Schistosoma Mansoni (image) PLOS Share Print E-Mail Caption This is the expression of a serotonin receptor (bright green) in the Schistosoma mansoni nervous system. The muscles of the oral sucker and the muscular lining of the digestive tract appear in red. Credit Nidhi Sharma, Institute of Parasitology, McGill University Usage Restrictions Please re-use with a CC-BY attribution license and use the image credit. 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.