BSTFA	N,O-bis(trimethylsilyl)trifluoroacetamide
DEG	Differential expressed gene
FID	Flame ionization detector
FPKM	Fragment per kilobase of exon model per million mapped reads
GC	Gas chromatography
GO	Gene ontology
KEGG	Kyoto encyclopedia of genes and genomes
qRT-PCR	Quantitative reverse transcription RT-PCR
SEM	Scanning electron microscopy