The pathogenesis of turkey origin reoviruses in turkeys and chickens

Figures & data

Table 1.  Genetic groupings of turkey reovirus isolates used in this study

				Experiments
Isolate	S1 gene type	S3 gene type	Species of origin	Commercial turkey poults	SPF turkey poults	SPF chickens
S1133	A	A	Chicken	+
1733	A	A	Chicken	+	+	+
NC/SEP-R44/03	B^a	B^a	Turkey	+	+	+
NC/SEP-R108/03	B^a	B^a	Turkey			+
NC/98	B^a	B	Turkey	+	+	+
TX/98	A^a	B	Turkey	+	+	+
TX/99	B^a	B	Turkey	+		+
NC/85	A^a	B	Turkey	+	+	+
+. experiments in which each isolate was included.
^aGene subtype based on RT-PCR reactivity, not full gene sequence.

Figure 1. Photomicrographs (20× magnification) of the bursa of Fabricius from SPF poults 7 d.p.i. with (1a) sham inoculum, (1b) NC/SEP-R44/03, (1c) TX/98, and (1d) NC/98.

Figure 2. Electropherotype comparing selected turkey-origin and chicken-origin reovirus dsRNA genomes. Lanes 1 and 9, 1 kb DNA ladder (1 kb, 1.5 kb and 2 kb bands are indicated); lane 2, S1133 genome; lane 3, 1733 genome; lane 4, TX/98 genome; lane 5, NC/85 genome; lane 6, TX/99 genome; lane 7, NC/98 genome; lane 8, NC/SEP-R44/03 genome.