From: Framework for reanalysis of publicly available Affymetrix® GeneChip® data sets based on functional regions of interest
Homo sapiens
Rattus norvegicus
Mus musculus
Number of Probes Aligned to Genome
822,681
321,905
637,942
Number of Probes Used
414,701
162,356
323,917
Number of Probe Sets Constructed
33,916
19,839
28,963
Average Number of Probes Per Probe Set
12
8
11