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Invitrogen Molecular Probes fluorescence reagents are among the most peer-referenced in all of life science research. Trusted Molecular Probes product lines, including Alexa Fluor™, SYTOX, and Click-iT, empower scientists working in cell biology, genetic analysis, protein biology, and cell engineering to make the discoveries that advance our understanding today and catalyze the research goals of tomorrow.

Fluorescence-based techniques are valuable tools for studying cellular structure/function and interactions of molecules in biological systems, as well as the detection and quantitation of nucleic acids and proteins via gel electrophoresis, microarrays, and fluorescence spectroscopy. These tutorials provide a basic understanding of these techniques, as well as more detailed information about spectra, filters, and flow cytometry.