RT Journal T1 Cellular immune responses of BALB/c mice induced by intramuscular injection of PRRSV-ORF5 DNA vaccine with different doses A1 Anchun CHENG,Mingshu WANG,Xiwen CHEN,Nigen XINI,Wenbo DOU,Xuemei LI,Wumei LIU,Gang WANG,Pingying ZHANG PB Front. Agric. China FD YR 2007 JF Frontiers of Agriculture in China JO Front. Agric. China VO 1 IS 1 SP 105 DO 10.1007/s11703-007-0020-0 K1 PRRSV;ORF5 DNA vaccine;cellular immune response;mice LK {https://academic.hep.com.cn/fag/EN/article/article_16248.shtml}