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Old 01-29-2014
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Default nbme 13 question does anyone know?

a mouse melanoma B16 is highly metastatic. when injected, tumor nodules are found in the lungs, liver, and ovaries. when an antibody to a liver cell surface antigen is injected 1 hr prior to injection of the b16 melanoma cells, formation of tumor nodules in the liver is prevented, but tymor nodules develop in the ovaries and lungs. there are no cytotoxic effect of the antibody on b-16 or hepatic cells. which of the following processes is likely to be affected?
a. homing
b. initiation
c. invasion (wrong)
d. motility
e. progression ( I think)
f. promotion

Please and thank you!
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