食糜

牙鲆幼鱼消化道内蛋白酶活性及食糜蛋白的GFP示踪

Protease activity and chyme protein tracing by GFP in the digestive tract of flounder Paralichthys olivaceus

由此可见，食糜的化学消化主要发生在空肠，盲肠内具有纤维素分解酶，但是酶的活性很小，10周龄供试鹅纤维素酶活力高于7周龄，经检验差异不显著（p＞0.05）。

It indicated that chemical digestion in chyme was mainly occurred in jejunum . The activity of functional cellulose in the cecum of goslings was small , which was higher at 10 week-old than that of 7 week-old , but not significantly ( p > 0.05 ) .

米糠日粮添加酶制剂对雏鹅小肠食糜粘度和pH的影响

Effects of Enzyme Preparation on Viscosity and pH of Intestinal Chyme in Gosling

结果表明，嗉囊、腺胃和肌胃内食糜pH随日龄逐渐增加，而小肠内食糜pH随日龄变化不大。

Chyme pH in crop , proventriculus and gizzard increase gradually with age .

小麦基础日粮组肉仔鸡肠道食糜黏度增加53%（P＜0.05），加酶后黏度降低30%（P＜0.05）。

The viscosity of intestinal digesta was decreased ( P0.05 ) by 30 % with supplementation xylanase in wheat based diet .

玉米日粮加酶对仔猪十二指肠、空肠和回肠食糜粘度有所降低，但差异不显著（P＞0.05）。

In wheat-based diets with NSP-enzyme significantly ( P < 0.01 ) decreased digesta viscosity in the jejunum and ileum of weaned pigs .

取出嗉囊、腺胃与肌胃、十二指肠、空肠和回肠食糜，分别测定pH、食糜水分含量和消化酶活。

Moisture , pH and digestive enzyme activities of chyme in crop , proventriculus and gizzard , duodenum , jejunum and ileum were measured .

粗酶制剂对鹅十二指肠食糜pH、粘度和酶活性的影响

Effects of Enzyme Preparation on pH , HCO_3 ~ - , Viscosity and β - glucan Content and Digestive Enzyme Activity in Duodenal Chyme of Geese

果胶酶显著降低了十二指肠和空肠食糜的黏度（p＜0.05），而对回肠食糜的黏度无显著影响。

The pectinase significant decrease the chyme viscosity of duodenum and jejunum ( p < 0.05 ) but had no effect on the chyme viscosity of ileum ( p > . 05 ) .

十二指肠、空肠和回肠食糜的pH值与较对照组分别低4.21%、4.18%和3.79%，但差异不显著（P>0.05）。

Whereas the pH of duodenum , jejunum and ileum were lower than that of control by 4.21 % , 4.18 % and 3.79 % ( P > 0.05 ) .

添加30、100mg／kg的半胱胺，提高了肉仔鸡42日龄肠道食糜糜蛋白酶的活性；

The 30 and 100 mg / kg groups increased the enzyme activity of the chymotrypsin in the 42-day-old broilers ;

结果发现断奶后12h胃食糜pH值均高于同龄哺乳仔猪，并且达该组整个试验期间的最高值，随后逐渐降低。

The result showed that gastric chyme pH was higher at 12h post weaning than that of suckling piglets at the same days of age and was the highest during all the trial period .

与对照组相比，添加0.2‰、0.3‰地衣芽孢杆菌食糜蛋白酶与淀粉酶活性差异显著（P＜0.05），其蛋白酶活性分别提高了120.16%、138.01%；食糜淀粉酶活性分别提高了41.08%、40.71%；

The activities of protease and amylase of chyme of treated groups of 0.2 % , 0.3 % o Bacillus licheniformis were significant ( P < 0.05 ), which were 120.16 % , 138.01 % and 41.08 % , 40.71 % higher than those of the control , respectively .

与Control比较：盲肠食糜酸度平均值在FOS组、IMO组和Probio组提高12.4%～19.2%，MOS-Pr组降低10.9%，差异不显著；

Comparing with control , caecum digesta acidity was unsignificantly decreased by 10.9 % in MOS-Pr and increased by 12.4 % ~ 19.2 % in other treatments .

