Robert Hooke first coined the term “cell” after observing  plant cell walls through a light microscope—little empty chambers, fixed in time and space. However,  cells are anything but fixed. Cells are dynamic: continually responding to a shifting context of time, environment, and signals from within and without. Interactions between the macromolecules within cells, including proteins, are … Continue reading If We Could But Peek Inside the Cell …Quantifying, Characterizing and Visualizing Protein:Protein  Interactions