An Elementary Analysis for PD-l，PD-L1 and PD-L2 Genes Transcription Level of Peripheral Blood Lymphoctes in Chicken after IBDV Infection
WANG Ai-guo，SUN Guo-peng，LI Bo-wen，YUE Feng，ZHANG Yan-fang，ZHU Yan-ping，YIN Mei，YANG Yuan，GUO Dong-guang，WANG Xuan-nian
ACTA VETERINARIA ET ZOOTECHNICA SINICA . 2014, (4): 654 -660 .  DOI: 10.11843/j.issn.0366-6964.2014.04.021