| abstract |
A first reservoir disposed to couple to a first actuator for imparting flow to the cell-containing solution in a first direction through the filter; and a cell-containing solution in the second direction through the filter. A second reservoir arranged to couple to a second actuator for imparting a flow; and a sample when in fluid communication with the first and second reservoirs and connected to the filtration unit A cassette further in fluid communication with the inlet and the sample outlet, the cassette being disposable and housed by a connector removably adjacent to the filtration unit, the filtration unit comprising: A cassette comprising a second actuator as well as one or more valves. |