biology, and host-parasite interactions.
  • Examination of developments in anticoccidial drug resistance, vaccine technology, and chemotherapy.

Main Results:

  • Drug resistance is diminishing the effectiveness of current anticoccidial drugs.
  • Live vaccines show promise, but genetically engineered vaccines face challenges in identifying and delivering target molecules.
  • Basic research into parasite biology provides insights into potential new targets for control.

Conclusions:

  • There is a critical need for sustainable coccidiosis control strategies due to rising drug resistance.
  • Vaccine development, particularly live attenuated vaccines, offers a promising avenue for future control.
  • Continued research into the fundamental biology of Eimeria species is essential for discovering novel therapeutic and immunological targets.

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