WATERTOWN, Mass.--(BUSINESS WIRE)--Tetraphase Pharmaceuticals, Inc., a clinical-stage life science company developing a portfolio of potent new antibiotics designed to be effective against dangerous, drug-resistant bacteria, including multidrug-resistant (MDR) gram-negative pathogens, today announced that data describing the company’s ongoing discovery and development work will be highlighted in seven posters and a symposium presentation at the 51st Interscience Conference on Antimicrobial Agents and Chemotherapy (ICAAC). The Conference will be held in Chicago, IL, from September 17-20, 2011.