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. 2018 Jun 5;13(6):e0197154. doi: 10.1371/journal.pone.0197154

Fig 5. Immunohistochemical staining for TRF1, TRF2, ATR, ATM, Chk1 and Chk2 in paraffin-embedded colorectal carcinoma and adjacent mucosa.

Fig 5

Abundant expression of hTERT, TRF2, ATR, ATM and Chk2 were observed in CRC tissue compared to adjacent mucosa validating the q-PCR results. No difference was detected in TRF1 protein level between the cancerous tissue and adjacent mucosa.