Regeneration Medium (IMAGE) Boyce Thompson Institute Caption A researcher transfers tomato plantlets from a plate of regeneration medium. Credit Photo by Sheryl Sinkow Usage Restrictions Photo use permitted with proper credit to Sheryl Sinkow. 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.