# Commission Implementing Decision (EU) 2015/1554 of 11 September 2015 laying down rules for the application of Directive 2006/88/EC as regards requirements for surveillance and diagnostic methods (notified under document C(2015) 6188) (Text with EEA relevance), Division I.5.4: Microscopy

Extent: E+W+S+N.I.

Inoculated cell cultures shall be inspected regularly, at least three times a week, for the occurrence of CPE at 40 to 150 × magnification. If obvious CPE is observed, virus identification procedures in accordance with point I.6 shall be initiated immediately.

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Source: https://www.legislation.gov.uk/eudn/2015/1554/annex/II/part/1/division/I/division/I.5/division/I.5.4 (the official version)
Page: https://openlegislation.uk/eu-decision-2015-1554/annex-II/part-1/division-I/division-I.5/division-I.5.4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.