Table 1. Comparison of overall median survivals according to strain, age and route.

Mice	Cells	Age	Route a	Cell No.	Cell form	Event b	Number of mice	Median survivals c
Balb/c-nu	578T	6 weeks	I.C.	2×105	w/ HBSS	Debility	10	77
Balb/c-nu	578T	6 weeks	S.C.	2×106	w/ HBSS	Neoplasm	10	80
NOD/SCID	578T	6 weeks	I.C.	2×105	w/ HBSS	Debility	10	62
NOD/SCID	578T	6 weeks	S.C.	2×106	w/ HBSS	Neoplasm	10	68
Neonate NOG	578T	1 week	I.C.	2×105	w/ HBSS	Debility	10	45
Neonate NOG	578T	1 week	S.C.	2×106	w/ HBSS	Neoplasm	10	54
Adult NOG	578T	6 weeks	I.C.	2×105	w/ HBSS	Debility	10	60
Adult NOG	578T	6 weeks	S.C.	2×106	w/ HBSS	Neoplasm	10	70

a. I.C.: Intracranial injection, S.C.: Subcutaneous injection

b. None: Not happened anything, Debility: decrease of weight and bad condition, Neoplasm: neoplasm into injection site

c. I.C. survivals: Condition and body weight, S.C. survivals: tumor volume ≥ 1,500 mm³