Fig. 1
Comparison between fresh and cryopreserved implantation of tumor tissue. a Time from tumor implantation to first passage (when tumor reached a size of 500 mm3) was not different (p = 0.53). Each color represents a different PDX. b Hematoxylin and eosin stained paraffin sections (magnification 10×). c Matrix table comparing tumor grade of patient tissue between conditions, as scored by a pathologist