Taste Circuits in the Brain (IMAGE) Brown University Caption Trans-tango reveals gustatotry circuits in the fruit fly by working across synaptic connections. Green cells are the ones researchers targeted with the technique revealing the red cells that were connected to them. Credit Barnea et. al. / Brown University Usage Restrictions with credit 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.