<I>Prochlorococcus</I> Dividing (IMAGE) Macquarie University Caption This is <I>Prochlorococcus</I> 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.