Flow cell comprising ports and methods for using the same

摘要

A flow cell having a plurality of independently controllable inlet and/or outlet ports is provided. In certain embodiments, a subject flow cell contains: a) a chamber having a plurality of independently controllable inlet ports and a plurality of independently controllable outlet ports; b) a first manifold in fluid communication with the inlet ports; and c) a second manifold in fluid communication with the outlet ports. Exemplary methods of using a subject flow cell to control liquid flow over a planar substrate are provided.