Farm Animal Metabolism and Nutrition

denote lectin activity. In contrast to most dietary proteins, lectins resist proteolytic degradation in vivo, and thus substanti ...

Glucosinolates Glucosinolates are thioglucosides which are of particular significance in brassica vegetables and forage crops. O ...

produced by certain strains of Aspergillus flavus and A. parasiticus (Smith, 1997). The aflatoxins are a group of structurally r ...

trichothecenes possess a basic tetracyclic sesquiterpene structure with a six- membered oxygen-containing ring and an epoxide gr ...

of DHP may also appear in the faeces and urine, while mimosine may itself undergo decarboxylation within the tissues of the rumi ...

health, the carcinogenic potential of myco- toxins is perceived to be more important than their respective LD 50 values. Chronic ...

length, thereby reducing surface area for absorption in the small intestine. With other lectins, the lamina propria of the intes ...

The extensive morphological lesions which occur in the small intestine of sensitized animals significantly impair digestive and ...

increased protein turnover. The overall effect is a reduction in the efficiency of utilization of absorbed arginine (D’Mello, 19 ...

in ruminants. From their studies with sheep, Wang et al. (1994) concluded that CTs are able markedly to increase transulphuratio ...

composed of insoluble Ca2+ salts of sapogenin glucuronides derived from the saponins in the respective plants. These saponins ar ...

relatively low nutritional value of the seeds of Lathyrus and Vicia species remains to be established (D’Mello, 1995). On the ot ...

to the oestrogen receptor, based upon common structural features. Equol is the major isoflavonoid in plasma of livestock and app ...

animal feed means that it is not always possible to attribute adverse effects to a particular compound. It will be clear from th ...

active components such as sucrose and oligosaccharides. Inactivation is critically dependent upon alcohol concentrations and tem ...

destined for animal feed, however, specific detoxification procedures are commercially available in a number of countries. Ammon ...

effects include haemolytic anaemia, lesions in the liver, kidney and central nervous system and alterations in immune and endocr ...

for co-occurring anti-nutritional and toxic substances. Although chemical and physical methods are available for detoxification ...

Pier, A.C. (1991) The influence of mycotoxins on the immune system. In: Smith, J.E. and Henderson, R.S. (eds) Mycotoxins and Ani ...

Chapter 19 Feed Enzymes D.I. Officer NSW Agriculture, Agricultural Research and Advisory Station, Grafton, NSW, Australia Introd ...