INCOMPLETE HUMAN INTERACTOME. “Despite the clear value of having cell-type specific interactomes, so far no efforts have been launched to generate such a resource. Therefore, it remains unclear what the variations in the interactions of a given protein or functional module will be across different cell types and what this will tell us about the size of the human interactome.”
http://www.sciencedirect.com/science/article/pii/S0925443914001562