In a multiple labelling experiment ... experiment is usually limited by the number of channels available in the microscope. Ehler tests her primary antibodies before starting.

This is a line drawn near the photograph or drawing which has a label showing the actual length ... The most important property of a microscope is its resolution - the ability to show detail.

The Spero-QT is the latest innovation in label-free chemical imaging and represents the second generation of high-performance infrared microscopes powered by quantum cascade laser (QCL) technology.