The results showed that the plasma level of PGE2 in ataxic chicks were significantly higher than that of healthy ones. T he data suggest that immunological function of chicken with nutritional encephal omal- acia reduce.

• 结果表明；脑软化雏鸡血浆中PGE2含量较健康对照组雏鸡显著增高(P<0.；01)；说明脑软化雏鸡的机体免疫功能降低。