NSMPnames.hgu133a       Negative Strand Matching Probeset (NSMP) names
                        for HG-U133A chip type
NSMPnames.hgu133plus2   Negative Strand Matching Probeset (NSMP) names
                        for HG-U133 Plus 2.0 chip type
gcrma.exprSet           ExprSet resulting from gcrma processing of 3
                        HG-U133A chips
pa.calls                Presence-Absence Calls from Negative Strand
                        Matching Probesets
test133a                Test HG-U133A exprSet for pa.calls
