Product cited in:
Ding, Lu, Zhou, Zhou, Chou: "Human PD-L1-overexpressing porcine vascular endothelial cells induce functionally suppressive human CD4+CD25hiFoxp3+ Treg cells." in: Journal of leukocyte biology, Vol. 90, Issue 1, pp. 77-86, 2011 (PubMed).
Jeong, Song, Lee, Lee, Park, Song, Ha, Oh, Oh, Choi: "Comparative measurement of cell-mediated immune responses of swine to the M and N proteins of porcine reproductive and respiratory syndrome virus." in: Clinical and vaccine immunology : CVI, Vol. 17, Issue 4, pp. 503-12, 2010 (PubMed).