Figure 1.

Sources of EST data. We took 631,239 EST alignments for 318,483 ESTs from the BDGC for release 4.3 of the fly genome annotation. The ESTs, derived from 16 main libraries, were filtered to a unique set of 157,093 alignments.

Rach et al. Genome Biology 2009 10:R73   doi:10.1186/gb-2009-10-7-r73
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