Figure 4: hnRNPF and LDHB expression in MCC tissue microarray samples. (A-D) Representative negative and positive immunohistochemical staining of hnRNPF (brown nuclear staining) and percentages of negative samples, and samples with weak, moderate and strong positives. (E-H) Representative negative and positive immunohistochemical staining of LDHB (brown cytoplasmic staining) and percentages of negative samples, and samples with weak, moderate and strong positives.