Flow Cytometry and Cell Sorting Shared Resource

Faculty and Staff


Dr. Creswell (Co-Director) is an Assistant Professor in the Department of Oncology and a Member of the NCI-designated Lombardi Comprehensive Cancer Center Consortium.  Dr. Creswell has 30 years of experience with flow cytometry with and cell sorting, including immunofluorescence methods, cell cycle analysis, and sterile cell sorting.

Dr. Poulos (Co-Director) is an Assistant Professor in the Institute for Restorative Health at the Center for Discovery and Innovation, and an Associate Member of the NCI-designated Lombardi Comprehensive Cancer Center Consortium.  Dr. Poulos has 10 years of experience using flow cytometry and cell sorting.

Dr. Creswell and Dr. Poulos are available for assay development and general experimental flow cytometry consultations.

Key Staff

Full-time instrument operators provide comprehensive support of FCSR services.

Dan Xun, M.S. manages day-to-day operations of the FCSR at the Georgetown University, Washington DC campus.  Dan received her MS in Biotechnology from Georgetown University in 2016.  Dan manages operations of the flow cytometers and the NanoSight in the FCSR as well as the CYTOF capabilities of the Fluidigm Hyperion.  She is additionally available for data analysis and software assistance and troubleshooting.

Wenshan Tsao, M.S. manages day-to-day operations of the FCSR at the Nutley, NJ campus.  Wenshan received her graduate training in Biotechnology from the National Dong Hwa University and has 7 years of experience in cell analysis and cell sorting.  Wenshan is available for instrument training, cytometric analysis, cell sorting, experimental consultation and troubleshooting.

Benefits and Opportunities of Working Within the Shared Resources

In addition to the many benefits offered to all Georgetown University employees, there are a number of benefits specific to staff of the Shared Resources. Shared Resource directors will work with staff to develop a plan for continuing education and training. Opportunities offered will depend on the workload of the shared resource and the availability of resources but the Shared Resource director will make every effort to ensure that staff receive the education and training needed to move their career along.