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Jensen, Rikke Lassen. |
Skatole produced in the large intestine of the pig and the testicular steroid androstenone are the main substances contributing to boar tainted meat from entire male pigs. Boar taint decreases the quality of the meat and is not accepted by consumers. Until now boar taint has been avoided by castrating male pigs. Surgical castration reduces lean meat percentage, growth rate and feed efficiency, and it causes pain to the animal. This constitutes a problem in relation to productivity and welfare. Different attempts on avoiding surgical castration were either not fully effective, not accepted by the market, or they have a long time horizon for implementation. However, when focusing on the effect of feed interventions on boar taint, previous studies have showed... |
Tipo: Thesis |
Palavras-chave: "Organics" in general; Health and welfare; Pigs. |
Ano: 2012 |
URL: http://orgprints.org/22058/7/22058.pdf |
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Li, Xiaoqiong; Jensen, Rikke Lassen; Højberg , Ole; Canibe, Nuria; Jensen, Bent Borg. |
Strain SK9K4T, a strictly anaerobic, non-motile, non-sporulating, Gram-positive, saccharolytic coccobacillus was isolated from pig feces. SK9K4T metabolized indol-3-acetic acid to 3-methylindole (skatole), which is the main contributor to boar taint and also produced 4-methylphenol (p-cresol) from p-hydroxyphenylacetic acid. Phylogenetic analyses based on 16S rRNA gene sequences revealed that the isolate represented a new lineage within the genus Olsenella of the family Atopobiaceae. Strain SK9K4T was most closely related to the type strains of the three recognized Olsenella species; Olsenella profusa DSM 13989T (93.6%), Olsenella uli DSM 7084T (93.5%) and Olsenella umbonata DSM 22620T (92.7%). DNA–DNA relatedness values of strain SK9K4T with O. profusa,... |
Tipo: Journal paper |
Palavras-chave: "Organics" in general; Pigs. |
Ano: 2015 |
URL: http://orgprints.org/28042/9/28042.pdf |
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