Plants Image (IMAGE) Tel-Aviv University Caption Overexpressing ABCG17 and ABCG18 transporter proteins leads to stronger ABA responses and with stomatal closure (green fluorescent signal indicates for ABA response) Credit Tel Aviv University Usage Restrictions No restrictions. License Public Domain 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.