The “Biacore Systems and Consumables 2007” catalog from Biacore AB, GE Healthcare, describes the company’s systems for label-free protein interaction analysis in applications ranging from research to quality control. Available in pdf or in print, the 19-page document includes a system selection table that is based on application, performance and specifications. The new Biacore X100 model, which is suitable for multiproject, multiuser environments, is highlighted. The Series S sensor chips for the Biacore A100, T100 and S51 models are detailed, along with the Flexchip affinity chips and chips for other systems. A selection of capture and immobilization reagents, regeneration solutions and running buffers is presented, along with accessories and replacement parts.