Table 3. The ratio of the abundance of m/z 262.1395 and m/z 333.1769 between the over-expressed strains (JY213, JY214, JY215 and NG115) and the NG107 strain.

m/z [M+H]	Ratio
	JY215/NG107	JY214/NG107	JY213/NG107	NG115/NG107
262.1395	0.98±0.14	0.78±0.14	2.42±0.31	53.30±4.60
333.1769	1.13±0.19	0.84±0.23	1.79±0.37	47.60±8.40