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. Author manuscript; available in PMC: 2013 Oct 1.
Published in final edited form as: J Invest Dermatol. 2012 Dec 6;133(4):936–945. doi: 10.1038/jid.2012.445

Figure 1. Principal component analysis of Merkel cell carcinoma transcriptional profiles relative to Merkel cell carcinoma cell lines and nonmelanoma skin cancers.

Figure 1

Merkel cell carcinomas have a distinct expression profile compared to squamous cell and basal cell carcinomas. Solid squares indicate primary cutaneous squamous cell carcinomas (SCC). Solid circles indicate basal cell carcinomas (BCC). Solid triangles indicate Merkel cell carcinoma primary tumors (MCC). Open triangles indicate metastatic MCC tumors (Met). Asterisks indicate MCC cell lines. PC1: principal component 1. PC2: principal component 2.