Table 1.

Comparison of the recent studies for 1,3-propanediol production from glycerol using engineered Klebsiella pneumonia

Sources	Fermentation Time (h)	Titer (g L−1)	Yield (mol mol−1 glycerol)	Productivity (g L−1 h−1)	Comments
Lin et al. [10]	30	76.80	0.66	2.56	Fed-batch
Kumar et al. [9]	36	38.95	0.49	1.08	Fed-batch with no BDO production
Wang et al. [7]	33	86.00	0.59	2.69	Fed-batch
Xin et al. [8]	30	76.20	0.43	2.54	Fed-batch
This study	24	20.59	0.76	0.86	Batch with no BDO production