TABLE 1.

Effect of bacterial therapy on body weight

	Treatment	No Treatment	T-Test
Follow up (days)	27.3 ± 9.9	25.5 ± 8.8	0.74
Body weight – day-0 (g)	21.4 ± 4.6	20.3 ± 0.94	0.59
Body weight – last day of treatment	22.5 ± 21.7	21.7 ± 1.2	0.66

S. typhimurium A1-R was used to treat nude mice with metastatic cancer as described in the Materials and Methods. In the course of bacterial treatment of the spontaneous lymph-node metastasis, there were no significant differences between the treated and untreated groups in body weight or primary tumor size in the foot pad.