نتایج جستجو برای: nf at

تعداد نتایج: 3755978  

Journal: :Journal of materials research and technology 2022

This paper studied the behaviors of sintering between Ag nanoparticle (NP) and nanoflake (NF) in same size by molecular dynamics simulation. Before simulation, melting simulation NF was carried out to calculate points NFs investigate thermostability NF. The Lindemann index potential energy showed that were significantly size-dependent. During heating process, sharp corner transformed round coul...

Journal: :Isij International 2022

We investigate the effects of annealing microstructure on low-cycle fatigue (LCF) life (Nf), cyclic stress behaviour and a Fe–15Mn–10Cr–8Ni–4Si alloy that exhibits deformation-induced transformation austenite (γ-phase) into ε-martensite (ε-phase). The rolled at 800°C was annealed 600°C, 700°C, 900°C to vary grain size, fraction recrystallised grains texture intensity. Fully reversed axial strai...

Journal: :Blood 1999
G Marziali E Perrotti R Ilari E M Coccia R Mantovani U Testa A Battistini

In this study, we analyzed the regulation of NF-Y expression during human monocyte to macrophage maturation. NF-Y is a ubiquitous and evolutionarily conserved transcription factor that binds specifically to the CCAAT motif present in the 5' promoter region of a wide variety of genes. We show here that in circulating monocytes, NF-Y binding activity is not detected on the CCAAT motif present in ...

Journal: :Arthritis and rheumatism 2004
Maria J Benito Eithne Murphy Evelyn P Murphy Wim B van den Berg Oliver FitzGerald Barry Bresnihan

OBJECTIVE To compare the expression of the Rel/NF-kappa B subunits, NF-kappa B1 (p50) and RelA (p65), in paired synovial tissue samples selected from sites adjacent to and remote from the cartilage-pannus junction (CPJ) in patients with inflammatory arthritis. METHODS Synovial tissue was selected at arthroscopy from sites adjacent to the CPJ and from the suprapatellar pouch of patients who we...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2007
Stéphanie Millecamps Geneviève Gowing Olga Corti Jacques Mallet Jean-Pierre Julien

We generated mice with doxycycline control of a human neurofilament light (NF-L) transgene in the context of the absence (tTA;hNF-L;NF-L(-/-)) or presence (tTA;hNF-L;NF-L(+/-)) of endogenous mouse NF-L proteins. Doxycycline treatment caused the rapid disappearance of human NF-L (hNF-L) mRNA in tTA;hNF-L mice, but the hNF-L proteins remained with a half-life of 3 weeks in the brain. In the sciat...

Journal: :Conservation Letters 2023

Protected areas (PAs) have been regarded as a critical strategy to protect natural forest (NF) and biodiversity. Estate-crop expansion is an important driver of deforestation in Indonesia. Yet, little known regarding the temporal dynamics PA effectiveness preventing estate-crop into NF. We employ Cox proportional hazard models their extensions characterize NF Indonesia during 1996–2015. The res...

Journal: :AJNR. American journal of neuroradiology 2001
L Kornreich S Blaser M Schwarz A Shuper T H Vishne I J Cohen R Faingold S Michovitz B Koplewitz G Horev

BACKGROUND AND PURPOSE Despite the benign histology of optic pathway glioma (OPG) (low-grade astrocytoma), its biological behavior is unpredictable, and it is unclear whether specific morphologic or anatomic patterns may be predictive of prognosis. It is also unclear whether OPG associated with neurofibromatosis (NF) is a distinct entity from non-NF-OPG. Our purpose was to describe the MR imagi...

2015
Ming-Yao Chang Chih-Han Chang Chien-Hsi Chen Bill Cheng Yi-Dong Lin Chwan-Yau Luo Hua-Lin Wu Yu-Jen Yang Jyh-Hong Chen Patrick C. H. Hsieh

BACKGROUND We previously showed that injection of peptide nanofibers (NF) combined with autologous bone marrow mononuclear cells (MNC) immediately after coronary artery ligation improves cardiac performance in pigs. To evaluate the clinical feasibility, this study was performed to determine the therapeutic time window for NF/MNC therapy in acute myocardial infarction (MI). METHODS AND RESULTS...

Journal: :FASEB journal : official publication of the Federation of American Societies for Experimental Biology 2009
Hubert Kasperczyk Bernd Baumann Klaus-Michael Debatin Simone Fulda

To explore mechanisms controlling sonic hedgehog (Shh) expression in human cancers, we investigated regulation of Shh by the transcription factor NF-kappaB. We identify putative NF-kappaB binding sites in the human Shh promoter region that specifically bind NF-kappaB complexes. Further, NF-kappaB activation by tumor necrosis factor alpha (TNF-alpha) or p65 overexpression stimulates Shh promoter...

Journal: :Journal of endocrinological investigation 2015
M Lombardi N De Lio N Funel C Sardella D Russo C Urbani G Rossi D Campani E Martino C Marcocci U Boggi F Bogazzi

BACKGROUND Non-functioning (NF) pancreatic neuroendocrine tumors (pNET) often have an indolent outcome. A consensus to submit patients with large (>2 cm) NF-pNET to surgery already exists; but a conservative approach for small (≤2 cm) NF neoplasms has been proposed. AIM To identify prognostic factors for survival and progression free survival (PFS) of NF-pNET, evaluating whether surgery may b...

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