Fig. 2From: Parallelism of DOG1 expression with recurrence risk in gastrointestinal stromal tumors bearing KIT or PDGFRA mutationsDOG1 measurement according to the Allred scoring system. Representative panels showing the variable DOG1 expression by IHC in patients with GISTs: strong (score: 7–8, panel a), moderate (score: 4–6, b) and weak (score: 1–3, c), while panel d shows a DOG1 negative specimen. Magnification is 200x in a, b and c, 100x in d Back to article page