CARTRIDGE FOR USE IN A SYSTEM FOR DELIVERY OF A PAYLOAD INTO A CELL

A cartridge for delivering a payload to cells of a cell suspension is provided, wherein the cartridge comprises an input channel that delivers the cell suspension to a first plurality of branch channels, and wherein the first plurality of branch channels each deliver the cell suspension into a respective one or a plurality of microfluidic chips or filters. Cell suspension exiting a microfluidic chip or filter flows into a respective one of a second plurality of branch channels, and is then delivered to an output channel by which it exits the cartridge. The cartridge may comprise a plurality of removable covers that hold the chips or filters in place against a body of the cartridge in which the input channel, output channel, and branch channels are formed.