The invention relates to a method comprising providing a system, the system comprising: a) a sample processing unit, comprising an input port and an output port coupled to a rotating container having at least one sample chamber, the sample processing unit configured provide a first processing step to a sample or to rotate the container so as to apply a centrifugal force to a sample deposited in the chamber and separate at least a first component and a second component of the deposited sample; and b) a sample separation unit coupled to the output port of the sample processing unit, the cell separation unit comprising separation column holder, a pump and a plurality of valves configured to at least partially control fluid flow through a fluid circuitry and a separation column positioned in the holder, the separation column configured to separate labeled and unlabeled components of sample flowed through the column.