The liver of woodchucks chronically infected with the woodchuck hepatitis virus contains foci of virus core antigen-negative hepatocytes with both altered and normal morphology.

患有土拨鼠肝炎病毒慢性感染的土拨鼠肝脏中存在病毒核心抗原阴性肝细胞灶，这些肝细胞形态既有改变的，也有正常的