Screening of lactic acid bacteria for their potential as microbial cell factories for bioconversion of lignocellulosic feedstocks

Table 4 Growth of the best performing strains in MRS medium with inhibitors

		Mean growth rates [1/h]
		MRS		Furfural (3.5 g/L)		HMF (5.9 g/L)		Ethanol (55 g/L)		Acetic acid (30 g/L)		Furfuryl alcohol (20 g/L)		Vanillin (0.43 g/L)
		Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD
Lactobacillus brevis	LMG 19215	0.528	0.093	0.402	0.008	0.290	0.030	0.356	0.031	0.522	0.034	nd	nd	nd	nd
Lactobacillus hammesii	DSM 16381	0.167	0.020	nd	nd	nd	nd	nd	nd	nd	nd	nd	nd	nd	nd
Lactobacillus pentosus	10-16	0.794	0.047	0.538	0.036	0.554	0.027	0.550	0.066	0.484	0.015	0.511	0.073	0.765	0.038
Lactobacillus pentosus	LMG 17672	0.712	0.062	0.530	0.024	0.540	0.000	0.504	0.061	0.642	0.083	0.383	0.108	0.729	0.013
Lactobacillus pentosus	LMG 17673	0.826	0.022	0.558	0.042	0.636	0.067	0.586	0.018	ng	ng	0.627	0.013	0.825	0.021
Lactobacillus plantarum	JCL1279	0.675	0.004	0.399	0.013	0.332	0.009	0.316	0.048	0.561	0.030	nd	nd	nd	nd
Lactobacillus spicheri	DSM 15429	0.531	0.036	0.420	0.034	0.338	0.087	0.376	0.018	0.408	0.027	nd	nd	nd	nd
Lactobacillus suebicus	DSM 5007	0.147	0.038	nd	nd	nd	nd	nd	nd	nd	nd	nd	nd	nd	nd
Lactobacillus vaccinostercus*	DSM 20634	0.690	0.017	0.435	0.021	0.258	0.085	0.444	0.017	0.711	0.030	0.351	0.013	0.660	0.034
Pediococcus acidilactici	DSM 20284	0.886	0.061	0.405	0.025	0.372	0.026	0.315	0.038	0.450	0.090	nd	nd	nd	nd
Pediococcus pentosaceus	ATCC 25745	0.995	0.042	0.684	0.076	0.606	0.079	0.566	0.091	0.404	0.034	0.552	0.085	0.960	0.008

ISSN: 1475-2859