Iron Uptake in Plants (IMAGE) Dartmouth College Caption Researchers studied iron uptake in Arabidopsis thaliana, both the wild type (WT) and with the URI gene mutated, to learn how plants bring in iron. The removal of the URI gene (lower left photo) prevents the uptake of iron and causes the plant to die. Credit Sun A Kim Usage Restrictions Must credit: Sun A Kim License Licensed 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.