TABLE 2.

Concentrations of bacteriocins in prepared culture supernatants and fractions collected during purification of enterocin B

Source	Producer strain or sample	Indicator organism	AU/ml
Culture supernatant	L. lactis ATCC 11454	C. divergens LV13	1,600
	B. campestris ATCC 43754	C. divergens LV13	6,400
	P. acidilactici PAC-1.0	C. divergens LV13	1,600
	E. faecium CTC 492	C. divergens LV13	3,200
	E. faecium BFE 900	L. sake ATCC 20017	6,400
Enterocin B purification	Supernatant	L. sake ATCC 20017	6,400
	XAD-8 column	L. sake ATCC 20017	12,800
	Cation-exchange column	L. sake ATCC 20017	25,600
	Resuspended freeze-dried protein	L. sake ATCC 20017	204,800