he BD FACSAria II is an advanced flow cytometry instrument equipped with four lasers: blue (B), red (R), yellow-green (YG), and violet (V). These lasers enable the device to analyze and sort cells based on various fluorescence channels, depending on the fluorophores used.

With these four lasers, the FACSAria II can simultaneously measure multiple cell parameters, allowing researchers to obtain detailed information about different cell characteristics. This is particularly important in applications where multiple markers or cell populations need to be analyzed, such as in immune cell profiling, stem cell research, or cancer studies.

The four lasers ensure that the device can detect a broad spectrum of fluorescence signals, enabling researchers to utilize multiple fluorescence channels simultaneously for deeper insights into the cells. This makes the BD FACSAria II highly suitable for multiplex fluorophore applications, such as multi-color immunophenotyping.

Furthermore, the use of these lasers enhances the high-throughput capacity of the FACSAria II, allowing it to rapidly and efficiently analyze and sort large numbers of cells, which is essential for large-scale and complex experiments.

In summary, the BD FACSAria II, with its four lasers, provides an advanced and versatile solution for cell analysis and cell sorting in a wide range of biomedical and clinical research applications.