Beate Priess

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The penetration of propoxur and phoxim from eggshell into whole egg was investigated in vitro by spraying eggs directly and in vivo after application of the compounds in henhouses. Although mean concentrations of the compounds on eggshells were up to 23000 microg kg(-1), mean residue concentrations in whole eggs were far below the current maximum residue(More)
Colchicine is a naturally occurring alkaloid used in human and veterinary medicine. It shows genotoxicity in in vitro and in vivo systems even at low concentrations. Therefore, no ADI has been established, and colchicine has been included in Annex IV of Council Regulation (EEC) No. 2377/90. No abuse of this drug in intensive livestock farming has yet been(More)
The poultry red mite Dermanyssus gallinae is the most important ectoparasite of poultry in several European countries. Phoxim is a well-known antiparasitic agent in wide use. Initial studies indicated that this compound could successfully be applied to eliminate D. gallinae in egg-laying birds and in henhouses by treating the cages and the equipment with(More)
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