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Published byΛάζαρος Δασκαλοπούλου Modified over 5 years ago
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Donor Treatment With the Lazeroid U74389G Reduces Ischemia–Reperfusion Injury in a Rat Lung Transplant Model Bernard Hausen, Peter Mueller, Marcus Bahra, Raj Ramsamooj, Randall E Morris, Charles W Hewitt The Annals of Thoracic Surgery Volume 64, Issue 3, Pages (September 1997) DOI: /S (97)
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Fig. 1 Model design. Double-lung block is implanted through custom-designed stents to the vessels of the left hilum of the recipient. Donor graft is ventilated through a separate ventilator. Serial assessment includes donor-specific oxygenation, graft vascular resistance, dynamic lung compliance, and airway resistance. (A/D = analog-to-digital; LAP = left atrial pressure; P.art. = pulmonary artery; PAP = pulmonary artery pressure; PC = personal computer; P.ven. = pulmonary vein.) The Annals of Thoracic Surgery , DOI: ( /S (97) )
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Fig. 2 Serial measurements of dynamic lung compliance. Donor pretreatment significantly improved graft compliance during reperfusion. (Repeated-measures analysis of variance: groups I/II p < ; groups I/III p < ; groups I/IV p < ; groups II/IV p < 0.045; groups III/IV p < ) The Annals of Thoracic Surgery , DOI: ( /S (97) )
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Fig. 3 Airway resistance, measured in cm H20 · L−1 · s−1, is significantly lower if the donor animal was pretreated with the lazeroid U74389G when compared with untreated controls and recipient treatment. (Repeated-measures analysis of variance: groups I/II p < ; groups I/III p < ; groups II/IV p < ; groups II/III p < 0.03; groups III/IV p < 0.05.) The Annals of Thoracic Surgery , DOI: ( /S (97) )
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Fig. 4 Comparison of alveolar–arterial oxygen difference. In untreated controls and the recipient treatment group the alveolar–arterial oxygen difference was significantly higher than in donor pretreated animals. (Repeated-measures analysis of variance: groups I/II p < ; groups I/III p < ; groups I/IV p < ; groups II/IV p < ; groups III/IV p < ) The Annals of Thoracic Surgery , DOI: ( /S (97) )
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Fig. 5 Resistance to pulmonary blood flow measured in mm Hg · mL−1 · min−1 is markedly elevated in the recipient treatment group with minimal blood flow at the onset of reperfusion. (Repeated-measures analysis of variance: groups I/II p < ; groups I/III p < ; groups I/IV p < ; groups II/III p < 0.03; groups III/IV p < 0.04.) The Annals of Thoracic Surgery , DOI: ( /S (97) )
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