Extended Data Fig. 8: LEFTY expression is clonally heterogeneous.
From: Apoptosis in the fetal testis eliminates developmentally defective germ cell clones

LEFTY expression in E13.5 Confetti testis, LEFTY-high cells (open arrowheads) and LEFTY-low cells (white arrowheads) with clone boundaries indicated by dashed outlines. Scale bar = 20µm.