Xax1 Rice Mutant (image) DOE/Lawrence Berkeley National Laboratory Caption Wild type (left) and xax1 rice plants at five weeks show the dwarfed phenotype of the mutant. Xax1 may be short of stature, but it is long on potential for biofuels thanks to more extractable xylan and increased saccharification. Credit Image courtesy of JBEI Usage Restrictions None 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.