نتایج جستجو برای: rumen biohydrogenation

تعداد نتایج: 11196  

2017
Arianna Buccioni Grazia Pallara Roberta Pastorelli Letizia Bellini Alice Cappucci Federica Mannelli Sara Minieri Valentina Roscini Stefano Rapaccini Marcello Mele Luciana Giovannetti Carlo Viti Mariano Pauselli

Ruminants derived products have a prominent role in diets and economy worldwide; therefore, the capability to control the rumen microbial ecosystem, for ameliorating their quality, is of fundamental importance in the livestock sector. The aim of this study was to evaluate the effect of dietary supplementation with chestnut and quebracho tannins on microbial community and fatty acid profile, in ...

Journal: :Animal Feed Science and Technology 2022

Oils derived from insect defatting may represent novel alternatives to expand the range of lipid supplements in ruminant feeding, both increase energy density diets and improve fatty acid (FA) profile milk meat through modulation ruminal biohydrogenation. Furthermore, chitosans might also modulate FA biohydrogenation, as indicated for crustaceans. Thus, this work was conducted assess potential ...

Journal: :Animal : an international journal of animal bioscience 2007
M Lourenço G Van Ranst S De Smet K Raes V Fievez

In order to study the effect of grazing pastures with a different botanical composition on rumen and intramuscular fatty acid metabolism, 21 male lambs were assigned to three botanically different pastures: botanically diverse (BD) (consisting for 65% of a variety of grass species); Leguminosa rich (L) (consisting for 61% of Leguminosae) and intensive English ryegrass (IR) (with 69% Lolium pere...

2005
H-J. Lee S. C. Lee Y. G. Oh K. H. Kim H. B. Kim Y. H. Park

The effects of different rumen protected forms, oleamide, Ca oleate, of dietary oleic acid on the carcass quality and fatty acid composition in intramuscular and subcutaneous fat tissues of Hanwoo steer were examined. Sixty, 25 month old Hanwoo steers divided into three groups were fed no supplement (Control), 2% of oleamide (Oleamide) or Ca-oleate (Ca-Oleate) in their diet for 45 or 90 days. D...

Journal: :Animal : an international journal of animal bioscience 2008
F Glasser P Schmidely D Sauvant M Doreau

In ruminants, dietary lipids are extensively hydrogenated by rumen micro-organisms, and the extent of this biohydrogenation is a major determinant of long-chain fatty acid profiles of animal products (milk, meat). This paper reports on the duodenal flows of C18 fatty acids and their absorption in the small intestine, using a meta-analysis of a database of 77 experiments (294 treatments). We est...

2007
D. Jalc

The objective of this study was to examine the effect of oleic (OA), linoleic (LA) and α-linolenic (ALA) acid used as supplements (3.5% wt/wt) to a diet containing 80% lucerne and 20% barley on rumen fermentation and lipid metabolism in an artificial rumen (Rusitec). The experiment lasted 12 days with 6 days of stabilization period. The fatty acid (FA) supplementation to a mixed diet did not af...

Journal: :پژوهش های علوم دامی ایران 0
رشید صفری رضا ولی زاده رسول کدخدایی عبدالمنصور طهماسبی عباسعلی ناصریان عین اله عبدی قزلجه

to estimate the effect of microencapsulated fish oil on blood metabolites, rumen and blood plasma fatty acids concentrations twelve sannan dairy goats with 30 ± 5 days in milk (dim) were allocated to 3 treatments in a 3×2 change over design with 2 periods of 30 days. treatments were: 1) the control (without fish oil), 2) microencapsulated fish oil (2% fish oil capsulated in 6% treated whey prot...

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