Portable Sensor for Detecting Cyanobacteria in Water (image) North Carolina State University Share Print E-Mail Caption North Carolina State University researchers have developed the first portable technology that can test for cyanotoxins in water. To test for cyanotoxins, users place a drop of water on a customized chip, then insert it into a reader device which connects to a smartphone. These images are screenshots of the smartphone app of the cyanotoxin sensor. Left: Welcome page. Right: Data analysis page. Credit Qingshan Wei, NC State University Usage Restrictions Image credit must be given. 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.