P. aeruginosa Movements (video) eLife Share Print E-Mail Loading video... Caption When alone, P. aeruginosa cells multiply and form groups that appear like 'rafts' under a microscope. Credit Limoli et al. (CC BY 4.0) Usage Restrictions This image is free to be reused, as long as it is credited as appropriate. Share Print E-Mail 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.