Restriction fragment length polymorphism analysis of whole-cell DNAs of C. lipolytica isolates after digestion with HpaII (A) or HinfI (B). Lanes: 1 to 10, our clinical isolates; 11, control strain C211; 12, control strain C202; 13, ATCC 9773; M, size marker (HindIII digest of bacteriophage lambda DNA).