Effects of dietary tyrosine and tryptophan supplementation on immunity and brain neurotransmitter levels after SRBC injections in chickens
This study investigated the effects of dietary tyrosine or tryptophan supplementation on immunity and brain neurotransmitter levels after antigen challenge. Chickens were given 0.1%, 0.5% or 1% supplemental dietary L-tyrosine or L-tryptophan prior to the injection of sheep red blood cells (SRBC). Th...
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| Format: | Others |
| Language: | en |
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Virginia Tech
2014
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| Online Access: | http://hdl.handle.net/10919/46001 http://scholar.lib.vt.edu/theses/available/etd-11242009-020137/ |