^
Association details:
Evidence:
Evidence Level:
Resistant: C3 – Early Trials
Title:

Abstract 4325: A Phase II exploratory study to identify biomarkers prognostic of clinical response to regorafenib in patients with metastatic colorectal cancer who have failed first-line therapy

Published date:
05/15/2020
Excerpt:
However, KRAS mutations in exons 12 and 13 appeared enriched in intrinsically resistant lesions compared to stable and acquired resistance lesions (83% versus 41%). 
DOI:
10.1158/1538-7445.AM2020-4325