BLAST	Basic local alignment search tool;
COG	Clusters of orthologous groups;
DGE	Digital gene expression;
EST	Expressed sequence tag;
FDR	False discovery rate;
GO	Gene ontology;
KEGG	Kyoto Encyclopedia of Genes and Genomes Pathway;
NCBI	National Center for Biotechnology Information;
qRT-PCR	Real-time quantitative reverse transcription polymerase chain reaction;
RACE	Rapid amplification of cDNA ends;
RPKM	Number of reads per kilobase per million clean reads;
SAM	Shoot apical meristem