Table 1

Survival of HT29 and LoVo cells exposed to different TAX concentrations for various times

Culture medium with TAX was changed after 48 h. Values expressed are percentages of total cells.
Exposure to TAX (h)	HT29															LoVo
		TAX doses (nm)													IC₅₀ (nm)	TAX doses (nm)		IC₅₀ (nm)
		0.5	1	5	10	50	100	1,000		1	5	10	50	100	IC₅₀ (nm)	1,000	10,000	IC₅₀ (nm)
24	100^a	95	69	51	28	7	7	10	100	100	97	67	58	39	6	400
48	100	91	75	63	22	6	3	20	87	61	46	41	35	5	9	8
72	100	100	95	71	21	8	0	25	91	73	53	48	37	3	5	34
96	100	100	100	78	4	5	0	15	100	97	73	65	42	2	2	80
120	100	100	100	80	0	0	0	14	100	100	82	70	48	2	0	96