(b)

to assist actively in the diagnosis of outbreaks in the Community by receiving isolates of influenza viruses of avian origin for confirmatory diagnosis, characterisation and epidemiological studies and to obtain virus isolates from primary outbreaks to be submitted from third countries authorised for the importation of live poultry and meat into the Community pursuant to the relevant Community legislation; on the virus isolates received, the Community reference laboratory shall in particular carry out the following: nucleotide sequencing analysis to allow determination of the deduced amino acid sequence at the cleavage site of the haemagglutinin molecule; determination of the intravenous pathogenicity index (IVPI); antigenic typing; phylogenetic analysis to assist in epidemiological investigations;

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Source: EUR-Lex (Cellar) · retrieved 2026-11-04 · Text as adopted (Official Journal); later amendments are not incorporated in this text.