Table 2.

Drug sensitivity of CFPAC‐1 and CFPAC‐1‐GR

Drug	CFPAC‐1	CFPAC‐1‐GR
	IC50 (nmol/L)a	IC50 (nmol/L)	RIb
Gemcitabine	3 ± 0.2	631 ± 59	210.3
Capecitabine	548 ± 20	30 553 ± 830	55.8
5‐Flourouracil	34 ± 3	599 ± 150	17.6
Oxaliplatin	4455 ± 745	16 137 ± 3478	3.6
Irinotecan	1540 ± 792	3437 ± 655	2.2
Docetaxel	30 ± 5	26 ± 9	0.9
Cisplatin	3463 ± 228	1902 ± 162	0.5

^aThe IC₅₀ values were defined as the concentration of cells inhibiting growth at 50%.

^bDrug resistance index (RI) was determined by dividing IC₅₀ values of CFPAC‐1 and CFPAC‐1‐GR.