Cygnus Technologies, LLC | 3,148 followers on LinkedIn. The experts in biopharmaceutical impurity analysis | Cygnus Technologies, part of Maravai LifeSciences, is the biopharmaceutical industry’s partner in host cell protein (HCP) and other process-related impurity detection and analytics. In addition, Cygnus now provides innovative viral clearance solutions as well. Cygnus helps companies developing therapeutic proteins, vaccines, antibodies, plasma derivatives and gene therapies to ensure the safety of biotherapeutics prior to human trials, regulatory approval and commercial release.