The role of the TAB1 gene (IMAGE) Hiroshima University Caption TAB1 gene promotes ovule formation by maintaining stem cells in flower buds. This function of the TAB1 gene eventually leads to the formation of the seed (rice grain). Credit Wakana Tanaka, Hiroshima University Usage Restrictions News organizations may use or redistribute this image, with proper attribution, as part of news coverage of this paper only. License Original content 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.