中国饲料
中國飼料
중국사료
CHINA FEED
2013年
13期
23-27
,共5页
袁艺森%王安%张婷%姜丽丽%李珍珍
袁藝森%王安%張婷%薑麗麗%李珍珍
원예삼%왕안%장정%강려려%리진진
维生素E%硒%蛋雏鸭%免疫%抗氧化
維生素E%硒%蛋雛鴨%免疫%抗氧化
유생소E%서%단추압%면역%항양화
vitamin E%selenium%egg-type ducklings%immunity%antioxidant function
为研究饲粮中维生素E和硒(Se)对笼养蛋雏鸭免疫及抗氧化功能的影响,试验选用体况相近的1日龄金定蛋鸭216只,随机分成6个处理组,每组6个重复,每个重复6只试鸭。采用2×3(维生素E×Se)有重复试验设计,分别饲喂添加维生素E (15、30 mg/kg)和Se (0、0.15、0.30 mg/kg)的试验饲粮,试验期为4周。结果表明:(1)维生素E对免疫器官指数影响不显著,但对血清IgA作用极显著(P<0.01);与15 mg/kg 维生素E组相比,30 mg/kg维生素E组蛋雏鸭各项免疫指标均不同程度提高。 Se除对血清IgM影响不显著外(P>0.05),对其他免疫指标均影响显著(P<0.05);其中Se添加量为0.15 mg/kg 时,均显著高于未添加量组(P<0.05)。维生素E和Se的互作显著影响法氏囊指数和血清IgA含量(P<0.05),其中维生素E 30 mg/kg+Se 0.15 mg/kg 组法氏囊指数和血清IgA含量最高。(2)随着维生素E添加量的增加,机体大部分抗氧化指标均呈上升趋势;其中血清T-SOD、T-AOC活性显著提高(P<0.01),肝脏MDA含量显著降低(P<0.05)。饲粮中添加Se显著影响血清和肝脏中T-SOD、GSH-Px、T-AOC活性(P<0.05);Se添加量为0.15 mg/kg时抗氧化指标最优。维生素E和Se的互作对血清T-AOC和肝脏MDA影响显著(P<0.05),其中维生素E 30 mg/kg+Se 0.15 mg/kg 组在抗氧化方面优势明显。由此可见,饲粮中同时添加30 mg/kg 维生素E和0.15 mg/kg Se ,蛋雏鸭机体免疫和抗氧化功能具有显著优势。
為研究飼糧中維生素E和硒(Se)對籠養蛋雛鴨免疫及抗氧化功能的影響,試驗選用體況相近的1日齡金定蛋鴨216隻,隨機分成6箇處理組,每組6箇重複,每箇重複6隻試鴨。採用2×3(維生素E×Se)有重複試驗設計,分彆飼餵添加維生素E (15、30 mg/kg)和Se (0、0.15、0.30 mg/kg)的試驗飼糧,試驗期為4週。結果錶明:(1)維生素E對免疫器官指數影響不顯著,但對血清IgA作用極顯著(P<0.01);與15 mg/kg 維生素E組相比,30 mg/kg維生素E組蛋雛鴨各項免疫指標均不同程度提高。 Se除對血清IgM影響不顯著外(P>0.05),對其他免疫指標均影響顯著(P<0.05);其中Se添加量為0.15 mg/kg 時,均顯著高于未添加量組(P<0.05)。維生素E和Se的互作顯著影響法氏囊指數和血清IgA含量(P<0.05),其中維生素E 30 mg/kg+Se 0.15 mg/kg 組法氏囊指數和血清IgA含量最高。(2)隨著維生素E添加量的增加,機體大部分抗氧化指標均呈上升趨勢;其中血清T-SOD、T-AOC活性顯著提高(P<0.01),肝髒MDA含量顯著降低(P<0.05)。飼糧中添加Se顯著影響血清和肝髒中T-SOD、GSH-Px、T-AOC活性(P<0.05);Se添加量為0.15 mg/kg時抗氧化指標最優。維生素E和Se的互作對血清T-AOC和肝髒MDA影響顯著(P<0.05),其中維生素E 30 mg/kg+Se 0.15 mg/kg 組在抗氧化方麵優勢明顯。由此可見,飼糧中同時添加30 mg/kg 維生素E和0.15 mg/kg Se ,蛋雛鴨機體免疫和抗氧化功能具有顯著優勢。
위연구사량중유생소E화서(Se)대롱양단추압면역급항양화공능적영향,시험선용체황상근적1일령금정단압216지,수궤분성6개처리조,매조6개중복,매개중복6지시압。채용2×3(유생소E×Se)유중복시험설계,분별사위첨가유생소E (15、30 mg/kg)화Se (0、0.15、0.30 mg/kg)적시험사량,시험기위4주。결과표명:(1)유생소E대면역기관지수영향불현저,단대혈청IgA작용겁현저(P<0.01);여15 mg/kg 유생소E조상비,30 mg/kg유생소E조단추압각항면역지표균불동정도제고。 Se제대혈청IgM영향불현저외(P>0.05),대기타면역지표균영향현저(P<0.05);기중Se첨가량위0.15 mg/kg 시,균현저고우미첨가량조(P<0.05)。유생소E화Se적호작현저영향법씨낭지수화혈청IgA함량(P<0.05),기중유생소E 30 mg/kg+Se 0.15 mg/kg 조법씨낭지수화혈청IgA함량최고。(2)수착유생소E첨가량적증가,궤체대부분항양화지표균정상승추세;기중혈청T-SOD、T-AOC활성현저제고(P<0.01),간장MDA함량현저강저(P<0.05)。사량중첨가Se현저영향혈청화간장중T-SOD、GSH-Px、T-AOC활성(P<0.05);Se첨가량위0.15 mg/kg시항양화지표최우。유생소E화Se적호작대혈청T-AOC화간장MDA영향현저(P<0.05),기중유생소E 30 mg/kg+Se 0.15 mg/kg 조재항양화방면우세명현。유차가견,사량중동시첨가30 mg/kg 유생소E화0.15 mg/kg Se ,단추압궤체면역화항양화공능구유현저우세。
