Effect of chronic stress on liver metastasis.

<p>(A) Representative images of spleen taken on day 28 after tumor cell injection. (B) Representative images of metastatic liver taken on day 28 after tumor cell injection. (C) Data represents average spleen weight from the six groups. (D) Data represents average liver weight from the six groups. ** <i>P</i>< 0.01 versus BC group, ^#<i>P</i>< 0.05 versus BS group.