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نمایش تعداد 1-1 از 1
Partial nucleotide sequence analysis of ICP4 gene of ILT virus involved in clinical laryngotracheitis among commercial layer flocks in Khorasan Razavi province
سال: 2014
خلاصه:
their pathogenicity through serial amplification in the field. A deletion of 12 nucleotides in the sequence of ICP4 gene is a proved marker to originate vaccine strains prepared by embryonated egg culture. Investigating the origin of the causative agent...