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Callitrichid nutrition and food sensitivity
M A Gore1, F Brandes, F J Kaup
1Animal Conservation and Research Department, Royal Zoological Society of Scotland, Edinburgh, UK. mgore@rzss.org.uk
Journal of Medical Primatology
|August 23, 2001
Summary
Wheat proteins may cause intestinal issues in captive marmosets. Studies suggest excluding cereals like wheat from their diet may prevent immune reactions and improve gut health in these New World primates.
Area of Science:
- Veterinary Medicine
- Primate Nutrition
- Gastroenterology
Background:
- Captive callitrichids frequently suffer from intestinal problems.
- Dietary differences between captive and natural environments are implicated in wasting marmoset syndrome.
- Wheat, soy, and milk proteins in captive diets may trigger immune responses in Saguinus oedipus and Callithrix jacchus.
Purpose of the Study:
- To investigate the effects of wheat protein on the intestinal health of captive callitrichids.
- To determine if wheat protein induces an immune reaction in Saguinus oedipus and Callithrix jacchus.
- To explore dietary alternatives, such as rice, for callitrichids.
Main Methods:
- A controlled study involving 23 captive marmosets (Saguinus oedipus and Callithrix jacchus).
- Two dietary groups were established: one receiving wheat and the other receiving rice.
- Analysis of blood samples and colon biopsies to assess immune responses and intestinal changes.
Main Results:
- Marmosets fed wheat protein exhibited colon changes.
- An immune reaction to gliadin, a wheat protein, was identified.
- A secondary immune reaction was also observed in the study subjects.
Conclusions:
- Wheat protein, specifically gliadin, may elicit adverse immune reactions in callitrichids.
- Excluding cereal-based ingredients, such as wheat, from the diet is suggested for captive marmosets.
- Further research is recommended to understand and manage intestinal issues in these primates.