摘要猪传染性胃肠炎属于世界动物卫生组织（OIE）法典 B 类疫病中必须检疫的猪传染病，考虑到猪传染性胃肠炎的危害性，国内将其列为二类动物疫病。此病危害甚重，10日龄内仔猪病死率高，随着日龄增加，病死率降低。但是，成年猪的危害性体现在，影响猪只生长速率，降低饲料转化率，降低养殖效益。文章分析此病发病机理，在此基础上，就此病的诊治做汇总阐述，以供参考和借鉴。
5Kostogtou P, Kyriakis S C, Papasteriadis A, et al. Effect of β-carotene on health status and performance of sows and their litters [J]. Journal of Animal Physiology and Animal Nutrition, 2000, 83(3) :150-157.
6ZHAO Wei-sheng(赵卫生).The preparation of savageness β-carotene microcapsules.海湖盐与化工,1996,25(5):6-9.
7Brief S, Chew B P. Effects of vitamin A and β-carotene on reproductive performance in gilts [J]. Animal Science, 1985, 60:998-1004.
8Rheaume J A, Chavez E R. The significance of the reduced feed consumption observed in growing pigs fed vomitoxin-contaminated diets [J].Animal Science, 1986, 66: 1183.
9Chew B P, Wong T S, Miehal J J, et al. Kinetic characteristics of beta-carotene uptake after an injection of beta carotene in pigs[J]. Journal of Animal Science, 1985, 75(10) :2684-2690.
10Gordon M, l.owe A, Young A J, et al. Lycopene and β-carotene protect against oxidative damage in HT29 cells at low concentrations but rapidly lose this capacity at higher doses [J]. Free Radical Research, 1999, 30(2):141-151.
