<I>Prochlorococcus</I> Dividing (IMAGE) Macquarie University Caption This is Prochlorococcus MED4 EM dividing. Taken by Luke Thompson (Chisholm Lab, MIT) and Nicki Watson (Whitehead Institute), 2006. TEM of MED4. Credit The Chisholm Lab Usage Restrictions Public domain image (https://www.flickr.com/photos/prochlorococcus/3288333758/in/album-72157613990334681/). 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.