Researcher & Paraburkholderia (IMAGE) Cornell University Caption Undergraduate research assistant David Karasz, prepares cultures of Paraburkholderia for scanning electron microscopy to identify cellular structures involved in chain formation. Credit Allison Usavage, Cornell University Usage Restrictions None 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.