Virological studies on para-influenza virus isolated from Kafr El-Sheikh governorate

ABSTRACT

In the present study, 250 swabs [174 nasal and 76 ocular] and 510 serum samples were collected from different farms at Kafr El-Sheikh Governorate from calves, feed lot and adult cattle of different ages for P1-3 isolation, identification and seroprevalence. Some of the animals were suffering from the disease. The results indicated that 15 and 12 samples idenified as P13 positive by FAT and 12 VNT, respectively. The serodiagnosis results of 510 examined serum samples by HI and SNT revealed that the P13 anti bodies were detected in diseased animals at percentages of 32% and 23.4%, respectively. While in apparently healthy animals in percentages of 31% and 13.1%, respectively