This experiment was conducted to evaluate the effects of vitamin E and selenium (Se)levels on immune and antioxidant functions of egg-type ducklings in cages.Two hundreds and sixteen one-day old egg-type ducklings in cages were randomly divided into 6 treatments with 6 replicates of 6 each.A 2 × 3 completely random design was used in the experiment,in which the duckings were fed the diets for 4 weeks with 15,30 mg/kg vitamin E and 0,0.15,0.30 mg/kg Se,respectively.The results showed that:(1)Vitamin E levels had no significant effect on immune organ index,but had ob-vious effect on the IgA in the serum(P<0.01);30 mg/kg vitamin E could increase the immune indexes in varying degrees compared with 15 mg/kg vitamin E.Se levels had significant effect on immune indexes (P < 0.05),but no effects on the IgM index;the effect of 0.15 mg/kg Se was significant,compared with 0 mg/kg Se (P < 0.05).The interacton of vitamin E and Se had obvious effects on bursal index and IgA in the serum (P < 0.05),higher bursal index and IgA in the serum were obtained from the 30 mg/kg VE+0.15 mg/kg Se treatment.(2)With the increase of vitamin E levels,most of antioxi-dant indicators were increased of body;the activities of total superoxide dismutase (T-SOD)and total antioxidant capacity (T-AOC)in the serum were significantly increased (P < 0.01),and the content of methane dicarboxylic aldehyde(MDA) was significantly decreased (P<0.05).When Se was added into diets,significant effects on the activity of T-SOD,T-AOC and glutathione peroxidase were observed in the serum and liver (P < 0.05),the suitable dose of Se for antioxidant index was 0.15 mg/kg.The interaction of vitamin E and Se had significant effects on the activity of T-AOC in the serum and the content of MDA in the liver (P < 0.05),30 mg/kg vitamin E + 0.15 mg/kg Se treatment had more obvious superiority in antioxidant capacity than other treatments.The results indicated that 30 mg/kg vitamin E + 0.15 mg/kg Se treatment had the certain superiority in enhancing the immunity and antioxidant capacity for egg-type ducklings in cages.