Luiz W. O. Souza
Adisseo Group has completed the acquisition of global feed additives producer Nutriad. This transaction is part of Adisseo’s strategy to become one of the worldwide leaders of specialty additives in animal nutrition. A WORLDWIDE LEADER IN ANIMAL NUTRITION Adisseo is one of  the ...
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Article published the July 10, 2019
Introduction Animal diets based on corn and soybean meal are very deficient in available phosphorus (P) to the point that supplementation is necessary using sources of high P availability. Dicalcium phosphate is commonly used as a source of supplemental P. Commercial dicalcium phosphate is a mixture of varying amounts of monocalcium and dicalcium phosphates, phosphoric acid, calcium carbonate, an ...
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Participation in Forum on April 8, 2019
Rahat Mobeen Please, send your contact to lwsouza@dr.com. I will send papers discussing absorption with highlights where I think address the topic, for your own conclusion on this issue. Best regards, Luiz
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Participation in Forum on March 28, 2019
Alireza rostamkhani Please, see also:1. Martin-Venegas et al (2006) Poul Sci - Oligomers Are Not the Limiting Factor in the Absorption of DL-2-Hydroxy-4-(methylthio)butanoic Acid in the Chicken Small Intestine2. Martin-Venegas et al (2008) Poul Sci - Partial Na+ dependence of DL-2-Hydroxy-4-(Methylthio)Butanoic Acid uptake in the chicken small intestine3. Martin-Venegas et al (2009) Am J Physiol C ...
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Participation in Forum on March 27, 2019
Rahat Mobeen A few good articles for you to understand this issue:1. Fang et al (2010) Brit J Nutr - Effects of DL-2-hydroxy-4-methylthiobutyrate on the first-pass intestinal metabolism of dietary methionine and its extra-intestinal availability2. Jendza et al (2011) J Anim Sci - The site of intestinal disappearance of DL-methionine and methionine hydroxy analogue differs in pigs3. Richards et al ...
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Participation in Forum on March 27, 2019
Alireza rostamkhani The methodology used for determining the comparative Biological Value where this lower "potency" was found is wrong and it was revised by the main research group.Please, check on "Kratzer et al (2006) Poul Sci - Appropriate statistical methods to compare dose responses of methionine sources".EFSA will review their position in the future, since they also have used an obsolete me ...
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Luiz W. O. Souza likes this technical article:
This review examines the relative bioefficacy of 2-hydroxy-4-(methylthio) butanoic acid (HMTBA) and DL-methionine (DL-Met) which includes chemical, metabolic, nutritional, and statistical aspects of its bioefficacy. The chemical, enzymatic and biological differences and similarities between these two products are explained and the evidence and reasons for HMTBA relative bioefficacy to DL-Met in mo ...
Luiz W. O. Souza likes this technical article:
With its extensive surface area and critical role in the absorption of nutrients, the intestinal mucosa is exposed to a great quantity and variety of potentially antigenic substances throughout the lifetime of the pig. In defending the mucosal surface, the intestine must clearly distinguish between harmless and harmful foreign antigens that are introduced during the process of feeding and drinking ...
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Location:Arapoti, Parana, Brasil
Profile: Professional
Professional Title: Nutricionista