Editorial
Copyright ©2010 Baishideng.
World J Gastroenterol. Jan 7, 2010; 16(1): 1-14
Published online Jan 7, 2010. doi: 10.3748/wjg.v16.i1.1
Table 2 In vitro evaluation of post-thawing quality of hepatocytes
Hepatocyte in vitro modelCryopreservation protocolParameters evaluated: impairment following C/TParameters evaluated: no impairment following C/TRef.
Rat and humanPre-incubationPlatingCYP induction[17]
-20°C, -70°C, liquid nitrogen
PorcineSlow freezing protocol up to -80°CTrypan blue exclusion test[23]
Plating
Ammonia clearance
RatSlow freezing protocol up to -80°CTrypan blue exclusion test[25]
Plating
Ammonia clearance
Human20% DMSO, 40% FCSTrypan blue exclusion testATP[63]
Slow freezing protocolPlatingUrea synthesis
LDH release
MTT
PorcineFreezing boxes or slow freezing protocolCYPPlating[72]
Glycogen synthesis
Glycogenolysis
Gluconeogenesis
Rat and mouseSlow freezing protocolPlating[41]
Uptake of neutral red
Protein synthesis
PorcineImmediate cryopreservationProtein synthesisTrypan blue exclusion test[30]
Serum freeGluconeogenesis
CYP activity
Urea synthesis
Rat (monolayer culture post-thawing)Not availableProtein synthesis[61]
HumanStorage in liquid nitrogenConjugation and secretion of biliary acids[75]
Human, rat, rabbit, dog and monkeySlow freezing protocolCYP activity[77]
Phase 2 enzymes
Human, rat and mouseSlow freezing protocolPhase 2 enzymesPhase 1 enzymes[78]
MonkeySlow freezing protocolLDH releasePhase 1 enzymes[79]
PlatingPhase 2 enzymes
HumanStoring at -80°CCytosolic enzymes: glutathione S-transferaseCYP activity[55]
RatSlow freezing protocolCYP induction[60]
HumanSlow freezing protocolCYP induction[80]
RatSlow freezing protocolCYP induction[81]
HumanNot availableCYP induction[82]
HumanNot availableCYP induction[83]