Table 2.

The ratio between the pellet core and the projected area of the whole pellet of the M. robertsii strain cultivated in flasks and in a bioreactor on synthetic medium in the absence of DBT, in the presence of DBT alone, or in a mixture with one of the vitamins

	Control	DBT	DBT + vitamin C	DBT + vitamin E
Cultures in flasks	0.732 ± 0.076	0.950 ± 0.029	n.t.	n.t.
Cultures in bioreactor	0.430 ± 0.020	0.562 ± 0.006	0.629 ± 0.048	0.536 ± 0.090

n.t. not tested