<em>Toxoplasma gondii</em> Parasites (IMAGE) Walter and Eliza Hall Institute Caption Walter and Eliza Hall Institute researchers have discovered a way to halt the invasion of the Toxoplasma gondii parasite into cells. Credit Walter and Eliza Hall Institute, Australia 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.