College of Plant Protection Agricultural University 650201.R.China;
Institute of Alpine Economic Plants Academy of Agricultural Sciences 674100.R.China;
State Key Laboratory for Managing Biotic and Chemical Threats to the Quality and Safety of Agroproducts of Plant Virology University 315211.R.China;
Longping Branch of Graduate College University 410125.R.China;
pepper mild mottle virus; Cre/loxP; necrosis; infectious cDNA clone; chimeric virus;