Explanation of the cover photograph
Establishment of Five canine Lymphoma cell Lines and tumor Formation in a Xenotransplantation Model
Saori UMeKI et al. (pp. 467–474)

Canine lymphoma cell lines were established. Peritoneal injection of these cell lines into NOD/SCID mice induced large amount of ascites with infiltrations of lymphoma cells in the abdominal organs.

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http://www.jstage.jst.go.jp/browse/jvms/75/4/_contents