Administration of loperamide and addition of wheat bran to the diets of weaner pigs decrease the incidence of diarrhoea and enhance their gut maturation
The influence of fibre inclusion and transit time regulation on the performance, health status, microbial activity and population, physico-chemical characteristics of the hindgut digesta and intestinal morphology in early weaned pigs were examined. For these experiments, wheat bran (WB) was used as...
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Published in: | British journal of nutrition Vol. 103; no. 6; pp. 879 - 885 |
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Main Authors: | , , , , , |
Format: | Journal Article |
Language: | English |
Published: |
Cambridge, UK
Cambridge University Press
28-03-2010
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Subjects: | |
Online Access: | Get full text |
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Summary: | The influence of fibre inclusion and transit time regulation on the performance, health status, microbial activity and population, physico-chemical characteristics of the hindgut digesta and intestinal morphology in early weaned pigs were examined. For these experiments, wheat bran (WB) was used as fibre source and loperamide as a drug (LOP) to increase the digesta transit time. In Expt 1, a total of 128 early weaned pigs were randomly distributed in a 2 × 2 factorial combination of WB inclusion (0 v. 40 g/kg) and LOP administration (0 v. 0·07 mg/kg body weight) during 13 d. For Expt 2, a total of twenty-four piglets were allotted to three dietary treatments for 15 d with the same basal diet (control diet) as Expt 1; a diet with 80 g/kg of WB and the combination of WB and LOP. In Expt 1, LOP improved the average daily feed intake and average daily gain of the animals (P = 0·001 and 0·007, respectively). The same result was obtained when WB was combined with LOP. The WB–LOP group also showed a higher concentration of SCFA (P = 0·013), acetic acid (P = 0·004) and propionic acid (P = 0·093). On the other hand, WB inclusion reduced the organic matter and crude protein digestibility (P = 0·001) and tended to decrease the enterobacteria population (P = 0·089). In Expt 2, WB increased the butyric acid concentration (P = 0·086). We concluded that the inclusion of WB to modify the intestinal microbiota activity combined with LOP may be beneficial to animal health and performance. |
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Bibliography: | http://dx.doi.org/10.1017/S0007114509992637 ArticleID:99263 ark:/67375/6GQ-WWK45X91-8 PII:S0007114509992637 istex:2D6E0EB0C90FBE3DE04B24A38B554C4EAA0FA2E6 Abbreviations: ADG, average daily gain; BW, body weight; CP, crude protein; CT, control diet; FM, fresh matter; GIT, gastrointestinal tract; LOP, loperamide; MTT, minimum transit time; OM, organic matter; WB, wheat bran; WRC, water retention capacity ObjectType-Article-1 SourceType-Scholarly Journals-1 ObjectType-Feature-2 content type line 23 |
ISSN: | 0007-1145 1475-2662 |
DOI: | 10.1017/S0007114509992637 |