试验2研究了鱼粉、豆粕、棉籽粕、菜籽粕在鸡消化道各段（胃、十二指肠、空肠）食糜中肽氨基酸（PAA）的含量，并探讨了氨基酸消化率与肽氨基酸含量之间是否存在相关性。

In experiment 2 , we determined the peptide amino acid ( PAA ) quantity in different protein , and studied the relationship between amino acid availability and peptide amino acid quantity .

试验猪日粮内添加人工瘤胃液后，可使胃和盲肠食糜的pH值比对照期显著上升（P<0.05），胃蛋白酶活性加强，平均增加13.7%，差异非常显著（P<0.01）；

In addition , there was positive correlation between the pH value and the amylase activity . Artificial ruminal fluid added in the diet elevated the pH value of the gastric and cecal contents significantly in comparison with that of the control period ( P < 0.05 ) .

通过在小麦基础日粮中添加国产酶（EⅠ）和进口酶（EⅡ）两种木聚糖酶制剂，研究木聚糖酶对肉仔鸡各段消化道食糜停留时间和营养物质消化率的影响。

The study was conducted to examine the effects of wheat based diet supplemented with two xylanase preparations ( native xylanase E ⅰ, foreign commercial xylanase E ⅱ) on the mean retention time ( MRT ) of digesta and nutrient digestibility in segments of gastrointestinal tract of broiler chickens .

结果表明，不论是瘤胃液还是食糜都是混合组乳酸菌的数量最高，其次是AWE组，而共轭亚油酸含量混合组的最高，其次是沙葱组。

The results showed that lactic acid bacteria quantity was highest in mixed group both in rumen and duodenum , then in AWE group . CLA content was highest in mixed group , then in Allium Mongolia Regel group .

试验结果表明，热喷麦秸补添鱼粉和青饲后，降低了瘤胃内乙酸的比例，提高了丙酸的比例，NGR指标也趋于改善；瘤胃和十二指肠食糜流通量增加；

The results showed that the supplementation to heat extruded wheat straw with fish meal and fresh forage decreased the proportion of acetate and increased that of propionate , in consequence , resulted in a lowe NGR .

北京油鸡56d胰腺脂肪酶活性最高，小肠食糜脂肪酶活性42d和56d均低于21d，但3个日龄间粗脂肪消化率差异不显著（P0.05）。

Pancreas lipase activities of Beijing chicken achieved maximum at 56 d , but lipase activities in chyme at 42 d and 56 d were lower than that of 21 d. However , ether extract digestibility was not different significantly at 3 ages ( P0.05 ) .

山羊十二指肠区食糜流量的测定

The Determination of Flow of Chymus in Duodenum zone of Goat

非淀粉多糖的抗营养机理为增加食糜粘度；

NSP elicits the anti nutritive activity through increasing viscosity of digesta ;

饲料蛋白质在鸡消化道食糜中肽氨基酸含量与氨基酸消化率的关系

Relationship Between Amino Acid Availability and Hydrolyzed Peptide Quantity in Poultry Protein Feeds

木聚糖酶对黄羽肉鸡空肠食糜和胰脏淀粉酶活性的影响

Effect of Xylanase on amylase activity jejunum of and pancreas in yellow-feather broilers

饲喂各种日粮时牦牛瘤胃液体与瘤胃食糜的外流速度

The Dilution Rate of Rumen Fluid and Digesta in Yaks Receiving Various Diets

鸭的空肠食糜连续采集方法及其空肠套管的设计

The Method of Continuous Collection of Jejunal Digesta and Jejunal Cannula Design for Duck

生长抑素主动免疫对食糜流通速度的影响；

3 , on passage rates of digesta ;

非同位素双标记法测定十二指肠、回肠食糜流量方法的研究

The Feasibility of Measuring Duodenal and Ileal Digesta Flow by a Non-isotopic Dual-marker Method

并且随着鸡只日龄的增加，小肠食糜的酶活逐渐增强。

It was also showed that the phytase activity increased with the chickens aged .

结果术后全部病例T管内无食糜返流。

Result No chyme was found in the T shaped tubes of all the cases .