In addition, the SILC property V(SASS), or self-adjusting steady state voltage, is suggested as a useful monitor characteristic for oxides on SiC. This parameter was larger Endocrinology & Hormones inhibitor for afterglow oxides compared to thermal oxides of similar thickness. The SASS voltage also showed that the afterglow oxide interface was stable to substrate injected stress fluence in accumulation compared to thermal oxide of comparable thickness. (C) 2009 American Institute of Physics. [doi:10.1063/1.3245323]“
“The Curing kinetics of a liquid melamine-formaldehyde impregnation resin were analyzed with differential

scanning calorimetry, and the conversion-dependent activation energy for in melamine-formaldehyde Curing was estimated with the isoconversional

model-free kinetic approach developed by Vyazovkin. The conversion-dependent activation energy was used to extend the predictive power of a response Surface model describing the influence of some processing factors (press time and resin composition) in the manufacturing of particleboards coated with melamine-formaldehyde-impregnated papers. By substituting the factor “”press time”" in an RSM established for a press temperature of 170 degrees C by the factor “”conversion”" which is accessible from thermo-chemical analysis, additional information on temperature was incorporated into the model. Model applicability for additional temperatures was evaluated with 12 validation experiments. Although Chemical resistance was difficult to model, cleanability was sufficiently well described Nutlin-3 by only one factor (conversion). Surface LB-100 gloss depended on both the conversion and catalyst amount 2 and was predicted by two-factor interaction model (R(2) = 0.95). This study demonstrates that parameters derived from the isoconversional kinetic analysis of liquid resins not only are theoretical descriptors but also have direct practical relevance in the modeling of product properties

derived from these liquid resins when used to supplement technological databases. (C) 2009 Wiley Periodicals, Inc. J Appl Polym Sci 113: 2649-2660, 2009″
“Desmoid fibromatosis is a rare, locally aggressive fibroblastic/myofibroblastic tumor that occasionally involves children. We examined a series of pediatric desmoids for CTNNB1 mutations, seen in sporadic tumors, and APC germline mutations, associated with familial adenomatous polyposis (FAP). Forty-four desmoids in pediatric patients were identified in the pathology files of 2 large referral centers (1995-2009). Clinical charts were reviewed for history of FAP. Germline APC gene mutations were determined on blood samples from patients presenting with FAP. Immunohistochemistry for beta-catenin was performed. CTNNB1 genotyping was done by Sanger sequencing on formalin-fixed paraffin-embedded tissue. CTNNB1 mutations were observed in 29 of 44 (66%) desmoids, with 3 mutations identified: T41A (64%), S45F (29%), and S45P (7%).