Additional file 1: Figure S1. of Arabidopsis PRC1 core component AtRING1 regulates stem cell-determining carpel development mainly through repression of class I KNOX genes

Expression pattern of AtRING1a in the reproductive stage examined by in situ hybridization using a specific AtRING1a probe. (A) Leaf primordia. (B) and (C) SAM. (D) FM. (E) Young flower. (F) Developing ovule. (G) Developing ES. (H) Developing seed in globular stage. (I) Heart stage. (J) Mature green stage. Bars = 50 μm in (A)–(J). (JPG 951 kb)