1. A method of differentially filtering genetic data, which comprises: providing a visual display device; providing a computer connected to the visual display device with genetic data, wherein the computer comprises a computer program capable of visually displaying the data to a user on the visual display device; providing a user with an input interface via the computer; selecting a subset of genetic data designated as one or more CytoRegions; entering a first set of parameters into the computer program pertaining to the CytoRegions; differentially filtering the subset of genetic data; and distinguishably displaying the genetic data which are encompassed by the entered parameters.