which displayed significantly improved xylose-utilizing property. The specific growth rate of the LEK513 strain was 0.225 h(-1) Under Selleck MAPK inhibitor aerobic condition (0.205 h(-1) under oxygen-limited condition) with xylose as the sole carbon source, while that of the LEM22 was 0.055 h(-1). During 100 h batch cultivation, the optical density of LEK513 reached 60, while LEK122 only grew to 7.5. In the same time period, LEK513 consumed 95% of the xylose in the medium, while LEK122 only consumed 20% of that. The LEK513 strain produced 11% more ethanol in oxygen-limited fermentation than it did in aerobic fermentation.
(C) 2009 Elsevier B.V. All rights reserved.”
“Zirconium doped lithium niobate is a promising candidate as a substrate for
nonlinear optical find more applications, since it does not suffer from the so-called “”optical damage.”" In order to optimize this aspect, the proper Zr concentration has be used, hence the precise determination of the so-called “”threshold concentration,”" i.e., the concentration above which the photorefractive effect is markedly reduced, is of great importance. In this work, we prepared by Czochralski growth a series of Zr-doped lithium niobate crystals with various Zr content and studied them using structural (high-resolution x-ray diffraction) and optical (birefringence) measurements as a function of the dopant content in the melt. Both the approaches pointed out a marked change in the crystal characteristics for a Zr concentration between 1.5 and 2 mol %, a value which is identified as the threshold concentration. (C) 2010 American Institute of Physics. [doi:10.1063/1.3499275]“
“Methods and Results: We retrospectively analyzed RM database and hospital files of 99 CRT-D consecutive patients
who were visited in the out-patient clinic every 3-4 months; thirty-three patients were in addition controlled remotely with RM (RM group). Kaplan-Meier curves of clinical or device-related AE-free rates were obtained. During a median follow-up of 7 months, clinical AEs were: ventricular and atrial arrhythmias in 14 and 11 patients, low CRT pacing in nine, heart failure, strokes, or death in 15. Device-related AEs were: insufficient pacing/sensing performances in nine patients, lead dislodgement in five. Nepicastat molecular weight As comparing the RM group with the remaining patients, Kaplan-Meier curves of clinical AEs diverged to significantly different rates: 23.8% (confidence interval [CI] 0.1%-47.5%) in the RM group and 48.7% (21.6-75.7%) in the remaining patients (P = 0.00002), with a hazard ratio of 0.14 (CI 0.06-0.37). Nondivergent Kaplan-Meier curves were obtained for device-related AE-free rates.
Conclusion: CRT-D patients followed with quarterly in-office visits without a daily RM system had an 86% higher risk of delayed detection of clinical AEs, during a median follow-up of 7 months. (PACE 2011; 34:208-216).”
“Erwinia sp. D12 is able to produce an isomaltulose synthase (EC 5.4.99.