Fig. 4

Maximum Likelihood Phylogenetic tree of recent Pakistani infectious bronchitis viruses spike gene sequences. Sequences of γCoV/AvCoV/chicken/Pakistan/11/2014, γCoV/AvCoV/chicken/Pakistan/98/2015, γCoV/AvCoV/chicken/Pakistan/99/2015, γCoV/AvCoV/chicken/Pakistan/142/2016, γCoV/AvCoV/chicken/Pakistan/143/2016, and γCoV/AvCoV/chicken/Pakistan/159/2016 were identical so only γCoV/AvCoV/chicken/Pakistan/142/2016 was represented on the tree with a black circle shaped symbol. *: partial sequence