2.7.1.91 sphingosine kinase uterine leiomyoma cell - 3.4.22.26 cancer procoagulant uterine leiomyoma cell - 3.4.24.24 gelatinase A uterine leiomyoma cell fibroids of different size show equal MMP-2 activity 4.2.1.2 fumarate hydratase uterine leiomyoma cell all missense mutations of fumarate hydratase associating with MCUL/hereditary leiomyomatosis and renal cell cancer show diminished fumarate hydratase enzymatic 4.2.1.2 fumarate hydratase uterine leiomyoma cell biallelic inactivation of fumarate hydratase occurs in nonsyndromic uterine leiomyomas but is rare in other tumors