Novel enzymes and metabolites involved in skatole metabolism

C - Chemistry – Metallurgy – 12 – Q

Patent

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Details

C12Q 1/26 (2006.01) A61K 31/00 (2006.01) H01J 49/04 (2006.01) C12Q 1/68 (2006.01)

Patent

CA 2383887

Novel metabolites and enzymes involved in skatole metabolism are disclosed. The novel metabolites are 3-OH-3-methylindolenine (HMI); 3-methyloxindole (3MOI); indole-3-carbinol (I-3C); and 2-aminoacetophenone (2-AM). Measuring levels of these metabolites in a pig may be useful in identifying the pig's ability to metabolize skatole and its susceptibility to boar taint. The novel enzymes involved in skatole metabolism are aldehyde oxidase and CYP2A6. Enhancing the activity of these enzymes may be useful in enhancing skatole metabolism and reducing boar taint. The identification of the enzyme also allows the development of screening assays for substances that interact with these enzymes and skatole metabolism. Pigs having high levels of these enzymes may be selected and bred to produce pigs that have a lower incidence of boar taint.

L'invention concerne de nouveaux métabolites et enzymes appartenant au métabolisme du scatole. Les nouveaux métabolites sont des 3-OH-3-méthylindolénine (HMI); 3-méthyloxindole (3MOI); indole-3-carbinole (I-3C); et 2-aminoacétophénone (2-AM). Les niveaux de mesures de ces métabolites chez un porc peuvent servir à identifier la capacité dudit porc à métaboliser le scatole et sa propension à présenter une odeur sexuelle. Ces nouvelles enzymes qui font partie du métabolisme du scatole sont des oxydases aldéhyde et des CYP2A6. Le développement de l'activité de ces enzymes peut servir à renforcer le métabolisme du scatole et à réduire l'odeur sexuelle des porcs. L'identification de cette enzyme permet également de développer des analyses de dépistage de substances qui interagissent avec ces enzymes et le métabolisme du scatole. Les porcs présentant de hauts niveaux de ces enzymes peuvent être sélectionnés et élevés, en vue de produire des porcs présentant moins souvent l'odeur sexuelle.

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