Fig. 1.
Clot lysis in wild type, t-PA+/− and t-PA−/− mice. Spontaneous lysis of pulmonary emboli 16 hours after clot injection. +/+: wild type mice; +/−, heterozygous t-PA deficient; −/−, homozygous t-PA deficient. Values represent mean ± SEM of the indicated number of mice in parentheses.