Metastasis: Quantitative Analysis of Distribution and Fate of Tumor Emboli Labeled With <sup>125</sup>I-5-Iodo-2′ -deoxyuridine<xref ref-type="fn" rid="FN2">2</xref><xref ref-type="fn" rid="FN3">3</xref>
125I-5-iodo-2′-deoxyuridine was used to label pure B16 melanoma cells grown in tissue culture. In vitro and in vivo studies established the optimal, nontoxic labeling dose. C57B...