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. 2022 Apr 22;13:868892. doi: 10.3389/fimmu.2022.868892

Figure 1.

Figure 1

Characterization of normal livers and ALV-J induced tumor livers. (A) Electrophoretic analysis showed the infection between the two groups based on the PCR method. (B) Tumor liver induced by ALV-J infection in SPF chickens at 110 days. Negative represents chickens without ALV-J infection (normal livers); Positive represents chickens with ALV-J infection (tumor livers).