›› 2013, Vol. 40 ›› Issue (6): 226-229.

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Isolation and Identification of Pseudorabies Virus LX Strain

SUI Hui1, YANG Jin-sheng2   

  1. 1. College of Animal Husbandry and Veterinary, Liaoning Medicine University, Jinzhou 121001, China;
    2. Institute of Animal Husbandry and Veterinary Science of Jilin, Changchun 130062, China
  • Received:2012-10-27 Online:2013-06-20 Published:2013-06-20

Abstract: To isolate pseudorabies virus (PRV), the morbid materials were collected from some swine farm of Liaoning province and inoculated on BHK-21 cell after disposal.After blind transfer of culture,two portions showed typical cytopathic effect(CPE). TCID50 of virus was 10-7.8/mL.By the indirect immunofluorescence experiment,the yellow-green fluorescence occurred in the cell cytoblastema.The virus appeared typical porcine pseudorabies virus form, diameter was about 140 to 200 nm,circle with peolos and peolomer. It was inactivated by chloroform, ether,acid and heat. The cell cytoblastema which showed CPE were tested by RT-PCR, and the result was postive. The experimental animals appeared obvious clinical symptom and dead after inoculation.The results showed that PRV was successfully isolated from Liaoning province.

Key words: pseudorabies virus; isolation; identification

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