PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25920992-1 2015 INTRODUCTION: Recent studies have proposed that FXYD3 and KRT20 mRNA quantified by quantitative reverse transcription polymerase chain reaction (qRT-PCR) in paraffin could be biomarkers to detect lymph nodes with micrometastases that avoid detection by conventional analysis with hematoxylin-eosin (HE). Helium 299-301 keratin 20 Homo sapiens 58-63