Alberto Celis

As global animal production has rapidly shifted towards reduced Antibiotic free, “Gut health” has become a popular expression and all-encompassing concept in the scientific community. The gastro-intestinal tract must provide a barrier function protecting against harmful environmental elements (e.g. toxins and pathogenic microbes), while simultaneously permitting appropriate nutrient ab ...

IntroductionWith increasing age not only the absolute thickness of the eggshell declines, also a long-lasting stress exposure during weeks of high laying rates will affect formation of matrix proteins resulting in an increased egg shell breaking rate as well as in decreased performance. Both points are of economic relevance and appears to be a limiting factor in the prolonged and, thus, sustainabl ...

There are several components of grain and plants that can cause detrimental effects on animal production. These components are commonly known as antinutritional factors. According to their mode of action, anti-nutritional factors can be grouped as follows:Substances that limit or decrease the digestion or metabolism of proteins, ex. lectins and saponins.Substances that interfere or decrease the co ...