Table 1.

Fatty acid composition of Schizochytrium sp.HX-308 during fermentation.

Time	C14:0	C16:0	Squalene	DPA	DHA
18 h	3.81 ± 0.12	19.74 ± 0.56	0.91 ± 0.02	17.39 ± 0.46	53.39 ± 0.64
34 h	3.85 ± 0.13	17.58 ± 0.47**	2.46 ± 0.15**	20.03 ± 0.57**	51.54 ± 0.59*
72 h	3.42 ± 0.14*	15.32 ± 0.42**	2.56 ± 0.21	20.59 ± 0.48	53.86 ± 0.63**
180 h	2.69 ± 0.21**	13.54 ± 0.39**	1.18 ± 0.17**	20.69 ± 0.63	56.32 ± 0.61**

Each datum is the mean ± S.D. of three independent experiments replicates. The statistical significance between two adjacent times was presented by t-test, *P < 0.05, **P < 0.01.