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Adjuvant therapy for endometrial cancer
Maria C. DeLeon,Natraj R. Ammakkanavar,Daniela Matei 대한부인종양학회 2014 Journal of Gynecologic Oncology Vol.25 No.2
Endometrial cancer is a common gynecologic malignancy typically diagnosed at early stage and cured with surgery alone. Adjuvant therapy is tailored according to the risk of recurrence, estimated based on the International Federation of Gynecology and Obstetrics (FIGO) stage and other histological factors. The objective of this manuscript is to review the evidence guiding adjuvant therapy for early stage and locally advanced uterine cancer. For patients with early stage disease, minimizing toxicity, while preserving outstanding cure rates remains the major goal. For patients with locally advanced endometrial cancer optimal combined regimens are being defined. Risk stratification based on molecular traits is under development and may aid refine the current risk prediction model and permit personalized approaches for women with endometrial cancer.
Heat Treatment Influence on the Structural Properties of Supported Ni Nanoclusters
Vasile Rednic,Nicolae Aldea,Petru Marginean,Marius Rada,Adrian Bot,Zhonghua Wu,Zhang Jing,Florica Matei 대한금속·재료학회 2014 METALS AND MATERIALS International Vol.20 No.4
Ni nanoclusters supported on Al2O3 were prepared using a coprecipitation method. A heat treatment at differenttemperatures was applied. The obtained samples were analyzed by X-ray diffraction (XRD), X-rayabsorption spectroscopy and X-ray photoelectron spectroscopy in order to determine their global, local andelectronic structures. The average particle size, the mean squares of the microstrain, the particle size andmicrostrain distribution functions of the supported Ni nanoclusters were determined by the XRD methodusing a generalized Fermi function for the approximation of the X-ray line. The recrystallization inducedduring the heat treatment process was analyzed. The present study indicated strong deformation of thelocal structure of the active metal in all of the samples investigated due to the metal-support interactionand the effects of the small particle size. Electronic structural investigations showed the presence of Ni ina metallic state as well as Ni2+ on the cluster surfaces.
First spin-parity constraint of the 306 keV resonance in Cl35 for nova nucleosynthesis
Chipps, K. A.,Pain, S. D.,Kozub, R. L.,Bardayan, D. W.,Cizewski, J. A.,Chae, K. Y.,Liang, J. F.,Matei, C.,Moazen, B. H.,Nesaraja, C. D.,O'Malley, P. D.,Peters, W. A.,Pittman, S. T.,Schmitt, K. T.,Smit American Physical Society 2017 Physical review. C Vol.95 No.4
<P>Of particular interest in astrophysics is the S-34(p,gamma) Cl-35 reaction, which serves as a stepping stone in thermonuclear runaway reaction chains during a nova explosion. Though the isotopes involved are all stable, the reaction rate of this significant step is not well known, due to a lack of experimental spectroscopic information on states within the Gamow window above the proton separation threshold of Cl-35. Measurements of level spins and parities provide input for the calculation of resonance strengths, which ultimately determine the astrophysical reaction rate of the S-34(p,gamma)Cl-35 proton capture reaction. By performing the Cl-37( p,t)Cl-35 reaction in normal kinematics at the Holifield Radioactive Ion Beam Facility at Oak Ridge National Laboratory, we have conducted a study of the region of astrophysical interest in Cl-35, and have made the first-ever constraint on the spin and parity assignment for a level at 6677 +/- 15 keV (E-r = 306 keV), inside the Gamow window for novae.</P>