When the ratio of lean to fat deposition is improved, so is feed conversion efficiency. Net
benefits may include lower production costs, better product quality, less excretion of …

Growth promoting implants have been used in the production of cattle and sheep for over 40
years. Implants improve growth rate (+ 10 to 30%), feed efficiency (+ 5 to 15%) and carcass …

The use of substances having hormonal or thyreostatic action as well as β-agonists is
banned in the European Union. However, sometimes forbidden drugs may be added to …

While there are numerous books on heterocycles and natural products, this text fills the need
for an up-to-date summary focusing on recently developed and improved synthetic methods …

Endocrine-disrupting compounds (EDCs) were seasonally investigated in the surface water
of the Xiangjiang River (south China) in order to understand their spatio-temporal …

Considered high-priced delicacies or waste material to be tossed away, the use and value of
offal—edible and inedible animal by-products—depend entirely on the culture and country …

Considering the recent discovery of veterinary pharmaceutical aerial transport from
industrial cattle feeding operations via particulate matter, the objective of this study is to …

Benzenediol lactones are a structurally variable family of fungal polyketide metabolites
possessing a macrolide core structure fused into a resorcinol aromatic ring. These …

The preparation of magnetic nanoparticles (MNPs) coated with a layer of octadecyl group-
modified silica containing multiwalled carbon nanotubes (MWCNTs) is described. Synthesis …

Recent publications in the popular literature (Renner 2002; Raloff 2002) have suggested
that the growth-promoting compounds used on beef cattle in the United States may have …