Quidel and Life Technologies Receive FDA Clearance for Clostridium difficile ... PR Newswire (press release) In February 2013, the company received 510(k) clearance for its 3500 Dx Genetic Analyzers and SeCoreĀ® HLA typing kits. The Quidel Molecular Direct C. difficile Assay is Quidel's first assay with a streamlined stool processing procedure. Quidel also ... |