Changes in the fatty acid profile and phenol content of milk from cows fed tanniferous plants

Cow’s milk and other dairy products are major food commodities throughout the world. Dairy products are a major source of fatty acids in the human diet. The fatty acid profile of bovine milk can be deliberately manipulated, to some extent, to benefit human nutrition through the cow’s diet. Two exper...

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Main Authors: Birkinshaw, A., Schwarm, A., Marquardt, S., Kreuzer, M., Terranova, M.
Format: Book Chapter
Language:Inglés
Published: Wageningen University & Research 2019
Subjects:
Online Access:https://hdl.handle.net/10568/129489
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author Birkinshaw, A.
Schwarm, A.
Marquardt, S.
Kreuzer, M.
Terranova, M.
author_browse Birkinshaw, A.
Kreuzer, M.
Marquardt, S.
Schwarm, A.
Terranova, M.
author_facet Birkinshaw, A.
Schwarm, A.
Marquardt, S.
Kreuzer, M.
Terranova, M.
author_sort Birkinshaw, A.
collection Repository of Agricultural Research Outputs (CGSpace)
description Cow’s milk and other dairy products are major food commodities throughout the world. Dairy products are a major source of fatty acids in the human diet. The fatty acid profile of bovine milk can be deliberately manipulated, to some extent, to benefit human nutrition through the cow’s diet. Two experiments were performed with late-lactating dairy cows. In the first (short-term) experiment, six cows were fed six phenolic plants in a Latin Square design in comparison to a low-phenol plant (lucerne). This was followed by a long-term (22 days) experiment where 20 cows were fed 20 dosages of the same phenolic plant (hazel leaves). After 3 days, an effect of the diet could be observed in the fatty acid profile of the milk. Some of the phenolic plants, particularly rosebay willow, wood avens and blackcurrant, prevented part of the polyunsaturated fatty acids from being biohydrogenated. While all plants tested led to a depletion of rumenic acid, a conjugated linoleic acid. In the long-term experiment, there was a trend towards an increased phenol content in the milk when the phenol content of the diet was higher. However, there was no response in fatty acid profile to an increasing hazel proportion.
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spelling CGSpace1294892025-09-08T09:09:07Z Changes in the fatty acid profile and phenol content of milk from cows fed tanniferous plants Birkinshaw, A. Schwarm, A. Marquardt, S. Kreuzer, M. Terranova, M. milk plants cows phenol Cow’s milk and other dairy products are major food commodities throughout the world. Dairy products are a major source of fatty acids in the human diet. The fatty acid profile of bovine milk can be deliberately manipulated, to some extent, to benefit human nutrition through the cow’s diet. Two experiments were performed with late-lactating dairy cows. In the first (short-term) experiment, six cows were fed six phenolic plants in a Latin Square design in comparison to a low-phenol plant (lucerne). This was followed by a long-term (22 days) experiment where 20 cows were fed 20 dosages of the same phenolic plant (hazel leaves). After 3 days, an effect of the diet could be observed in the fatty acid profile of the milk. Some of the phenolic plants, particularly rosebay willow, wood avens and blackcurrant, prevented part of the polyunsaturated fatty acids from being biohydrogenated. While all plants tested led to a depletion of rumenic acid, a conjugated linoleic acid. In the long-term experiment, there was a trend towards an increased phenol content in the milk when the phenol content of the diet was higher. However, there was no response in fatty acid profile to an increasing hazel proportion. 2019-09-09 2023-03-10T14:36:40Z 2023-03-10T14:36:40Z Book Chapter https://hdl.handle.net/10568/129489 en Limited Access Wageningen University & Research Birkinshaw, A.; Schwarm, A.; Marquardt, S.; Kreuzer, M. and Terranova, M. 2019. Changes in the fatty acid profile and phenol content of milk from cows fed tanniferous plants. IN: Chizzotti, M.L. 2019. Energy and protein metabolism and nutrition. EAAP Scientific Series 138. Wageningen: Wageningen Academic Publishers: 279-280
spellingShingle milk
plants
cows
phenol
Birkinshaw, A.
Schwarm, A.
Marquardt, S.
Kreuzer, M.
Terranova, M.
Changes in the fatty acid profile and phenol content of milk from cows fed tanniferous plants
title Changes in the fatty acid profile and phenol content of milk from cows fed tanniferous plants
title_full Changes in the fatty acid profile and phenol content of milk from cows fed tanniferous plants
title_fullStr Changes in the fatty acid profile and phenol content of milk from cows fed tanniferous plants
title_full_unstemmed Changes in the fatty acid profile and phenol content of milk from cows fed tanniferous plants
title_short Changes in the fatty acid profile and phenol content of milk from cows fed tanniferous plants
title_sort changes in the fatty acid profile and phenol content of milk from cows fed tanniferous plants
topic milk
plants
cows
phenol
url https://hdl.handle.net/10568/129489
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