Georgia Tech/CDC Staph Infection Test (IMAGE) Georgia Institute of Technology Caption CDC research chemist Carrie Pierce (left) and Georgia Tech School of Chemistry and Biochemistry associate professor Facundo Fernandez have developed a test that uses mass spectrometry to quantify the number of Staphylococcus aureus organisms in a large number of samples in just a few hours, compared to a day or two for culturing techniques typically used to detect this bacterium. Credit Georgia Tech/Gary Meek 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.