Figure 6.

Growth of yeasts either mock-transfected or transfected with plasmids encoding CoxB3 2A protease of different sizes in YEPD medium, YEPD without tryptophan, or YEPD without tryptophan and histidine. X-gal staining of yeasts in YEPD without tryptophan and histidine.

Yang et al. Journal of Biomedical Science 2010 17:65   doi:10.1186/1423-0127-17-65
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