bioenergetics cellbiology cellphysiologicalprocesses cellproliferation cells cellularcontrolmechanisms congresses embryonicstemcells energymetabolism ethics mammals metabolism mitochondrialpathology mitosis molecularaspects molecularbiology physiology proteins qh581c3931971 qu325 qu55i64221984i qu55i6781996 qu55s9865i1973 regulation stemcellresearch stemcells