Olivier Chazouillères, François Ballet, Yves Chrétien, Philippe Marteau, Colette Rey, Dominique Maillard, Raoul Poupon – 1 June 1989 – The effects of two vasodilators, papaverine and pentoxifylline (a methylxanthine derivative), on liver function after 19 hr hypothermic preservation were investigated. Hypothermic preservation was performed according to the standard technique, and liver hemodynamics and function were studied during 70 min immediately after reperfusion in an isolated perfused rat liver system. No significant changes occurred after hypothermic storage for 5 hr.