Immunostaining for H2AK119ub1and H3K27me3 (image) RIKEN Share Print E-Mail Caption Representative images of H2AK119ub1 and H3K27me3 immunostaining analysis in control and matKO embryos. M, maternal pronucleus; P, paternal pronucleus. Credit RIKEN Usage Restrictions credit RIKEN Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.