Table 1.

Product formation during the growth of C. pasteurianum DSMZ 525 under iron excess (Fe+) and iron limitation (Fe−) conditions. Fermentations were performed in duplicates

	Biomass		1,3-PDO		BuOH		EtOH		Acetate		Butyrate		Lactate		Formate
	Fe+	Fe−	Fe+	Fe−	Fe+	Fe−	Fe+	Fe−	Fe+	Fe−	Fe+	Fe−	Fe+	Fe−	Fe+	Fe−
Final titer (g/L)	5.1 ± 0.09	3.2 ± 0.01	9.4 ± 1.44	16.6 ± 2.26	12.3 ± 0.06	4.4 ± 0.70	1.0 ± 0.12	0.9 ± 0.60	0.8 ± 0.01	1.5 ± 0.02	1.7 ± 0.45	2.8 ± 0.13	0.1 ± 0.00	7.5 ± 2.58	0.5 ± 0.07	1.1 ± 0.11
Production rate (g/L*h) at exponent-ial growth phase	0.39 ± 0.00	0.16 ± 0.03	0.66 ± 0.17	0.74 ± 0.02	0.53 ± 0.11	0.16 ± 0.04	0.06 ± 0.02	0.03 ± 0.003	0.04 ± 0.004	0.07 ± 0.03	0.14 ± 0.02	0.13 ± 0.01	0.007 ± 0.003	0.28 ± 0.02	0.03 ± 0.01	0.04 ± 0.02
	Y S/X		Y P/X
Y i/X (g/g BM)	9.6 ± 0.3	13.9 ± 1.2	1.16 ± 0.09	4.40 ± 0.52	1.88 ± 0.25	0.97 ± 0.13	0.15 ± 0.06	0.17 ± 0.13	0.10 ± 0.01	0.39 ± 0.09	0.39 ± 0.08	0.80 ± 0.17	0.02 ± 0.00	1.64 ± 0.37	0.08 ± 0.02	0.25 ± 0.05