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Table 2 Characteristics of probe set definitions

From: Improved precision and accuracy for microarrays using updated probe set definitions

Probe set definition Number of probe sets Mean number of probe pairs per probe set
NetAffx (original) 22283 11.1
ensEMBL exon 35191 9.3
ensEMBL gene 18671 14.0
ensEMBL transcript 36174 13.9
Entrez 12132 14.1
RefSeq 17880 14.9
UniGene 11694 15.0
  1. The table shows the number of probe sets together whith the average number of probes within each probeset obtained using each probe set definition for the HG-U133A platform.