Protocol liver biopsies were performed. Rejection was treated with three 1 g/d methylprednisolone. Further rejection after two courses of methylprednisolone was defined as monotherapy failure.
Results: Actuarial five-yr survival was 68% in TAC and 70% CYA. Monotherapy failed in 8% TAC and 13% CYA patients; no rejection in 24% TAC and 19% CYA patients; 42% TAC and 33% CYA patients were not exposed to any steroids. Rejection episodes were less with TAC, compared to CYA: mean 1.8 vs. 2.5, p = 0.042. Chronic
rejection occurred in only 4 (11%) CYA patients. During follow-up of median 97 months (range: 0.06-145), there were 16 (44%) deaths in CYA and 48 (39%) in TAC click here patients (p > 0.05).
Conclusions: TAC monotherapy ab initio is a viable immunosuppressive strategy in liver transplantation and was associated with lower rejection rates and renal complications, compared to CYA.”
“Optical properties of InAs quantum dots (QDs) inserted in AlGaAs/GaAs modulation doped heterostructure are investigated. To study the effect of carrier transfer behavior on the luminescence of self-assembled quantum dots, a series of sample has been prepared using molecular beam epitaxy (Riber 32 system) in which we have varied the thickness separating
the delta dopage and the InAs quantum dots layer. Photoluminescence spectra show the existence of two peaks that can be attributed to transition energies from the ground state (E(1)-HH(1)) and the first excited state (E(2)-HH(2)). Two antagonist effects have been observed, BI-D1870 mw a blue shift of the emission energies result from electron transferred from the AlGaAs/GaAs heterojunction to the InAs quantum dots and a red shift caused by the quantum confined Stark effect due to the internal electric field existing In the AlGaAs/GaAs heterojunction. (C) 2011 American Institute of Physics. [doi:10.1063/1.3555100]“
“Background: Hepatic selleck chemicals outflow block is one of the major complications leading to severe graft dysfunction after left lobe living donor liver transplantation
(LDLT).
Methods: Medical records of 46 recipients of a left lobe LDLT were reviewed. The method of outflow reconstruction and post-transplant morphological changes of hepatic veins were investigated. The subjects were followed up until September 2008, with a median follow-up period of 2.0 yr (range: 0.5-5.9 yr).
Results: There were no multiple outflow tracts to be reconstructed, and the median caliber of the single orifices with or without venoplasty was 32.0 mm. The difference between the angle of hepatic veins to the sagittal plane measured on computed tomography was calculated for pre-operative donors and post-operative recipients a month after LDLT. Both left and middle hepatic veins showed a significantly greater change in angle than the right hepatic vein.