Table 8. Comparison of gene expression level by quantitative real-time PCR and microarray analysis.

N315 ORF	Gene name#	Product	Fold change
			Real-time PCR	Microarray
SA1029	ftsZ(3)	Cell division protein	−2.2	−4.8
SA2253	opp-1C(1)	Oligopeptide transporter permease	+3.4	+2.1
SA0198	oppF(3)	Oligopeptide transport ATP-binding protein	+3.4	+2.2
SA1287	asnC(1)	Asparaginyl-tRNA synthetase	−7.4	−2.4
SA1901	fabZ(3)	(3R)-hydroxymyristoyl ACP dehydratase	−3.1	−3.7
SA2057	fmhB(1)	FmhB protein	−2.1	−2.2
SA1283	pbp2(3)	Penicillin-binding protein 2	−3.1	−4.5
SA0058	ccrA(2)	Cassette chromosome recombinase A	+2.7	+2.4
SA0039	mecR1(2)	Methicillin resistance protein	+5.9	+2.1

^#Treatment of bacterial cell with pentacyclic triterpenoids:

⁽¹⁾α-amyrin,

⁽²⁾betulinic acid,

⁽³⁾betulinaldehyde.