The Many Functions of Polyphosphate (IMAGE) Carnegie Institution for Science Caption An illustration of the multidimensionality of polyphosphate function. Credit Illustration courtesy of Arthur Grossman and Emanuel Sanz-Luque. 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.