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Table 1 Characteristics of the recombinant viruses

From: Attenuation of the virulence of a recombinant influenza virus expressing the naturally truncated NS gene from an H3N8 equine influenza virus in mice

Virus

Virus titer (EID50)a

MLD50 (EID50)b

PR/8

107.9

103.4

PR/8 × MINS

108.1

104.3

PR/8 × KYGNS

108.3

107.8

  1. Virus titer in embryonated eggs, MLD50 (expressed in EID50 units).
  2. MLD: mouse lethal dose, EID: egg infectious dose.
  3. aThe EID50 was calculated by the Reed and Muench method.
  4. bN: 10 for each virus infection group.
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Veterinary Research

ISSN: 1297-9716