Flow Cytometry
Flow cytometry allows for the rapid analysis of single cells or particles, cell population and their characteristics can be identified in a short period of time. Cytometry applications range from depth immune profiling for medical research to DNA analysis applications in agriculture and aquatic samples.
What can Flow Cytometry do?
Cytometry refers to the quantitative measurement of single cells and particles, enabling sub- and whole-population characterisation and analysis. Modern day cytometry is increasingly applied to the biomedical/clinical and life science fields, including plant and marine biology, drug discovery, functional cell analysis and nanotechnology.
Common applications are listed below:
Our techniques
Conventional Cytometry
The conventional flow cytometers at CMCA offer the ability to analyse from 1 to 100 parameters from a single sample. The BD Canto II, is a 3-laser system can measure up to 8 fluorescent parameters plus forward and side scatter. The BD LSR Fortessa is a 5-laser system can measure up to 18 fluorescent parameters plus forward and side scatter. Samples can be analysed from tubes and both these cytometers equipped with High-Throughput samplers which can sample from 96 and 384 well plates. The Luminex 200 uses xMap bead-based technology to measure up to 100 analytes from a single sample, samples can be as small as 20µL of serum. Luminex assays are 96-well based typical targets include proteins, cytokines, chemokines and nuclei acids with commercial kits available or the ability to produce your own depending on your research needs.
Instruments:
Spectral Cytometry
Spectral flow cytometry measures the emission spectrum of across the full light spectrum of the fluorochrome. The 5-laser Cytek Aurora offers the ability to collect high-parameter single-cell data which can be used to perform deep immune-profiling experiments. Recent publications have measured 50-parameters from a single sample, which is especially important when using clinical patient samples which are often limited. The Cytek Aurora also has applications for measuring highly-auto fluorescent samples and potential identification of different populations only using these measurements.
Instrument:
Mass Cytometry
Mass cytometry, powered by CyTOF® technology, is amongst the world’s most advanced cytometric platforms. In mass cytometry samples are labelled with antibodies which are conjugated to heavy metal ions which are detected by a time-of-flight mass spectrometer. More than 50 markers have been measured simultaneously.
Instrument:
Cell Isolation
There are 2 cell sorters at CMCA and depending on your research needs the facility staff can guide you to the instrument which is best for your research. The BD FACS Melody has been designed by BD to be easy to use and as such researchers are trained to use this instrument independently of CMCA staff. It is a 3-laser system with 8 fluorescent channels, housed in a Class II Biological hood and capable of 2-way sorting into tubes (Eppendorf or FACS), slides and plates (6 to 96-wells). The BD Influx is a jet-in-air 5-laser cell sorter which can measure 21 fluorescent parameters, the highly customisable nature of this instrument means that it is operated by CMCA staff only.
The CellCelector platform is a unique and fully automated cell imaging and picking system. The 6-channel fluorescent microscope and powerful image processing software allows for the automated scanning for cells of interest. The picking robotic system can collect single cells or cells clusters of adherent and non-adherent cells. Applications include detection, selection and isolation of single cells, clusters, spheroid, and organoids as well as single cell clones and adherent colonies.
Instruments:
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FAQ
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Do I need prior experience to use the equipment?No, full hands-on training is provided, starting with training beads and moving to your samples.
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Are there other flow cytometry resources available?There are extensive flow cytometry related resources available online. Suggested introduction to flow cytometry include WEHI’scourse, Bio-Rad’s or BD’s introductions.
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How can use the equipment?CMCA is an open-access facility open to all Western Australia, national and international researcher and industry users.
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Where can I find information on panel design?The best starting place for researchers looking to design a new panel is to view the OptimizedMulticolor Immunofluorescence Panel (OMIP) to see if there are any which will cover your research project.
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Can staff prepare samples for me?We have some capacity to prepare samples on a fee-for-service basis, please contact us to discuss your project requirements.
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Can staff run samples for me?We have some capacity to run samples on a fee-for-service basis, please contact us to discuss your project requirements. [email protected]
Platform expert
Dr Catherine Rinaldi
Cytometry Senior Research Officer, Centre for Microscopy, Characterisation & Analysis