Table 2.

Number of animal models reported by species and species strain of tumor-induction method used

Tumor model Species–cell line/origin	No of reports	Tumor model Species–cell line/origin	No of reports
Rat—C6	22	Rat—RGl2.2	3
Rat—RG2	11	Rat—Induced	3
Rat—9L	11	Rat—Walker 256	2
Rat—F98	10	Rat—A15A5	2
Rat—RN6	2	Rat—Miscellaneous	8
Human—Miscellaneous	9	Mouse—B16F10	2
Human—U87	5	Mouse—Miscellaneous	8
Rabbit—Miscellaneous	1	Mouse—GEM	1
Rabbit—VX2	7	Mouse—Induced	1
Dog—Miscellaneous	1	Other—Induced	1
Unknown etiology	4

All injected/implanted cell lines were implanted intracranially, no models used intracarotid or -cardiac injection