EFSA Journal

EFSA publishes all its scientific outputs, including its scientific opinions, in the EFSA Journal. It also issues a range of supporting publications. See also Definitions of EFSA Scientific Outputs and Supporting Publications.

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Avian influenza overview February – May 2020

Between 16 February and 15 May 2020, 290highly pathogenic avian influenza (HPAI) A(H5) virus outbreakswere reported in Europe in poultry (n=287), captive birds (n=2) and wild birds (n=1)in Bulgaria, Czechia,Germany,Hungary andPolandand two low pathogenic ...

Clarification of some aspects related to genotoxicity assessment

The European Commission requested EFSA to provide advice on the following: (1) the suitability of the unscheduled DNA synthesis (UDS)  in vivo  assay to follow-up positive results in  in vitro  gene mutation tests; (2) the adequacy to demonstrate target t ...

Scientific Opinion
18 December 2017

Avian influenza

Previous introductions of highly pathogenic avian influenza virus (HPAIV) to the EU were most likely via migratory wild birds. A mathematical model has been developed which indicated that virus amplification and spread may take place when wild bird popula ...

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