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Science 7 October 1960:
Vol. 132. no. 3432, pp. 956 - 957
DOI: 10.1126/science.132.3432.956
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Articles

Increased Incidence of Tumor Metastases in Female Mice

Renato Baserga 1 and Walter E. Kisieleski 1

1 Department of Pathology, Northwestern University Medical Schlool, Chlicago, Illinois, and Argonne National Laboratory, Argonne, Illinois

Most of the tumor cells injected into the tail vein of mice fail to survive at the site of arrest in the lungs, but the percentage of surviving cells is higher in females than in males. The surviving cells, however, grow at a similar and constant rate in both sexes.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)