Figure 1From: Type 1 plasminogen activator inhibitor (PAI-1) in clear cell renal cell carcinoma (CCRCC) and its impact on angiogenesis, progression and patient survival after radical nephrectomy PAI-1 antigen expression in CCRCC. a) cytoplasmic PAI-1 staining in areas with high NG; b) weak staining in areas with low NG c) single scattered highly atypical PAI-1 positive tumour cells (arrows); d) strong expression in areas with sarcomatoid dedifferentiationBack to article page