نتایج جستجو برای: 123 211 234 20 leal
تعداد نتایج: 637522 فیلتر نتایج به سال:
We have succeeded recently in synthesizing a chemically stable, inert family of materials of composition Y2Ba4CuMOy (Y-2411 where M = Nb, Ta, Mo, W, Zr, Hf) within the superconducting YBa2Cu3O7-δ• (Y-123) phase matrix that forms effective flux pinning centers of nano-scale dimensions. In this paper we report the synthesis of the Y2Ba4CuBiOy phase with nano-scale dimensions that is similarly com...
The author reviewed 34 years of personal experience with inpatients in a large municipal hospital to analyze the seats and causes of involvement of single pairs of cranial nerves. Among 578 cases, the sixth (n = 234) and second (211) nerves predominated, followed by the fourth (48), seventh (30), third (27), and eighth (18) cranial nerves. Trauma (99), infection (94), tumor (92), increased intr...
Critical studies on Mexican American literature were just coming into their own when Luis Leal wrote "Mexican American Literature: A Historical Perspective." In this important study maestro Leal wrote that "Mexican American literature of all genres is being written, published, and appraised at a striking rate" and that Chicano literature "has been recognized as a subject worthy of serious study...
Indirect effects may contribute to the efficacy of radiotherapy by sterilizing malignant cells that are not directly irradiated. However, little is known of the influence of indirect effects in targeted radionuclide treatment. We compared gamma-radiation-induced bystander effects with those resulting from exposure to three radiohaloanalogues of meta-iodoben-zylguanidine (MIBG): [(131)I]MIBG (lo...
Glioblastoma multiforme (GBM) is the most aggressive brain cancer, and to date, no curative treatment has been developed. In this study, we report that miR-211, a microRNA predicted to target MMP-9, is suppressed in grade IV GBM specimens. Furthermore, we found that miR-211 suppression in GBM involves aberrant methylation-mediated epigenetic silencing of the miR-211 promoter. Indeed, we observe...
ABEL [99]. Abstracting [233]. Access [137, 78, 38]. Action [169, 241, 175]. Activities [251]. Acyclic [238]. Agents [131]. Aided [180]. ALFP [210]. Algebra [183, 174]. Algebraic [180, 211]. Algorithm [215, 112, 217, 236, 143, 146, 218, 85, 139, 187, 94, 182, 49, 91, 147, 23, 11, 31, 28, 26]. Algorithms [140, 74, 254, 56, 101, 158, 43, 192, 129, 177, 10, 30, 38]. Aliases [114]. Alignment [57]. A...
1. CHEDV, Sta Maria da Feira, Portugal 2. Villar-Bajwa Practice, Spire Lea Hospital, Cambridge, UK 3. Hip Department, Centro Hospitalar de Entre o Douro e Vouga, Sta Maria da Feira, Portugal 4. Hip Department, Centro Hospitalar de Entre o Douro e Vouga, Porto Hip Unit director, Porto, Portugal *Correspondence to: F. Leal. E-mail: [email protected] Submitted 20 January 2015; Revised 20 ...
چکیده ندارد.
For a family of r-graphs F , the Turán number ex(n,F) is the maximum number of edges in an n vertex r-graph that does not contain any member of F . The Turán density π(F) = lim n→∞ ex(n,F) ( n r ) . When F is an r-graph, π(F) 6= 0, and r > 2, determining π(F) is a notoriously hard problem, even for very simple r-graphs F . For example, when r = 3, the value of π(F) is known for very few (< 10) ...
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