TABLE 4

Organelle compositions of the various in vitro drug metabolism experimental systems

MMHHs, CCHHs, human liver microsomes (HLM) and postmitochondrial supernatant (PMS). The “X” indicates the presence of the organelles in the specified experimental systems. Organelle contents in various in vitro systems have been previously reviewed (Brandon et al., 2003).

OrganelleExperimental System
CCHHMMHHHLMPMS
Plasma membranesXX
CytosolXXX
MitochondriaXX
LysosomesXX
Endoplasmic reticulumXXXX
NucleusXX