Changes in Bacterial Population of Gastrointestinal Tract of Weaned Pigs Fed with Different Additives
Visualitza/Obre
Autor/a
Roca, Mercè
Castillo, Marisol
Martín-Orúe, Susana María
Espinal, Anna
Data de publicació
2014-01-19ISSN
2314-6133
Resum
This study aimed to provide novel insights into the gastrointestinal microbial diversity from different gastrointestinal locations in weaning piglets using PCR-restriction fragment length polymorphism (PCR-RFLP). Additionally, the effect of different feed additives was analyzed. Thirty-two piglets were fed with four different diets: a control group and three enriched diets, with avilamycin, sodium butyrate, and a plant extract mixture. Digesta samples were collected from eight different gastrointestinal segments of each animal and the bacterial population was analysed by a PCR-RFLP technique that uses 16S rDNA gene sequences. Bacterial diversity was assessed by calculating the number of bands and the Shannon-Weaver index. Dendrograms were constructed to estimate the similarity of bacterial populations. A higher bacterial diversity was detected in large intestine compared to small intestine. Among diets, the most relevant microbial diversity differences were found between sodium butyrate and plant extract mixture. Proximal jejunum, ileum, and proximal colon were identified as those segments that could be representative of microbial diversity in pig gut. Results indicate that PCR-RFLP technique allowed detecting modifications on the gastrointestinal microbial ecology in pigs fed with different additives, such as increased biodiversity by sodium butyrate in feed.
Tipus de document
Article
Versió del document
Versió publicada
Llengua
English
Matèries (CDU)
619 - Veterinària
Pàgines
14
Publicat per
Hindawi
Publicat a
BioMed Research International
Citació
Roca, Mercè, Miquel Nofrarías, Natàlia Majó, Ana María Pérez De Rozas, Joaquim Segalés, Marisol Castillo, Susana María Martín-Orúe, Anna Espinal, Joan Pujols, and Ignacio Badiola. 2014. “Changes in Bacterial Population of Gastrointestinal Tract of Weaned Pigs Fed With Different Additives.” BioMed Research International 2014 (January): 1–13. https://doi.org/10.1155/2014/269402.
Programa
Sanitat Animal
Aquest element apareix en la col·lecció o col·leccions següent(s)
- ARTICLES CIENTÍFICS [2805]
Excepte que s'indiqui una altra cosa, la llicència de l'ítem es descriu com http://creativecommons.org/licenses/by/4.0/