#$%^&*AU2009225367B220121004.pdf#####ABSTRACT A method for independently and simultaneously processing a plurality of samples in a centrifugal device is provided. The method comprising adding a plurality of samples to a plurality of processing chambers of a multiple processing chamber set. The plurality of samples is centrifuged. Optionally a plurality of supernatants are expressed. The supernatants comprising a first portion of the samples formed by the centrifugation of the plurality of samples. Optionally a plurality of pellets are expressed. The pellets comprising a second portion of the samples formed by the centrifugation of the plurality of samples. 2228354 Edoc 13