BR01; to house and simultaneously operate two DYNARRAYs MCA-C300-PC, MCA-C500-PC or MCA-C800-PC; for pure perfusion (flow-through), pure ‘superfusion’ (overflowing) or mixed-mode operation; from polyether ether ketone (PEEK; housing parts; autoclavable), polydimethylsiloxane (PDMS; sealing), glass (cover slips; windows) and polyamide (PA; screws)