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Scott Martin, Ph.D., team leader for RNA interference (RNAi) screening at the National Institutes of Health, Center for Advancing Translational Sciences, talks to contributing editor Tanuja Koppal, Ph.D., about recent trends in the use of different types of cells and reagents for screening drug targets and cellular pathways.

One trend evident in science generally, and for laboratories in particular, is the desire to do things faster, more reliably and economically, at a higher level of hardware and method robustness, and all with a less-specialized workforce. This is especially true of mass spectrometry, where users no longer need a Ph.D. to operate MS systems.

All new employees, students, faculty, and staff should receive a specially designed introduction to your safety program.

Sample preparation reduces sample complexity and renders samples into a format amenable to downstream analysis. Sample prep is most necessary for complex, multicomponent samples containing substances that interfere either with the MS (e.g., through ion suppression) or, in GC/LC-MS, the chromatography.








