Table 1

Summary of SAGE data

SAGE libraryTotal no. of tags observedNo. of different transcripts observeda
Normal colorectal epithelium
 NC-149,6109,359
 NC-248,4799,610
Adenomas
 Ad-A52,57311,167
 Ad-B42,6619,483
Cancers
 Tu-9841,3719,780
 Tu-10255,70011,039
Total290,39421,343
  • a To minimize the effect of potential sequencing errors, only tags observed more than once in a given SAGE library were counted to give a conservative estimate of the minimum number of different transcripts analyzed.