the cathepsin b- and l- , elastase- , tryptase- , and trypsin-like activities all had properties consistent with those from host sources , whilst partial inactivation of the dpp iv-like activity by heat treatment ( 60 degrees c for 30 min ) suggested that it may have represented a mixture of human and bacteroides gingivalis enzymes .
C0699919
cathepsin b
C0086418
human