What's new? progression to chip technology Hybrid detection radioactive labeling fluorescent labeling Solid support for sample fixation Southern blots northern blots etc Main advantage of microarrays is scale Probes are attached to solid support Efficient robotics Bioinformatic analysis Parallel measurement of thousands of genes at a timeWhat’s new? … progression to chip technology • Hybrid detection – radioactive labeling – fluorescent labeling • Solid support for sample fixation – Southern blots, Northern blots, etc. • Main advantage of microarrays is scale – Probes are attached to solid support – Efficient robotics – Bioinformatic analysis • Parallel measurement of thousands of genes at a time